1400-Project-Engineer-Reviewer-by-JGElano-1.docx

![](media/image1.png) JGElano Materials & Project Engineer Reviewer in Quiz App and Ref. - PE Quiz Set 1 ================================================================================== 1. For any proposed bridge site, the topographic and river surveys should be extended from the centerline of the bridge at least a. 100 to 200 upstream only b. 100 to 200 downstream only c. 100 to 200 upstream and downstream ---------------------------------- d. 300 m upstream and downstream 2. What is the simplest type of superstructure of a concrete bridge with a limited span of 8 meters? e. Reinforced concrete slab ------------------------ f. Concrete plank deck g. Girder and slab superstructure h. Beam or Plank Bridge 3. Which of these is not classified as a type of caisson foundation? i. Pneumatic foundation j. Box caisson k. Open caisson l. Hydraulic caisson ----------------- 4. Which of the following documents is not necessary at the project site? m. Bill of quantities n. Plans o. General specification p. Feasibility study ----------------- 5. An asphalt cement can be a good bituminous binder material for item q. 306 r. 308 s. 310 --- t. 311 6. The following reasons may cause the granting of contract time extension with the exception of one: u. Exceptionally adverse climate conditions v. Excusable failure of contractor to provide equipment and man power w. Causes beyond the control of contractor x. Causes of which government is not directly responsible ------------------------------------------------------ 7. What is the allowable variance from the original unit price, so that a contract will be entitled to contract price escalation? y. Less than 2 % z. Less than 5 % a. **More** **than** **5** **%** b. Less than 3 % 8. The government may rescind the contract work if there is: c. Delay in the payment of contractors claim for billing d. Existing right-of-way problem e. Undue delay attributable solely to the contractor ------------------------------------------------- ![](media/image1.png) f. Adverse peace and order conditions 9. From the time of project was hid to the issuance of notice to proceed, how many calendar days is required for a project to be entitled to contract priced adjustment? g. 60 h. 90 i. 120 --- j. 150 10. Under which of the following conditions must a change order not to be issued? a. Where there is a decrease in work due to deletion of work items b. Where there is reclassification of item of works c. Where the aggregate cost has increased and is limited to 25% of the original cost d. Where there is increase in cost in construction materials --------------------------------------------------------- 11. Which of the ff. is not considered a Variation Order? e. Change order f. Extra work order g. Resume order ------------ h. Supplemental agreement 12. A project with delays due to reasons beyond the control of the contractor may be granted a time extension if the affected works, as shown in the PERT/CPM diagram, are: i. Dummy activities j. Critical activities ------------------- k. Non critical activities l. Hammock activities 13. If after fifty (50%) completion, the work is satisfactorily undertaken and on schedule no additional retention should be made otherwise the progress payment should be imposed a retention rate of: m. 5% n. 10% --- o. 15% p. 20% 14. What is the permitted variation from the design thickness of a layer of aggregate base course? q. ± 20 mm r. ± 15 mm s. ± 25 mm t. **±** **10** **mm** 15. What is the permitted variation from the design thickness of a layer of aggregate subbase course? u. **±** **20** **mm** v. ± 10 mm w. ± 30 mm x. ± 15 mm 16. What is the required area of the trial section needed to check the suitability of the materials and efficiency of the equipment and construction method the contractor will use? y. About 500 sq.m. --------------- z. About 400 sq.m. a. About 100 sq.m. b. About 600 sq.m. 17. What is the accepted proportion mixture of cement to be added to the soil aggregate (dry soil) in a Portland cement stabilized road mix base course (item 204)? c. 4 to 20 mass percent d. 6 to 10 mass percent -------------------- e. 5 to 12 mass percent f. 3 to 12 mass percent 18. What is the accepted proportion mixture of lime to be added to the soil aggregate (dry soil), in a Lime stabilized road mix base course (item 203)? g. 2 to 10 mass percent h. 4 to 15 mass percent i. 3 to 18 mass percent j. 3 to 12 mass percent -------------------- 19. Sub- grade soil is well compacted under the controlled condition of: k. Over saturation with water l. Optimum moisture content and maximum dry density ------------------------------------------------ m. Dry soil n. Cold weather 20. The rate of application of seal coat using cutback asphalt is [ ]. o. 1.5-3.0 li./sq.m. ----------------- p. 2.0-3.0 li./sq.m. q. 1-2 li/sq.m. r. 1.5 - 2 li/sq.m 21. Defective works in a project should be brought to the attention of the contractor by the Project Inspector thru: s. Logbook entry t. Progress billing deduction u. Inspection report v. Site instruction ---------------- 22. How much percentage is withheld on the general items until the final acceptance of the project? w. 15% x. 20% y. 30% --- z. 50% 23. Which of the following is not a construction safety procedure? a. The side of deep excavations must be properly shored b. All openings above ground level must be guarded c. Operators and mechanics must be required to log in when operating equipment --------------------------------------------------------------------------- ![](media/image1.png) d. Workers engaged in clearing must be protected from hazardous plans 24. Which of the following is not a cause of delay in project implementation? e. Revision in plans f. Inadequacy of contractor's resources g. Non-availability of construction materials h. Rainy month pre-determined in the area -------------------------------------- 25. The bar chart is also called a: i. Precedence diagram j. Gantt chart ----------- k. CPM diagram l. PERT chart 26. Who assists the Project engineer in the overall direction and supervision of field operations? m. Contractor's engineer n. Resident engineer o. Materials engineer p. Project inspector ----------------- 27. If after fifty (50%) completion, the work is satisfactorily undertaken and on schedule no additional retention should be made otherwise the progress payment should be imposed a retention rate of: q. 5 % r. 10% --- s. 15% t. 20% 28. A project with delays due to reasons beyond the control of the contractor may be granted a time extension if the affected works, as shown in the PERT/CPM diagram, are: u. Dummy activities v. Critical activities ------------------- w. Non-critical activities x. Hammock activities 29. Which of the following is not considered a Variation Order? y. Change order z. Extra work order a. Resume order ------------ b. Supplemental agreement 30. A variation order may be in the form of extra work order or change order. What is the maximum allowable percentage of the change order? c. 10% --- d. 15% e. 5% f. 20% 31. Whose engineering judgement will prevail in the overall field implementation of a project? g. Project inspector h. Resident engineer i. Project engineer ---------------- j. Materials engineer 32. What is the single vertical datum to which elevation for all infrastructure projects should be referred to? k. Mean sea level -------------- l. 10.47 m below mean sea level m. 10.00 below mean lower low water n. Mean lower low water 33. Who supervises the work and test employed in project implementation? o. Project inspector p. Contractor's engineer q. Materials engineer ------------------ r. Project engineer 34. What is the required minimum field density for embankment materials? s. 85% t. 90% u. 95% --- v. 100% 35. In the DPWH Standard specifications, what is the item no. embankment? w. 100 x. 102 y. 104 --- z. 106 36. What is item 506 in the DPWH structural specifications? a. Structural concrete b. Prestressed concrete c. Stone masonry ------------- d. Riprap and grouted riprap 37. In laying stone components of item 505 (Riprap and Grouted Riprap) each stone should be: e. Laid with its longest axis perpendicular to the slope ----------------------------------------------------- f. Pitched to line along the beds and joints g. Laid with its face parallel to the faces of the walls h. Reasonably uniform with no projection more than 150 mm 38. What is the minimum cement content (40 kg/bag) per cubic meter of class B concrete? i. 8 bags ------ j. 9 bags k. 9.5 bags l. 11 bags 39. The minimum testing requirement of concrete for item 405 is the compressive strength test on concrete cylinder samples consisting of a set of 3 concrete cylinder samples to represent not more than: ![](media/image1.png) m. 50 m\^3 of concrete n. 75 m\^3 of concrete ------------------- o. 100 m\^3 of concrete p. 125 m\^3 of concrete 40. Clay can be distinguished from silt by performing: q. Sieve analysis test r. Hydrometer test s. Plastic limit test ------------------ t. Liquid limit test 41. The Atterberg limit tests are performed on the soil fraction passing sieve no.: u. 4 v. 16 w. 40 -- x. 200 42. How often can progress payment be requested by a contractor? y. Once a month ------------ z. Twice a month a. As soon as an item of work is completed b. As often as he desires 43. The process of maintaining sufficient moisture and favourable temperature in concrete is called: c. Consolidation d. Shrinkage e. Curing ------ f. Evaporation 44. Before an asphalt pavement or asphalt surface treatment is placed on a granular base, what liquid asphalt is applied? g. Seal coat h. Tack coat i. Prime coat ---------- j. Epoxy coat 45. What formula is used in computing price escalation? k. No loss-no gain formula l. Economic formula m. Parametric formula ------------------ n. Parabolic formula 46. In an inspection report, aside from the findings, which is the most important item to be included? o. Duration of inspection p. Members of the inspectorate team q. Copy of the memorandum to inspectorate team r. Recommendation of the possible actions to be undertaken ------------------------------------------------------- 47. After the final inspection of a reported 100 % accomplished project, before a certificate of final inspection is issued, which of the following should be conducted in the field: s. Emergency conference t. Exit conference --------------- u. Pre- construction conference v. Turn- over ceremony 48. If a project is started more than 8 months after the bidding, the contractor is entitled to claim for: w. Bonus x. Additional advance payment y. Price adjustment ---------------- z. Extra work order 49. For reference in the preparation of catch-up plans the following are the prevailing weather conditions in the Philippines with the exception of: a. Two pronounced seasons, dry from November to April, wet during the rest of the year b. No dry seasons, with a very pronounced maximum rainfall from Nov. to Jan. c. Dry and rainy is equally distributed throughout the year -------------------------------------------------------- d. Rainfall more or less distributed throughout the year 50. The catch up schedule reflects: e. Financial expenditures f. Accomplishment-duration relationship ------------------------------------ g. The advance accomplishment h. Preliminary engineering activities 51. If a contractor continues to disregard agreed project plans and specifications, what recommendation should you prepare? i. Contract suspension j. Termination of contract k. Rescission of contract ---------------------- l. Blacklisting of contractor 52. Excavation of indurated rocks can be undertaken by: m. Pick and shovel n. Ripper ------ o. Road grader p. Bulldozer 53. You are assigned as a new Project Engineer on an almost completed spillway project and you found out per field survey that the spillway elevation is lower by one meter. What should you do? q. Accept the project as is r. Require the contractor to redo the spillway s. Install corresponding ogee -------------------------- t. Reprimand the former Project engineer 54. Which of the following structures is constructed parallel to the flow of the river and serve as protection of riverbank? u. Spur dike ![](media/image1.png) v. Revetment --------- w. Mini dam x. Groin 55. Dams are hydraulic structures constructed to: y. Increase conveyance capacity of the river z. Arrest scouring on meandering river sections a. Protect river banks from heavy run0off b. Retard flood run off and minimize effect of flash floods -------------------------------------------------------- 56. Which of the following complements as regulating flood control structure: c. Main canal d. Weir or control gate -------------------- e. Drainage lateral f. Groin and spur dike 57. In embankment works, which of the following is undertaken first? g. Clearing and grubbing h. Excavation of core trench i. As-take survey works -------------------- j. Construction of the impervious fill 58. Before actual construction of a dam is started, which of the following should be secured first? k. Maintenance of access road l. Delivery of construction materials m. Stripping of ground surface n. Installation of safety requirements ----------------------------------- 59. If the void ratio of a soil is 1, the porosity (n) is equal to: o. 10 % p. 20% q. 30% r. 50% --- 60. Who prepares daily reports on work accomplishment for review of the Project Engineer? s. Resident engineer ----------------- t. Material engineer u. Project engineer v. Contractor engineer 61. Unless otherwise specified, all materials below subgrade level in earth should be cut to a depth of: b. 150 mm ------ c. 200 mm d. 250 mm 62. Unless otherwise indicated in the plans, mortar for masonry walls should be composed of one part Portland Cement and: b. I inch part fine aggregates by volume c. 2 parts fine aggregates by volume --------------------------------- d. 2 inches parts fine aggregates by volume 63. The depth of weakened plane joints on a 23.0 cm thick pavement should not be less than: w. 45 mm x. 50 mm ----- y. 60 mm z. 75 mm 64. The item no. for Portland Cement Concrete Pavement (PCCP) in the DPWH Standard Specification is: a. 200 b. 201 c. 310 d. 311 --- 65. Under item 310, the asphalt content of bituminous mix on the basis of total dry aggregate should between: e. 4% to 8% f. **5%** **to** **8%** g. 3% to 5 % h. 5% to 7% 66. For purposes of pavement design, the varying axle loads are converted to a common denominator which is in terms of: i. 5,000 lb (22KN) wheel load j. 10.000 lb (44KN) single axle load k. 32,000 lb (142KN) tandem axle load l. 18,000 lb (80KN) single axle load --------------------------------- 67. Which of the following modifies specific work items relative to increases/decreases in the quantities provided for in the original contract? m. Extra Work order n. Change order ------------ o. Resume order p. Suspension order 68. An equation where BK (Back) is greater than AH (Ahead) means: q. A deductive distance r. An addictive distance --------------------- s. No increase in distance t. The road length 69. In identifying project location intended for asphalt pavement, which of the following criteria is not appropriate to recommend? u. Drainage facilities is well-maintained v. Location is not in a typhoon belt area w. Existing base course is stable x. Flood-prone road section ------------------------ 70. If the type of soil in item 200 material is non-plastic, what Atterberg Limit Test can be performed? y. Plastic limit z. Liquid limit ------------ a. Shrinkage limit b. Both a and b 71. Measurement of concrete materials for concrete structures shall be by: c. Volume d. Weight ------ e. Quantity f. Density 72. If the good and hard soil is available within 2 to 3 m below the bed level of a river, the design will generally require: g. Spread foundations ------------------ h. Raft foundations i. Pile foundations j. Caisson foundations 73. If the required thickness of item 200 is 300 mm, the material may be spread and compacted in k. One l. Two --- m. Three n. Uniform 74. What do you call a record or book compiled to contain the data information and history in the implementation of a project from start to completion? o. Blue book p. History book q. Log book -------- r. Statement of Work Accomplished SWA 75. In riprapping, masonry works and concrete slope protection on side slope, revetment, etc., which of the following are provided to serve as water outlet and lateral pressure reliever on the structure? s. Cut-off wall t. Berm u. Weep hole --------- v. Gravel filter 76. What do you call the strengthening of an old existing asphalt or concrete pavement by providing additional adequate thickness over it? w. Re-blocking x. Sealing y. Grouting z. Overlaying ---------- ![](media/image1.png) 77. Concrete mix not in place within [ ] minutes from the time ingredients were charged into the mixing drum or has developed initial set, should not be used. a. 90 -- b. 45 c. 30 d. 15 78. The time elapsed from the time water is added to the concrete mix and transported by a truck mixer up to the time said mix is deposited in place at the site should not exceed: e. 15 mins. f. 45 mins. -------- g. 30 mins. h. 20 mins. 79. Before placing concrete, the base of a roadway for concreting should be kept in moist condition and saturated with water for at least: i. 6 hrs. j. 1.5 hrs. k. 2 hrs. ------ l. 3 hrs. 80. To protect Portland cement concrete pavement against rain before it has sufficiently hardened, should be required to have at all times any of the following materials with the exception of: m. Metal form or wood planks n. Burlaps or cotton mats o. Plastic sheeting material p. Plastic water stops ------------------- 81. In the compaction of sub-base, the compacted dry density of each layer should not be less than what value of the maximum dry density, determined according to the AASHTO method? q. 95% r. 96% s. 98% t. 100% ---- 82. The rate of application of emulsified asphalt used as tack coat, should be within the range of: u. 0.2-0.5 l/m\^2 v. 0.2-0.7 l/m\^2 -------------- w. 0.15-0.7 l/m\^2 x. 0.15-0.5 l/m\^2 83. Camber on gravel roads is provided to: y. Establish a smooth riding surface z. Prevent water from stagnating on the carriageway ------------------------------------------------ a. Provide boundary line for the two lanes b. Plant grass of sodding 84. Sub-grade soil is well compacted under the controlled condition of: c. Over saturation with water d. Optimum moisture content and maximum dry density ------------------------------------------------ e. Dry soil f. Old weather 85. Before an asphalt pavement or asphalt surface treatment is placed on a granular base, what liquid asphalt is applied? g. Seal coat h. Tack coat i. Prime coat ---------- j. Epoxy coat 86. Bearings for bridges are designed to provide free movement of girders. Which of the following is not used to allow such movement? k. Expansion joints ---------------- l. Rockers m. Sliding plates n. Rollers 87. A contractor encountered an equation on the plans. Quite confused, he clarified the term "BK" o. BK means new survey stationing p. AH means old survey stationing corrected q. BK means old survey stationing corrected: AH, new survey stationing ------------------------------------------------------------------- r. Both a and b 88. In practice, K -- Factor is used to convert average annual daily traffic to the 30^th^ highest annual hourly volume (DHV) and is defined as: s. DHV/ADT ------- t. DDHV/(DXAADT) u. V/PHF v. L/A 89. The maximum length of ascending gradient which a loaded truck can operate without undue reduction in speed is called: w. Critical length of grade for design ----------------------------------- x. Exceptional gradient y. Limiting gradient z. Ruling gradient 90. To find the time flow, it is required to determine the length of channel. This can be done by transforming the drainage area into a rectangle whose two sides are in the proportion of 1:1, 5. The length of the stream is assumed one diagonal of this rectangle plus one-half of the shorter side of the rectangle, which is the: a. Square root of the square of width plus half of b. **Square** **root** **of** **the** **sum** **of** **the** **squares** **of** **longer** **side** **and** **W** **plus** **half** **of** **W** c. Square root of the square of the squares of L plus half of W d. 3.0 W 91. Profile along the centreline of the river channel should be extended from the centreline of the bridge by at least ![](media/image1.png) e. 100 to 200 upstream only f. 100 to 200 downstream g. 100 to 200 upstream and downstream ---------------------------------- h. 300 m upstream and downstream 92. The depth of weekend plane joints should not be less than: i. 45 mm j. 50 mm ----- k. 60 mm l. 75 mm 93. Unless otherwise indicated in the plans, mortar for masonry walls should be composed of one part Portland Cement and: 1. part fine aggregates by volume 1. inch part fine aggregates by volume c. 2 parts fine aggregates by volume ------------------------------------ 94. Unless otherwise specified, all materials below subgrade level in earth should be cut to a depth: m. 100 mm n. 150 mm ------ o. 200 mm p. 250 mm 95. Who prepares daily reports on work accomplishments for review of the project engineer? q. Resident engineer ----------------- r. Materials engineer s. Project engineer t. Contractors engineer 96. Who assists the Project engineer in the overall direction and supervision of field operation? u. Contractors engineer v. Resident engineer w. Materials engineer x. Project inspector ----------------- 97. Which of the following is not a field test in road construction? y. Density test z. Core boring test a. California bearing ratio (CBR) test ----------------------------------- b. Dynamic cone penetrometer test 98. Per program of work, the estimated volume of item 201 materials is 7,500 cubic meter. How many grading and plasticity test are required based on the DPWH minimum testing requirement? c. 3 d. 25 -- e. 7 f. 9 99. Item 201 materials with CBR value of 75% (which is 5% less than the minimum requirements) can still be used in the design of a concrete pavement provided that the following are considered except one: g. Adequate compaction is applied during construction h. Increase the thickness requirement of base course ------------------------------------------------- i. The design is only intended for a barangay road project j. The foundation contains unsuitable materials 100. Your total approved accomplishment on a project including those to be covered by an extra work is equivalent to 75% BUT ONLY 65% is covered under the approved original contract. Up to what level of progress billing would you allow? k. Up to the total 75% accomplishment l. Below 75% but more than 65% accomplishment m. Up to the documented value not more than 50 % n. **Up** **to** **the** **documented** **value** **not** **more** **than** **65%** JGElano Materials & Project Engineer Reviewer in Quiz App and Ref. - PE Quiz Set 2 ================================================================================== 101. When the grading test results of the three (3) Stockpile are not in accordance with Item 201 requirements, which of the following is economical to recommend? o. Replace the three (3) stockpiles with quality Item 201 materials. p. Blend the three (3) stockpiles to produce a correct proportion that will meet the specified grading. ---------------------------------------------------------------------------------------------------- q. Allow the use of the materials provide corresponding deduction in payment will be affected. r. Increase the thickness of Item 201. 102. The Plasticity Index (PI) required for Item 201, Aggregate Base Course materials, should not be greater than: s. 8% t. 12% u. 6% -- v. 9% 103. If the type of soil in Item 200 material is non- plastic, what Atterberg limit test can be performed? w. Plastic limit x. Liquid limit ------------ y. Shrinkage limit z. Both a and b 104. If the required thickness of Item 200 is 300 mm, the material may be spread and compacted in a. One b. Two --- c. Three d. Uniform 105. For a compacted pavement, what does the stability value in the Marshall Test measure? e. Cohesion Resistance f. Resistance to Displacement -------------------------- g. Diametric Distortions h. Skid Resistance 106. The flexural strength of concrete is considered satisfactory when the average strength of all sets of 3 consecutive strength of all sets of 3 consecutive strength test results equal or exceed the specified strength and when no individual strength test result is deficient by more than: i. 10% of 550 psi j. **15%** **of** **550** **psi** k. 20% of 550 psi l. 25% of 550 psi 107. The maintenance work, under vegetation control, the remaining height grasses and shrubs should be left uncut is: m. 50mm ---- n. 100mm o. 200mm p. 400mm 108. Concrete class A mix used and deposited in water for footing constructing shall maintain a slump between: q. 5 and 10 cm r. **10** **and** **20** **cm** s. 20 and 30 cm t. 30 and 40 cm 109. Concrete should be kept continuously wet by the application of water for a minimum period of how many days after it has been placed? u. 28 v. 30 w. 14 x. 7 - 110. As practically possible, concrete mix should not be placed where this can be subject to manual dropping by not more than [ ] and where no other special tools and means are used. y. 3.0 m z. 2.5 m a. 2.0 m b. 1.5 m ----- 111. What is the required minimum weight of the gravity hammer used in pile driving? c. 2000 kg ------- d. 1500 kg e. 1800 kg f. 1700 kg 112. What is the maximum allowable variation at the butt end of a pile in any direction from its location shown in the approved plans? g. 75 mm ----- h. 50 mm ![](media/image1.png) i. 25 mm j. 40 mm 113. What is the allowable minimum penetration of piles in firm material? k. 4.0 m l. 2.5 m m. 3.0 m ----- n. 2.0 m 114. What should the condition of the tack coat be before the next course is applied? o. Wet p. Sticky ------ q. Plastic r. Dry 115. Concrete mix not place within [ ] minutes from the time ingredients were charged into the mixing drum or has developed initial set, should not be used. s. 90 -- t. 45 u. 30 v. 15 116. What is the minimum allowable/required atmospheric temperature in the application of Item 305 bituminous material? w. 5 ºC x. 10 ºC y. 12 ºC z. 15 ºC ----- 117. The inside face of a pothole, aside from squaring, must be made vertical before patching using cold or hot mix asphalt in order to: a. ensure bond between the new mix and old surface ----------------------------------------------- b. prevent pumping c. minimizing spalling d. prevent faulting 118. Repainting of steel bridge is an activity under: e. special maintenance f. preventive maintenance g. routine maintenance h. periodic maintenance -------------------- 119. What do you call the process of cutting the branches around a tree on the roadside to make them denser and make them denser and grow straight? i. Pruning ------- j. Grafting k. Felling l. Budding 120. The equivalent physical measurement used in the determination of the cost of maintenance of our national roads and bridges and all its facilities is known as: m. Lane kilometre n. Equivalent maintenance kilometre unit o. Equivalent maintenance kilometre -------------------------------- p. Standard kilometre unit 121. Which of the following is not classified as a type of Caisson foundation? q. Pneumatic foundation r. Box caisson s. Open caisson t. Hydraulic caisson ----------------- 122. What is the simplest type of superstructure of a concrete bridge with a limited span of 8 meteres? u. Reinforced concrete slab ------------------------ v. Concrete plank deck w. Girder and slab superstructure x. Beam or plank bridge 123. For any proposed bridge site, the topographic and river surveys should be extended from the centreline of the bridge at least y. 100 to 200 m upstream only z. 100 to 200 m downstream only a. 100 to 200 m upstream and downstream ------------------------------------ b. 300 m upstream and downstream 124. the most common hourly volume count used for roadway design is: c. AADT d. 30^th^ highest hourly volume ---------------------------- e. Service flow f. Highest 15 minute volume 125. Bearings for bridges are designed to provide free movements of girders. Which of the following is not used to allow such movement? g. Expansion joints ---------------- h. Rockers i. Sliding plates j. Rollers 126. The maximum value of impact applied to the superstructure of a bridge should be: k. 15.24/(L+38): Where L= portion of the span loaded for maximum l. 50/(L+125) Cc. 30% ------- 127. Gravity loads usually refer to dead load and live load. Which of the following is not included in this classification? m. Weight of all permanent components n. Architectural components ![](media/image1.png) d. Wind load ------------ 128. Lateral forces on building frames can be analysed by approximate analytical methods given below with the exception of: o. Moment- Distribution Method --------------------------- p. Portal Method q. Factor Method r. Cantilever Method 129. If a project is started more than 8 months after the bidding, the contractor is entitled to claim for: s. Bonus t. Additional advance payment u. Price adjustment ---------------- v. Extra work order 130. After the final inspection of a reported 100% accomplished project, before a certificate of final inspection is issued, which of the following should be conducted in the field: w. Emergency conference x. Exit conference --------------- y. Pre-construction conference z. Turn over ceremony 131. In an inspection report, aside from the findings, which is the most important item to be included? a. Duration of inspection b. Members of the inspectorate team c. Copy of the memorandum to inspectorate team d. Recommendation of possible actions to be undertaken --------------------------------------------------- 132. A logbook contains the following data with the exception of: e. Activities done during the day f. Materials delivered and used for the day g. The days weather condition h. Survey data ----------- 133. What formula is used in computing price escalation? i. No loss- no gain formula j. Economic formula k. Parametric formula ------------------ l. Parabolic formula 134. Where do we base and reckon the computation of contract price escalation of a project that is awarded thru public bidding? m. Notice to proceed n. Effectivity of the contract o. Date of Approval p. Date of bidding --------------- 135. Where do we base and reckon the computation of the contract price escalation of a project that is awarded thru simplified bidding? q. Notice to proceed r. Date of bidding s. Approval of the contract ------------------------ t. None of the above 136. Which of the following is not a flood damage mitigation measure? u. Reduction of peck flow by reservoirs v. Confinement of the flow by levees, floodwalls w. Flood plain management x. Highway drainage ---------------- 137. For curve alignment of an internal open waterways (rectangular channel), the wall height must be at least 0.30 m above the super- elevated water surface for velocities of 10 meter/second or less. This means that if the super- elevated water level is at elevation 44.30 m, the top of the channel wall will be at least at elevation: y. 44.0 m z. 44.3 m a. 44.6 m ------ b. 44.9 m 138. Since highways cross many natural drainage channels, provision of cross drainage as given below is necessary. The one not falling under cross drainage is: c. Culverts d. Bridges e. Dips f. Ditches ------- 139. Before placing concrete, the base of a roadway for concreting should be kept in moist condition and saturated with water for at least: g. 6 hrs. h. 1.5 hrs. i. 2 hrs. ------ j. 3 hrs. 140. What is the most appropriate filling material if you encounter unsuitable roadway foundation? k. Fine aggregates l. Coarse aggregates m. Broken concrete n. Granular materials ------------------ 141. The time elapsed from the time water is added to the concrete mix and transported by a truck mixer up to the time said mix is deposited in place at the site should not exceed: o. 60 mins. p. 45 mins. q. 30 mins. r. 90 mins. -------- ![](media/image1.png) 142. What do you call the strengthening of an old existing asphalt or concrete pavement by providing additional adequate thickness over it? s. Re-blocking t. Sealing u. Grouting v. Overlaying ---------- 143. Concrete mix not in place [ ] minutes from the time ingredients were charged into the mixing drum or has developed initial set, should not be used. w. 90 -- x. 45 y. 60 144. Which of the following is not included in the types of bridge foundations? z. Spread footing a. Caisson b. Piles c. Bearing shelf ------------- 145. What is the minimum length requirement for the longitudinal reinforcement of the piles that should be embedded in the bridge structure? d. 30 times the diameter of main reinforcing deformed bars e. 40 times the diameter of main reinforcing deformed bars ------------------------------------------------------- f. 50 times the diameter of main reinforcing deformed bars g. 20 times the diameter of main reinforcing deformed bars 146. What do you call the road near or abutting a bridge? h. Embankment i. Approach -------- j. Abutment k. Apron 147. What can be done on corners of concrete hollow block walls where no reinforced concrete column or wall stiffener is required/specified to join them? l. Chipping m. Interlocking ------------ n. Epoxy binding o. Bracing 148. The presence of excessive amount of sulphuric and alkali materials in water used in reinforced concrete construction will result to: p. Increase in volume of mix q. Early hardening of concrete r. Corrosion of steel reinforcement -------------------------------- s. Whitening of finished surface of concrete 149. In patching works using cold mix (Emulsified Asphalt SS-1 Aggregate Mix), what color of the mix indicates that it is ready for application? t. Dark brown u. Grayish v. Black ----- w. Blue- white 150. What do you call the process of cutting the branches around a tree on the roadside to make them denser and grow straight? x. Pruning ------- y. Grafting z. Felling a. Buddling 151. Which of the following is not categorized as a type of steel deck used on bridges? b. Steel jack arches c. Open panel d. Stiffened steel e. Close through panel ------------------- 152. What is the maximum allowable variation at the butt end of a pile in any direction from its location shown in the approved plans? f. 75 mm ----- g. 50 mm h. 25 mm i. 40 mm 153. Driving heads of piles are provided to: j. Ensure lateral support to the pile k. Provide a driving surface normal to the pile -------------------------------------------- l. Avoid swaying m. Splice piles 154. Which of the following items is not a structure of a dam? n. Impervious fill o. Random fill p. Outlet protection works q. Distribution canal ------------------ 155. Which of the following is not a component of an economic evaluation of flood control projects? r. Determination of flood discharges s. Determination of estimated amount of damage t. Subsurface investigation ------------------------ u. Economic impact evaluation 156. The particle size distribution of coarse-grained soil is determined by: v. Sieve analysis -------------- w. Hydrometer analysis x. Shaking test y. Stripping test 157. For testing reinforcing steel bars, the sample for every 10 tons should be: z. 0.5 meter long ![](media/image1.png) a. 1.0 meter long -------------- b. 1.5 meter long c. 2.0 meter long 158. Under Item 310, the asphalt content of bituminous mix on the basis of total dry aggregate should be between: d. 4% to 8% e. **5%** **to** **8%** f. 3% to 5% g. 5% to 7% 159. To protect Portland cement concrete pavement against rain before it has sufficiently hardened, the contractor should be required to have at all times any of the following materials with the exception of: h. Metal form or wood planks i. Burlaps or cotton mats j. Plastic sheeting material k. Plastic water stops ------------------- 160. The minimum flexural strength requirement of concrete for item 311 (Portland Cement Concrete Pavement) is: l. 500 psi m. 550 psi ------- n. 3000 psi o. 3500 psi 161. The item no. for Portland Cement Concrete Pavement in the DPWH Standard Specifications is: p. 200 q. 201 r. 310 s. 311 --- 162. Soil classification is determined by: t. Attenberg limits test u. Sieve analysis test v. Hydrometer test w. **A** **and** **b** 163. After three weeks of completion, the asphalt overlay exhibited reflection cracking. What will you recommend to correct the said defect? x. Apply seal coat y. Apply additional bituminous mix z. Redo the construction of the asphalt overlay -------------------------------------------- a. Apply cover aggregates 164. In identifying project location intended for asphalt pavement, which of the following criteria is not appropriate to recommend? b. Drainage facilities is well- maintained c. Location is not in a typhoon belt area d. Existing base course id stable Flood- prone road section ------------------------- 165. When the grading test results of the three stockpiles are not in accordance with item 201 requirements, which of the following is economical to recommend? f. Replace the three stockpiles with quality item 201 materials g. Blend the three stockpiles to produce a correct proportion that will meet the specified grading ----------------------------------------------------------------------------------------------- h. Allow the use of the materials provided corresponding deduction in payment will be affected i. Increase the thickness of item 201 166. A project is about to be started, but the as-staked plan shows a reduction in length or shortening of the proposed structure. What should the Project engineer do? j. Issue notice to proceed and disregard the as-staked survey k. Proceed with work, reflect the underrun in the as-built plan l. Suspend work and request for review if redesign is needed --------------------------------------------------------- m. Recheck the as-staked plan 167. What do you call the additional support on steel piles to support embankment of the abutment of a bridge embedded in the ground designed to increase load safety factor against overturning? n. Dead man -------- o. Pile p. Bridge panel q. Cross bracing 168. What is the simplest type of superstructure of a concrete bridge with a limites span of 8 meters? r. Reinforced concrete slab ------------------------ s. Concrete plank deck t. Girder and slab superstructure u. Beam or plank bridge 169. Which of the following is not classified as a type of caisson foundation? v. Pneumatic foundation w. Box caisson x. Open caisson y. Hydraulic caisson ----------------- 170. In underpinning a pier the following methods may be undertaken before the repair work starts, with exception of: z. Earth-filled wood cofferdaming a. Water diversion on thru dikes of rock and earth b. Use of steel sheet piles c. Spurdiking ---------- 171. What is the technical term used in repairing the foundation of piers and abutments that have an indication of scouring and erosion? d. Shotcreting e. Underpinning ------------ f. Riveting g. Plastering ![](media/image1.png) 172. In pile driving, when the desired penetration cannot be obtained by driving alone, other schemes are used. Which of the following is not acceptable? h. Water jets i. Pilot holes j. Both jet and holes k. Square hole ----------- 173. Which of the following is not a flood prevention/mitigation measure? l. Channel improvement m. Dikes n. Spillways o. Reclamation ----------- 174. Which of the following is not a function Of A groin? p. It decreases the flow velocity q. It regulates the flow direction r. It stabilizes the mountain grade -------------------------------- s. It decreases the scouring effect 175. What do you call the structure, typically less than 5,0 m that is built across or spanning a river or waterway? t. Bridge (any type) u. Culvert (pipe or box) --------------------- v. Viaduct w. Chute 176. Which of the following is a bank protection structure? x. Drainage ditch y. Retaining wall -------------- z. Lateral works a. Pier resting on piles 177. The system of protecting land area from ocean waves is called: b. River protection works c. Coastal protection works ------------------------ d. Slope protection works e. Erosion control works 178. In a CPM diagram, these are points in time representing the start or completion of particular activities: f. Activities g. Connectors h. Events ------ i. Dummies 179. In a PERT/CPM network, what is the latest allowable point in time that any event can occur, and still be on scheduled completion of a project? j. Early start k. Early finish l. Late start ---------- m. Late finish 180. What do you call a record or book compiled to contain the data information and history in thee implementation of a project from start to completion? n. Blue book o. History book p. Log book -------- q. Statement of Work Accomplished (SWA) 181. If the required thickness of item 200 is 300 mm, the material may be spread and compacted in r. One s. Two --- t. Three u. Uniform 182. If the good and hard soil is available within 2 to 3 m below the bed level of a river, the design will generally require: v. Spread foundations ------------------ w. Raft foundations x. Pile foundations y. caisson foundations 183. The amount withheld by the agency equivalent to 10% of the amount due to a contractor is referred to as: z. seed money a. withholding b. retention money --------------- c. contractor tax 184. Measurement of concrete materials for concrete structures shall be by: d. volume e. weight ------ f. quantity g. density 185. The catch-up schedule reflects: h. financial expenditure i. accomplishments-duration relationship ------------------------------------- j. the advance accomplishment k. preliminary engineering activities 186. After a pre-final inspection is conducted on a project and having verified an accomplishment of 95% or more, which of the following is assured? l. Final inspection certificate m. Acceptance certificate n. Punch list ---------- o. Turnover certificate ![](media/image1.png) 187. To avoid hitting a waterfall, realignment of the route must be done. Being a new road that will pass through loose or heterogeneous strata, auger borings should be made on the proposed alignment at an average interval of: p. 150 m q. 200 m r. 250 m ----- s. 500 m 188. For any proposed bridge site, the topographic and river surveys should be extended from the centreline of the bridge at least t. 100 to 200 m upstream only u. 100 to 200 m downstream only v. 100 to 200 m upstream and downstream ------------------------------------ w. 300 m upstream and downstream 189. Profile along the centreline of the river channel should be extended from the centreline of the bridge by at least x. 100 to 200 m upstream only y. 100 to 200 m downstream only z. 100 to 200 m upstream and downstream ------------------------------------ a. 300 m upstream and downstream 190. To find the time of flow, it is required to determine the length of channel. This can be done by transforming the drainage area into a rectangle whose two sides are in the proportion of 1:1, 5. The length of the stream is assumed one diagonal of this rectangle plus one-half of the shorter side of the rectangle, which is the: b. Square root of the square of width (W) plus half of c. **Square** **root** **of** **the** **sum** **of** **the** **squares** **of** **longer** **side** **(L)** **and** **W** **plus** **half** **of** **W** d. Square root of the square of L plus Half of W e. 3.O W 191. The maximum length of ascending gradient which a loaded truck can operate without undue reduction in speed is called: f. Critical length of grade for design ----------------------------------- g. Exceptional gradient h. Limiting gradient i. Ruling gradient 192. Proper storage of cement especially for big quantities stored at the jobsite must satisfy the following requirement with the exception of: j. Flooring of warehouse should be well above the ground k. Cement sucks should be stacked close together d. Warehouse should be located in an elevated place --------------------------------------------------- 193. The depth of corrugation and roughened finish by brooming on the surface of a newly set concrete pavement should not be more than: l. 6.0 mm m. 1.5 mm ------ n. 3.0 mm o. 2.5 mm 194. What kind of reinforcing steel is used for tie bars of a PCCP? p. Plain square bars q. Plain round bars r. Deformed square bars s. Deformed round bars ------------------- 195. When a contract is mutually terminated, the contractor is: t. Blacklisted by the agency u. Required to pay liquidated damages v. Allowed to submit bids ---------------------- w. Disallowed to submit bids 196. What is the item 505 in the DPWH Standard Specifications? x. Structural concrete y. Prestressed concrete z. Riprap, grouted riprap ---------------------- a. Stone masonry 197. Unless other sizes are shown in the plans, shoes for stone masonry should have a minimum thickness of: b. 100 mm c. 150 mm ------ d. 200 mm e. 250 mm 198. How many core samples should be taken for thickness determination of a 2-kilometer, 2-lane concrete road pavement? f. 10 g. 20 -- h. 30 i. 40 199. To avoid hitting a waterfall, realignment of the route must be done. Being a new road that will pass thorugh losse or heterogenous strata, auger borings should be made on the proposed alignment at an average interval of. j. 150 m k. 200 m l. 250 m ----- m. 500 m 200. The most common hourly volume count used for roadway design is: n. AADT o. 30^th^ highest hourly volume ---------------------------- p. Service flow q. Highest 15 minutes volume ![](media/image1.png) JGElano Materials & Project Engineer Reviewer in Quiz App and Ref. - PE Quiz Set 3 ================================================================================== 201. In the calculation of total project duration in an infrastructure project (equipment oriented), which of the following is the most important consideration? r. Right-of way acquisition s. Local manpower capability t. Climatic condition in the area ------------------------------ u. Availability of fund 202. In order to attain the minimum percentage design strength of concrete for sides of concrete beams and girders, the minimum time before forms and supports are removed should be: 2. days 203. What do you call the method of determining stream discharge by measuring the cross-sectional area of the stream and its velocity with a current meter? v. Velocity- area method --------------------- w. Float velocity method x. Direct volumetric method y. Indirect method 204. What is the apparatus used in determining the consistency of a liquid asphalt? z. Penetrometer a. Viscometer ---------- b. Thermometer c. Viscometric meter 205. Which of the following is not a quality test for cement? d. Compressive strength e. Loss of ignition f. Soundness g. California bearing ratio ------------------------ 206. What kind of joint is required to be constructed when there is an interruption of more than 30 minutes in the concreting operations of a road pavement? h. Longitudinal Joint i. Transverse expansion Joint j. Transverse contraction Joint k. Transverse construction Joint ----------------------------- 207. Which of the following project documents attest that the materials incorporated into the project works corresponds to the quantity accomplished and conform with specifications? l. Certificate of quality control and assurance -------------------------------------------- m. Quality control program n. Notice to proceed o. Statement of work accomplished 208. Camber on gravel roads is provided to: p. Establish a smooth riding surface q. Prevent water from stagnating on the carriageway ------------------------------------------------ r. Provide boundary line for the two lanes s. Plant grass of sodding 209. To attain a uniform consistency of concrete during the pouring operation of a concrete pavement, the slump should not be more than: t. 40 mm ----- u. 50 mm v. 62 mm w. 75 mm 210. Culvert flow under entrance control is synonymous with flow under: x. Outlet control y. Inlet control ------------- z. Submerged outlet a. Normal depth greater than barrel height 211. What do you call the vertical distance from the culvert invert at the entrance to the water surface elevation permissible in the approach channel? b. Freeboard c. Headwater depth --------------- d. Trail water depth e. Scour depth 212. In the foundation design, the allowed load or bearing capacity is obtained by reducing the ultimate bearing capacity by a factor of safety of: f. 1.5 g. 2.0 213. When considering wind or earthquake forces either acting alone or in combination with vertical loads, al allowed stresses and soil-bearing value for working stress design may be increased by: h. ¼ i. 1/3 --- j. ½ k. ¾ 214. For service load design of bridges, the flexural stress in the extreme fiber stress in compression, fc (in MPa), is: l. 0.30 f'c m. 0.40 f'c -------- n. 0.45 f'c o. 0.50 f'c 215. To attain a uniform consistency of concrete during the pouring operation of a concrete pavement, the slump should not be more than: p. 40 mm ![](media/image1.png) q. 50 mm r. 62 mm s. 75 mm ----- 216. What test determined the crushing of strength of aggregates to ensure that coarse aggregates will not degrade to smaller ones. t. Abrasion -------- u. Grading v. Density w. Plasticity test 217. A one-lane road, with of 3.5 meters and shoulder width of 0.5 meter on each side of the pavement was designed to have sub-base and base coarse with a combined thickness of 300mm. If the thickness of the sub-base is 125mm, the spreading and compaction of the sub-base and base coarse shall be carried out in x. 3 layers over the full width of 4.5 m y. **2** **layers** **over** **the** **full** **width** **of** **4.5** **m** z. 3 layers over the full width of 3.5 m a. 2 layers over the full width of 3.5 m 218. Weakened joints on concrete pavement should be sawed b. Immediately after the pavement surface has been brooms finished c. Sawing of joints shall commerce as soon as the concrete has hardened sufficiently, usually within 24 hours ---------------------------------------------------------------------------------------------------------- d. Before the pavements opened to traffic usually 14 days from the day of pouring 219. What depth of weakened joint should at all times not be less than e. 50 mm ----- f. 60 mm g. 70 mm h. 75 mm 220. Cores are taken from a concrete pavement and tested for i. Strength verification of concrete in place that is considered adequate j. Flexural strength determination k. Cement content determination l. Thickness determination ----------------------- 221. In accepting completed concrete pavement poured by lane thickness determination shall come out by obtaining one core from every m. 100 meters n. 200 meters ---------- o. 500 meters p. 1000 meters 222. If the strength of Item 311 control specimens does not meet the requirements by not more than 25% and it is not feasible to obtain cores from the structure due to structural consideration: q. The strength of in-place concrete will be determined by rebound a r. Pavement of the concrete will be made at an adjusted price ---------------------------------------------------------- s. No pavement will be made on the concrete represented by the failed specimen t. The contractor will be required to remove and replace the concrete represented by the failed specimens at his own expense. 223. The flexural strength requirements of item 311 is u. 500 psi v. 550 psi ------- w. 3000 psi x. 3500 psi 224. The number of sets of beam test specimens that should be taken from 700 sq.m. of concrete pavements, 0.23 cm thick poured on a single day should be: 225. Three cores taken from a pavement section poured on a single day were tested to have strength as follows: 3650 -- ------ -- -- 3000 2450 y. Maybe accepted, subject to price adjustment z. Is considered adequate a. Is considered inadequate ------------------------ b. May be recored at the initiative of the implementing office 226. Forms for concrete pavement shall remain in place undisturbed for not less than c. 24 hours after concrete pouring ------------------------------- d. The curing period e. The period required to attain the design strength f. 72 hours after concrete pouring 227. The Ph value of water that is acceptable for use in concrete mix is g. 2.0 to 3.1 h. 3.2 to 4.4 i. 4.5 to 8.5 ---------- j. 8.6 to 10.0 228. How many measurements are needed for thickness determination of concrete cores? 229. What is the single factor that determines the strength of concrete? k. Slump l. Water-cement ratio ------------------ m. Cement factor n. Gradation of aggregates 230. What is the curve formed on a maximum dry density and optimum moisture content graph? o. Parabola -------- p. Hyperbola q. Straight line r. None of the above 231. Which of the following is accepted for concrete with fc at 28 days of 3500 psi? s. 4000 psi; 3050 psi; 3450 psi ---------------------------- t. 4000 psi; 3010 psi; 3489 psi u. 4500 psi; 2969 psi; 5000 psi v. 3500 psi; 34980psi; 3501 psi 232. In a design mix, the specific gravity of Portland cement must be w. 3.05 x. 3.10 y. 3.15 ---- z. 6.10 233. The role of application of prime coat before asphalt overlaying is a. 0.2 to 0.7 l/sq.m. b. 0.8 to 0.9 l/sq.m. c. 1.0 to 2.0 l/sq.m. ------------------ d. 2.1 to 2.5 l/sq.m. 234. The most commonly used method in the design and evaluation of bituminous concrete mixes e. Design mix f. Marshall stability ------------------ g. Index of retained strength h. Immersion / compression test 235. Which of the following penetration grade of asphalt is used in cold climate? i. 120/50 j. 85/100 ------ k. 60/70 l. 40/50 236. If sea water is used in a concrete mix, shat will be the effect on the hardened concrete pavement? --------- m. **Strength** **is** **affected** n. Scaling at surface o. Cracks at the side p. Steel bars will rust ![](media/image1.png) 237. The job mix formula contain the following provision except q. Grading of aggregate r. Temperature of aggregates and asphalt s. Index of retained strength value -------------------------------- t. Type of asphalt and percentage 238. Scaling of newly constructed concrete pavement is an evidence of inadequate quality control mainly due to high u. Fineness modules v. Slump w. Fine aggregates content x. Water cement ratio ------------------ 239. The grade designation of a reinforcing steel bars is also its y. Nominal area z. Yield strength -------------- a. Tensile strength b. Unit mass 240. Which of the following is not an engineering property of granular soils? c. Good load bearing qualities d. Drain readily e. Susceptible to strength or volume change due to change in water content ----------------------------------------------------------------------- f. Comparatively incompressible due to static load 241. Which of the following is an engineering property of line grained soil? g. hard to drain ------------- h. Susceptible to volume change under vibratory load, if not adequately compacted i. Stable when subjected to load j. Settlement is high 242. The dividing size between coarse and fine aggregates used in asphalting is k. no. 4 l. No. 8 ----- m. No. 16 n. No. 30 243. The objective of designing the asphalt mixture is determination of o. Index of retained strength p. Penetration grade of asphalt ---------------------------- q. Temperature of mix r. Production control 244. The sample of reinforcing steel bars for every 10,000 kgs shall be s. 1 meter long ------------ t. 2 meters long u. 4 meters long v. 6 meters long 245. Given: Specific gravity = 2.305 Wet compressive strength = 1000 kpa Dry compressive strength = 1400 kpa w. 70.1% x. 71.4% ----- y. 40% z. 140% 246. The variation on tolerance of the surface from the testing edge of the straight edge in contact with the surface of asphalt pavement is 247. The specific irregularity tolerance for item 201 is a. 5 mm b. 10 mm c. 15 mm d. 20 mm 248. The depth of the weakened plane joint with a width of 6 mm is e. 40 mm c. 50 mm ----- d. 60 mm 249. Which of t he following is not the job for a materials engineer? f. Submits samples for testing g. Prepares design mix h. Checks job mix formula i. Surveys and measures line and grade at site ------------------------------------------- 250. The proper way of sampling of aggregate base course in the laboratory if the the splitter is not availavle is to j. Scoop for samples in the middle of the sack k. Spread the samples on the ground and take the samples in the middle l. Spread the samples on the ground and divide the samples into four and take two opposite parts from it. ------------------------------------------------------------------------------------------------------ m. Scoop for samples at the side of the sack 251. Given :Original weight of sample, g 5000, Sample retained on No. 12 sieve, g 4178 What is the abrasion loss? n. 16.42% o. 16.44% ------ p. 19.67% q. 19.76% 252. Which is true on conducting of a slump test? ![](media/image1.png) r. Consistency of mixture is checked by the slump test s. It is simple, but important, n indicator of water -- cement ratio t. Slump cone is used together with tamping rod and ruler u. All of the above ---------------- 253. Reinforced concrete puipe culvents are tested for compressive strength to produce [ ] crack. v. 0.20 mm w. 0.25 mm x. 0.30 mm ------- y. 0.35 mm 254. The bituminous materials commonly used in item 310 is z. Asphalt emulsion a. Asphalt cement -------------- b. Liquid asphalt c. Cutback asphalt 255. Item 310 mixture shall have an index of retained strength of not less than d. 66 e. 70 -- f. 97 g. 107 256. Final compaction and smoothing of item 310 should be done by a h. pneumatic -- tired roller ------------------------- i. Sheep foot roller j. Vibratory roller k. Tandem smooth wheel roller 257. Item 310 mixture shall be delivered to the paver at a temperature not less than l. 66 ºC m. 97 ºC n. 107 ºC ------ o. 110 ºC 258. In the asphalting of a two lane, 500 meter road which lasted for three days, how many core samples should be taken from the pavement if no sample was taken at the end of each days operation? p. 3 q. 5 r. 6 s. 10 -- 259. Which of the following provisions is not included in the job -- mix formula? t. Mixing time ----------- u. Grading of aggregates v. Asphalt cement w. Temperature at delivery 260. A bituminous mix subjected to immersion -- compression test yielded a dry stability of 2.0 kg and a wet stability of 1.5 kg. The index of retained strength of the mix is x. 0.5 y. 1.33 z. 33 a. 75 -- 261. In item 310, bitumen content, expressed in terms of percentage by mass of aggregate, shall be b. 3 to 5 % c. 4 to 7 % d. **5** **to** **8** **%** e. 6 to 8 % 262. In the asphalting of a 3 -- meter wide, 200 meter long road lane, a core was obtained and tested to have a thickness of 5 cm. And a density of 2.25 gm/ cm³. the quantity of bituminous mix to be paid, in tonnes, is f. 65.5 g. 67.5 ---- h. 655 i. 675 263. After final rolling, the compacted asphalt pavement shall have a density equal top, or greater than % of the laboratory compacted density. j. 90 k. 95 l. 97 -- m. 98 264. Scales for weighing aggregates and cement shall be accurate within % throughout the range of use. Scales shall be inspected and sealed as often as the Engineer may deem necessary to assure their continued accuracy, n. 1.0% o. 1.5% p. 0.5% ---- q. 2.0% 265. When cement is placed in contact with the aggregate, batches maybe rejected unless mixed within [ ] hours of such contact. r. 1.5 hours --------- s. 2.0 hours t. 0.5 hours u. 2.0 hours 266. When mixed at the site or in a central mixing plant, the mixing time not be less than [ ] nor more than [ ] unless mixer performance test prove adequate mixing of concrete in a shorter time period. v. 30 seconds nor more than 90 seconds w. 50 seconds nor more than 90 seconds ----------------------------------- x. 60 seconds nor more than 120 seconds y. 90 seconds nor more than 120 seconds 267. The flow of water shall be uniform and all water should be in the drum by the end of the first z. 45 seconds a. 30 seconds b. 15 seconds ---------- c. 20 seconds 268. Concrete not place within [ ] minutes from the time the ingredients were charged into the mixing drum shall not be used. d. 120 minutes e. 150 minutes f. 60 minutes g. 90 minutes ---------- 269. When concrete is delivered in truck mixers, additional water maybe added to the batch and additional mixing performed to increase the slump to meet the specified requirement if permitted by the Engineer, provided all these operation are performed within [ ] after the initial mixing operation and water and cement ratio is not exceeded. h. 30 minutes i. 15 minutes j. 45 minutes ---------- k. 60 minutes 270. A sample from a bituminous mix weighs 1000 grams. At extraction, it was found out that the dry aggregate weighed 950 grams, What is the % of asphalt by weight of mix? l. 5.2% m. 5.0% ---- n. 5.4% o. 4.8% 271. The minimum penetration of the preservative with the surface of the timber piles shall be [ ]. p. 150 mm q. 20 mm ----- r. 250 mm s. 10 mm 272. The contractor shall submit in writing a job-mix formula for the mixture supported by the laboratory test data along with samples of resources of components and viscosity-temperature relationship to the Engineer for testing and approval at least [ ]. t. two weeks u. three weeks ----------- v. one week w. four weeks 273. The concrete samples should be stored in a moist conditioned temperature within the range of x. 16\*C to 27\*C -------------- y. 15\*C to 18\*C ![](media/image1.png) z. 14\*C to 24\*C a. 18\*C to 28\*C 274. This is used in soil stabilized road surface due to its high [ ] property, tha is, it absorb and retain water. b. Potassium Chloride c. Calcium Chloride d. Magnesium Chloride ------------------ e. Sodium Chloride 275. The mass % wear of soil aggregate used in cement/lime proportions should not be more than f. 40% g. 50% --- h. 45% i. 55% 276. The uniform rate at which the movable head of CBR machine tray is [ ]. j. 0.07 in/min k. 0.10 in/min ----------- l. 0.08 in/min m. 0.09 in/min 277. Cast in place concrete shall not be post-tensioned until at least [ ] and until the compressive strength has reached the strength specified n. 7 days o. 10 days ------- p. 14 days q. 20 days 278. The penetration test is an indication of the [ ] of asphalt. r. Consistency ----------- s. Softness t. Hardness u. Flash Point 279. Specification requires one (1) Quality test for every [ ] of asphalt. v. 20 tons w. 200 tons x. 50 tons y. 40 tons ------- 280. The [ ] is the most commonly used method in the design and evaluation of bituminous concrete mixes. z. Job Mix Formula a. Design Mix b. Marshall Stability ------------------ c. Extraction 281. Vibration shall operate a frequency of 8,300 to 9,600 impulses per minute under load at a maximum spacing of [ ] cm. d. 30 cm e. 50 cm f. 60 cm ----- g. 40 cm 282. The specific gravity of Sodium Sulfate used in soundness test for aggregate should be within the range of [ ]. h. 1.151 to 1.174 -------------- i. 1.250 to 1.178 j. 1.051 to 1.154 k. 1.058 to 1.184 283. The specific gravity magnesium sulfate solution used in soundness test for aggregate should be within the range of [ ]. l. 1.280 to 1.408 m. 1.180 to 1.308 n. 1.295 to 1.308 -------------- o. 1.195 to 1.318 284. Aggregate accounts for 92-95% of the weight of the bituminous mixture asphalt accounts for 5- 8% of the weight of the mix. The exact percentage to be used is determined by the [ ]. p. Trial Mix --------- q. Design Mix r. Job Mix s. Job Order 285. [ ] is an indication that the asphalt mix is overheated. t. Blue smoke ---------- u. Stiff appearance v. Rising steam w. Mix slumps in truck 286. In checking the temperature of the mix, the thermometer should be inserted into the mix at least [ ]. x. 2 inches y. 6 inches -------- z. 4 inches a. 6.0 mm 287. [ ] is applied on existing bit, or cement concrete surface with bituminous materials. b. Bituminous Prime Coat c. Bituminous Tack Coat -------------------- d. Bituminous Seal Coat e. Bituminous Surface Treatment 288. The solution used in the soundness test of aggregate shall be cooled to a temperature of 21+ of f. 24 hours g. 36 hours h. 48 hours -------- ![](media/image1.png) i. 18 hours 289. Proper compaction of the fill materials is very important, as it will [ ]. j. Increase in the shear strength k. Decrease permeability l. Minimize compressibility m. All of the above ---------------- 290. In which DPWH item is emulsified asphalt not suitable? n. Item 301 -------- o. Item 302 p. Item 304 q. Item 308 291. Unconfined compressive strength test is usually performed on [ ]. r. Sandy soils s. Silty soils t. Organic soils u. Clayey soils ------------ 292. Consolidation test is usually performed on [ ] samples. v. Disturbed w. Undisturbed ----------- x. Consolidated y. Both a & b 293. A concrete core sample having a maximum height of less than [ ] of its diameter before capping or height less than its diameter after capping shall not be tested. z. 93 % a. 94 % b. 95% c. 96% 294. The cohesion and internal friction of soil is tested by d. Triaxial shear test ------------------- e. Direct shear test f. Bearing test g. All of the above 295. In concrete acceptance, core will be considered adequate if the average strength of the cores is equal to what? h. 80%of specified strength &if no single core is less than 75% of specified strenght i. 90%of specified strength & if no single core is less than 80%of specified strength j. 85%of the specified strength & if no single core is less than 75% of specified strength. ---------------------------------------------------------------------------------------- 296. Before the cement is to be used, sampling must be done at least [ ] before use. k. one week l. 14 days m. two weeks n. 12 days ------- 297. Asphalt cement shall not be used while it is foaming nor shall be heated at [ ] anytime after delivery. o. 107\* p. 120\* q. 159\* ----- r. 110\* 298. Moisture content of aggregates in bit.mix shall not exceed [ ] of the time it is introduce into the mixing unit. s. 1.5 mass % t. 2.0 mass % u. **1** **mass** **%** v. 2.5 mass % 299. Batching tolerance for Sand and Aggregates is [ ]. b. 2% -- c. 3% d. 4% 300. Between stage of curing, concrete shall not be exposed for more than how many hours? w. 24 hours -------- x. 3 hours y. ½ hours z. 72 hours JGElano Materials & Project Engineer Reviewer in Quiz App and Ref. - PE Quiz Set 4 ================================================================================== 301. If the strength of control specimen does not meet the requirement and not feasible to obtain cores due to structural consideration, as Materials Engineer what will be your decision? a. Remove and Replaced b. Area will not be paid c. Payment will be made at an adjusted price ----------------------------------------- 302. After concrete has been placed, it is advisable to maintain fully wetted and in position for how many hours? d. 14 hours e. 24 hours f. 72 hours -------- g. 15-18 hours 303. Rock shall be excavated to a depth [ ] below sub grade within the limit of the roadbed h. 100 mm i. 150 mm ------ j. 200mm 304. Minimum penetration of all piles shall be [ ]. k. 3 meters l. 6 meters -------- m. 7 meters n. 4.5 meters 305. Piles shall not be driven within 7 meters of concrete less than [ ] o. 7 days ------ p. 14 days q. 28 days r. 21 days 306. Paint contains [ ] of pigment and [ ] vehicle. s. 20% & 80% t. **21%** **&** **79%** u. 79% & 21% v. 80% & 20% 307. Minimum thickness of bedding materials beneath the pipe is [ ]. w. 100 mm ------ x. 150 mm y. 200 mm z. 300 mm 308. Tolerance of gabion dimension is [ ]. 309. Minimum density of gabions is [ ]. a. 1,000kg/cum. b. 1,200kg/cum. c. 1,400kg/cum. ------------ d. 1,500kg/cum. 310. Soundness loss of field gabions is [ ]. e. 9%after 5 cycles ---------------- f. 10%after 5 cycles g. 11%after 5 cycles h. 12%after 5 cycles 311. The heating temperature of reflectorized thermoplastic material during application is [ ] i. 130+/-7\*C j. 150+/-7\*C k. 200+/-7\*C l. 211+/-7\*C ---------- 312. Submission of sample minimum quantity of material for asphalt cement is [ ] m. 5 kg. ----- n. 10kg o. 20kg p. 100kg 313. For how many years does the small Contractor given to procure necessary testing equipment? q. 2 years r. 4 years s. 5 years ------- t. 6 years 314. The depth of the weakened joints must be less than [ ] and a width of [ ]. u. 40mm & 6mm v. 50mm & 5mm w. 40mm & 5mm x. 50mm & 6mm ---------- 315. In soil boring shall be carried to a depth of at least [ ] below the proposed grade line. y. 0.5m z. 1.0m a. 1.5m ---- b. 1.8m 316. The test that determine the pile bearing capacity by loading one or more pile and measuring settlement under load is [ ] c. Vane shear test d. Plate bearing test e. Pile load test -------------- f. Bored Pile Test 317. The weight of disturbed samples from hard auger or split spoon shall be at least [ ]. g. **1** **kg** h. 20kg i. 10kg j. 100kg 318. The length of Shelby Tube of an undisturbed sample is [ ]. k. 10"long l. 18"long ------- m. 20"long n. 15" long 319. For small project where quantity of steel bars is 10,000kg.or less, what is the basis of acceptance of material? o. No testing p. P.E.Certificate q. Mill Certificate ---------------- r. Site Inspection 320. [ ] determine the best combination of the material that will produce potentially stable & durable mixture. s. Job mix formula t. Marshall formula u. Design of bit.mix ----------------- ![](media/image1.png) v. Design Mix 321. [ ] is the rate of loading for concrete cylinder sample subject to compression test w. 20-40psi/sec x. 20-50psi/sec ------------ y. 15-40psi/sec z. 15-50psi/sec 322. In soil exploration, if the characteristic of rock is questionable, the minimum depth of boring into the bedrock should be [ ]. a. 1.5m b. 2.0m c. 2.5m d. 3.0m ---- 323. Determine the soil bearing capacity by loading a steel plate usually 30"diameter. e. Vane shear test f. Plate bearing test ------------------ g. Pile load test h. None of the above 324. What is the rate of loading of concrete beam tested for flexural stress? a.125-175psi/sec. ----------------- b. 115-150psi/sec c. 110-150 psi/sec d. 130-175 psi/sec. 325. Being a Project Inspector, you are asked to monitor the on-going construction of a revetment. Which of the following should have the highest elevation? i. Normal water level j. Maximum experienced flood level k. Existing bank level l. Headwall level -------------- 326. Which of the following is the main purpose of the first advance payment to a contractor? m. seed money n. progress payment o. mobilization costs ------------------ p. representation costs 327. After a pre-final inspection is conducted on a project and having verified an accomplishment of 95% or more, which of the following is issued? q. Final Inspection Certificate r. AcceptanceCertificate s. Punch List ---------- t. Turnover Certificate 328. The best aid in locating and identifying areas of discussion in an inspection report are: u. Bar Charts v. Executive Summary w. Weather Charts x. Photographs ----------- 329. What is the minimum width of widening on curve? y. 1000 mm z. 500 mm a. 750 mm b. 600 mm ------ 330. Maximum Time for the change order to be approved? c. 60 days d. 45 days e. 30 days ------- f. 15 days 331. What is the relative strength of mortar at 7 & 28 days of fine aggregates, when tested for the effect of organic impurities, which is higher than the standards? g. not less than 90% h. not less than 80% i. not less than 95% ----------------- j. not less than 98 % 332. In concrete sampling paste shall be of normal consistency of [ ] when the rod settles to a point below the original suface in 30 seconds. k. 10+/- 1 mm ---------- l. 11+/- 1 mm m. 15 +/- 1 mm n. 20 +/- 1 mm 333. What is the curing temperature of a concrete sample? o. 10-15 \*C p. 18-24\*C q. 15-18\*C r. 16-27\*C -------- 334. What is the wash loss of fine aggregates in the no.200 sieve? 335. Retarder can delay the setting time of concrete up to how many hours? s. 1 hour t. 2 hours u. 4 hours ------- v. 8 hours 336. Super plasticizer can increase the strength of concrete up to how many percent ? w. 40-60 % x. 50-60 % ![](media/image1.png) y. 50-70 % ------- z. 60-70% 337. [ ] is the moisture in an air dried soil. a. Moisuture Content b. Natural Moisture Content c. Hygroscopic Moisture Content ---------------------------- d. Hydrometer Moisture Content 338. [ ] is the tolerance of mix in a bituminous temperature. a. +/-10 \*C ------------ 339. [ ] number of measurement taken in a core sample for thickness determination of the finish asphalt pavement. 340. In the absence of beam mold in site, cylinder mold is allowed by specification. What is the required strength? e. 2500 psi f. 3000 psi g. 3500 psi -------- h. 4000 psi 341. Prime coat shall be left undisturbed for at least [ ]. i. 6 hours j. 12 hours k. 24 hours -------- l. 16 hours 342. The first phase of rolling the spread bituminous mix is called breakdown rolling which is carried out by tandem-smooth-wheeled roller, temperature requirement must be [ ]. m. 200 -- 225 \*F -------------- n. 190-199 8F o. 160-180 \*F p. 150-185 \*F 343. How many gradation ranges for hot plant mix bituminous pavement are there in the blue book? 344. If no core had been taken at the end of each day of operation and the project has already been completed, a core shall be taken [ ] q. for every 75 l.m./lane r. for every 150 l.m./lane s. for every 100 l.m./lane ----------------------- t. for every 1,000 l.m./lane 345. [ ] is the slump of workable concrete if vibrated. u. 10-20 mm v. 10-40 mm -------- w. 40-50 mm x. 40-75 mm 346. [ ] Burnt product which is used by Gypsum and pulverized to form Portland Cement. y. Hydraulic Cement z. Clinker ------- a. Fly Ash b. Volcanic Ash 347. [ ] a classification of soil which 35% or less the particles pass through no. 200 sieve. c. Grain size soil d. Granular Materials ------------------ e. Silty Clay Materials f. Clayey Materials 348. [ ] a classification of soil which 35% more of the particles pass through 200 sieve. g. Course Sand Soil h. **Granular** **Materials** i. Silty-Clay Materials -------------------- j. Clayey Materials 349. It evaluate the quality of soil as highway sub-grade material. k. Attenberg Limit l. Plasticity Index m. Group Index ----------- n. Liquid Limit 350. It indicates good subbase materials when G.I. Is equal to [ ]. o. 0 - p. 5 q. 10 r. 20 351. It indicates very poor subbase materials when G.I. is equal to [ ]. s. 0 t. 5 u. 10 v. 20 -- 352. It indicates the composition of soil. ![](media/image1.png) w. Attenberg Limit --------------- x. Plasticity Index y. Group Index z. Liquid Limit 353. The higher value of PI of the soil, the weaker will be the soil performance as a [ ]. a. True ---- b. False c. Depend d. None of the above 354. [ ] is the minimum percent of A-6 group classification of soil. e. 0 f. 6 g. 20 -- h. 35 355. When the value of G.I. Is negative, what will be the soil performance? i. Poor Subgrade j. Very good Subgrade k. Good Subgrade ------------- l. None of the above 356. The weight of Sandy soil for Hydrometer Analysis is [ ]. m. 10 grams n. 25 grams o. 50 grams p. 100 grams --------- 357. [ ] is a type of soil in which most of the soil grains are of the same size. q. Poorly graded ------------- r. Well graded s. Cap graded t. None of the above 358. Percent passing loose for coarse aggregates when tested for clay lump is [ ]. u. 1.0 percent v. 0.25 mass percent w. 0.8 percent x. 1.0 mass percent ---------------- 359. The mass percent passing loose for coarse aggregates when tested soft fragment is [ ]. y. 0.10 z. 0.25 a. 3.5 --- b. 1.0 360. If slag is used, the density of coarse aggregate is [ ]. c. 30-100 kg/cu.m.. d. 150 kg./cu.m. e. 1,120 kg/cu.m ------------- f. 1,400 kg/cu.m. 361. Mass percent loose for fine aggregates when tested in Clay lumps is [ ]. g. 0.10 h. 0.25 i. 0.80 j. 1.0 --- 362. [ ] is a type of cement which shall be transferred to an elevated, air tight and weather proof bins storage. k. Portland Cement --------------- l. Pozzolan Cement m. Bulk Cement n. None of the above 363. What is the strength for load bearing hollow blocks? o. 600 psi p. 700 psi q. 800 psi r. 1000 psi -------- 364. When mixed at the site or in a central mixing plant, the mixing time shall not be less than s. 50 second and 90 seconds ------------------------ t. 30 seconds and 70 seconds u. 20 seconds and 60 seconds v. 40 seconds and 80 seconds 365. The batches shall be so charged into the drum that a portion of the mixing water shall enter in advance of the cement and aggregate. The flow of water shall be uniform and all water should be in the drum by the end of the [ ] of the mixing period. w. 20 seconds x. 15 seconds ---------- y. 10 seconds z. 5 seconds 366. The time elapsed from the time water is added to the mix until the concrete is deposited at the site shall not exceed [ ] when concrete is hauled in the truck. a. 60 minutes b. 70 minutes c. 90 minutes ---------- d. 45 minutes 367. The minimum percent compaction for embankment is [ ]. e. 92.0 % f. 97.0 % g. 95.0 % ------ ![](media/image1.png) h. 100 % 368. The minimum percent compaction for base and Sub-base of the road is [ ]. i. 100 % ----- j. 105 % k. 95 % l. 98 % 369. The CBR value of aggregate base course is not less than [ ]. m. **80** **%** n. 85 % o. 90 % p. 90 % 370. The CBR value of aggregate subbase course is not less than [ ]. q. 25.0 % r. 30.0 % ------ 371. The minimum compressive strength for Class A concrete is 20.7 Mpa, How about Class C? s. 3,000 psi (20.7 Mpa) -------------------- t. 2,400 psi (16.7 Mpa) u. 5,000 psi (37.7 Mpa) v. 3500 psi (24 Mpa) 372. What is the significance of determination of the tensile properties of reinforcing steel bars? w. This method is intended to determine yield and tensile strength of the bar as well as its elongation and is used to classify the bars into grade ------------------------------------------------------------------------------------------------------------------------------------------------ x. This method is intended to evaluate the ductile properties of the reinforcing steel bars y. To get the Strength z. None of the above 373. A tie bar should be [ ]. a. Deformed bar ------------ b. Round bar c. Flat bar d. Square Bar 374. A dowel bar should be [ ]. e. Deformed bar f. Round bar --------- g. Flat bar h. Square Bar 375. The mortar for masonry shall consist of [ ]. i. One part of Portland Cement and 2 parts of sand ----------------------------------------------- j. One part of Cement and 3 parts of sand k. One part of Portland Cement and 4 part of sand l. One part of Portland Cement and 1 part of sand 376. The apparatus used to measure the thickness or height of compacted bituminous paving mixture. m. Ruler n. Vernier Califer --------------- o. Steel Tape p. Meter Stick 377. It is used in calculating the unit weight of the mixture and the degree of compaction of the asphalt pavement. q. Bulk Specific Gravity of compacted bituminous mixtures using saturated surface dry specimen. -------------------------------------------------------------------------------------------- r. Dry unit weight of compacted bituminous mixtures s. Both a and b. t. None of the above. 378. The test which covers the quantitative determination of bitumen in hot mixed paving mixtures and pavement samples for specification service evaluation, control and research. u. Extraction ---------- v. Spot Test w. Flash Point x. Melting Point 379. The solvent used in extraction of bitumen is [ ]. y. Diesel Oil z. Gasoline -------- a. Water b. Salt Water 380. The percent of bitumen content is computed based on [ ]. c. Mass of raw sample d. Mass of dry aggregates ---------------------- e. Mass of asphalt f. Mass of wet aggregates 381. The method used to determine the grading of aggregate extracted from bituminous mixture is g. Mechanical analysis of extracted aggregates ------------------------------------------- h. Stability Test i. Viscosity Test j. Extraction 382. The drying temperature of sample is [ ]. k. 110 +/- 5\*C ------------ l. 100 \* C m. 100 +/-5 \*C n. 115 +/- 5\*C ![](media/image1.png) 383. [ ] is a solid asphalt which is a basic constituent of all other asphalt called as hot asphalt or penetration grade asphalt. o. Asphalt Cement -------------- p. Cutback Asphalt q. Emulsified Asphalt r. Bitumin 384. [ ] is a kind of liquid asphalt which is a mixture of asphalt cement and kerosene. s. Medium Curing Cutback --------------------- t. sphalt Cement u. Rapid Curing Cutback v. Low Curing Cutback 385. [ ] is a kind of liquid asphalt which is a mixture of asphalt cement and gasoline. w. Rapid Curing Cutback -------------------- x. Blown Asphalt y. Joint Filler z. Asphalt Cement 386. Asphalt is defined as [ ]. a. A petroleum product b. A dark brown to black cementitous materials whose consistency ranges from solid to semi-solid and whose- main constituent is called bitumen is either found in nature or as a residue in petroleum refining. ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ c. None of the above d. Both a and b. 387. It is a kind of liquid asphalt which is a mixture of asphalt cement and water with emulsified with pungent odor. e. Emulsified Asphalt ------------------ f. Asphalt Cement g. Rapid Curing Asphalt h. Medium Curing Cutback 388. Joint Filler in concrete pavement is a [ ]. i. Blown Asphalt ------------- j. Hot Asphalt k. Liquid Asphalt l. Emulsified Asphalt 389. A device used to measure the relative hardness of asphalt is [ ]. m. Penetrometer ------------ n. Spectometer o. Vicat Apparatus p. Armoured Thermometer 390. A property of asphalt cement to stretch without breaking is called [ ]. q. Ductility --------- r. Durability s. Tensile t. Hardness 391. An apparatus used to determine the specific gravity of asphalt is called [ ]. u. Metal Pycnometer v. Glass Pycnometer ---------------- w. Any bottle x. Graduated Cylinder 392. Consistency test for asphalt is called [ ]. y. Viscosity --------- z. Slump Test a. Washing b. Extraction 393. A process of volatilization test which measures the relative proportion of asphalt to oil. c. Distillation ------------ d. Extraction e. Float Test f. Viscosity 394. [ ] is a period wherein the asphalt begins to melt. g. Softening Point --------------- h. Fire Point i. Boiling Point j. Melting Point 395. The sampling requirement of asphalt is [ ]. k. 1 sample for every 200 drums or 40 metric tons ---------------------------------------------- l. 1 sample for every 100 drums m. 1 sample for every shipment 396. The component of bituminous mixes which range from 92 to 96 % is called [ ]. n. Bituminous Blended Aggregates ----------------------------- o. Concrete Aggregates p. Sand q. Gravel 397. [ ] is a property of bituminous mixes in pavement to resist deformation or displacement due to impose load or repeated loading. r. Stability --------- s. Flexibility t. Ductility u. Durability 398. [ ] is a property of bituminous mixes in pavement to resist disintegration or deterioration due to the action of water, traffic and changing climate. v. Durability ---------- w. Flexibility x. Ductility ![](media/image1.png) y. Stability 399. [ ] is a property of bituminous mixes in pavement adjust itself to settlement. z. Flexibility ----------- a. Rigidity b. Hardness c. Ductility 400. These are the factor affecting the workability of bituminous mixes d. Gradation of aggregate quality of asphalt and temperature of mix. ----------------------------------------------------------------- e. Surface texture and temperature mix. f. Quantity of aggregate and asphalt content. g. None of the above. JGElano Materials & Project Engineer Reviewer in Quiz App and Ref. - PE Quiz Set 5 ================================================================================== 401. An Extra Work Order may be issued if: h. There are additional works necessary but were not included as items of works in the original contract ----------------------------------------------------------------------------------------------------- i. The aggregate amount of the variation order is more than 25% of the original contract cost j. There is a decrease in work due to deletion of work items or sections of the project k. The aggregate amount of the variation order is more than 100% of the original contract cost 402. Concrete should be kept continuously wet by the application of water for a minimum period of b. 3 days c. 5 days d. 7 days ------ 403. Construction of joint is required to be constructed when there is an interruption of more than l. 45 minutes m. 30 minutes n. 35 minutes o. 40 minutes 404. To attain a uniform consistency of concrete during the pouring operation of a concrete pavement, the slump should not be more than [ ] ? p. 50mm q. 75mm r. 40 mm ----- s. 37.5 mm 405. In laying stone components of item 505 (Riprap and Grouted Riprap) each stone should be t. Laid with its longest axis perpendicular to the slope. ------------------------------------------------------ u. Laid with its shortest axis perpendicular to the slope. v. Laid with its longest axis parallel to the slope. w. Laid with its longest axis parallel to the slope. 406. In the calculation of total project duration in an infrastructure pr

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