General Civil Engineering Quiz
207 Questions
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General Civil Engineering Quiz

Created by
@UsefulLead

Questions and Answers

What is the lean of the roof?

  • Roof
  • Truss
  • All of the above (correct)
  • What is the purpose of linseed oil?

  • Delicate
  • Common
  • Superior quality
  • All of the above (correct)
  • What is the minimum compressive strength of hollow load-bearing blocks?

  • 20 N/mm²
  • 10 N/mm² (correct)
  • 15 N/mm²
  • 4.5 N/mm²
  • What does OMC stand for?

    <p>Optimum moisture content</p> Signup and view all the answers

    Concrete consists of what?

    <p>All of the above</p> Signup and view all the answers

    What is RMC short for?

    <p>Ready Mix Concrete</p> Signup and view all the answers

    What is the platform at the end of a series of steps called?

    <p>Landing</p> Signup and view all the answers

    What is the base course of lean concrete below spread footing proportion?

    <p>1:3:6</p> Signup and view all the answers

    After how many days can formwork of props to beams and arches spanning over 6 m be removed?

    <p>14 Days</p> Signup and view all the answers

    A lift becomes essential in a building when the number of floors exceeds:

    <p>4</p> Signup and view all the answers

    What is a movable barrier or shutter component known as?

    <p>All of this</p> Signup and view all the answers

    What does the unit weight per cubic meter of water typically measure?

    <p>1000 kg/m³</p> Signup and view all the answers

    If the soil is waterlogged, its bearing capacity may be improved by:

    <p>All of the above</p> Signup and view all the answers

    What is the term for footing that supports more than two columns?

    <p>Strap footing</p> Signup and view all the answers

    Ordinary scaffolding consists of what?

    <p>All of the above</p> Signup and view all the answers

    How are flooring measurements typically taken?

    <p>Unit area</p> Signup and view all the answers

    Heavy floods can cause what?

    <p>All of the above</p> Signup and view all the answers

    Queen post trusses are used when the span is:

    <p>8 to 12 m</p> Signup and view all the answers

    What are the units of measurement for expansion joints?

    <p>Unit length</p> Signup and view all the answers

    The removal time of formwork depends on what factors?

    <p>All of the above</p> Signup and view all the answers

    What is mat foundation also known as?

    <p>Raft</p> Signup and view all the answers

    Formwork for slabs spanning up to 4.5 m can be removed after:

    <p>10 days</p> Signup and view all the answers

    What are the functions of foundation?

    <p>All of these</p> Signup and view all the answers

    What is the minimum depth of foundation?

    <p>120 cm</p> Signup and view all the answers

    Differential settlement is due to what?

    <p>All of these</p> Signup and view all the answers

    Failure of foundation is observed due to:

    <p>Both (1) and (2)</p> Signup and view all the answers

    Grillage foundation is to be provided when:

    <p>All of the above</p> Signup and view all the answers

    Combined footing is provided in case of:

    <p>All of these</p> Signup and view all the answers

    What is the depth of excavation in case of grillage foundation limited to?

    <p>1.2 to 1.5 m</p> Signup and view all the answers

    Raft foundation is provided when:

    <p>All of these</p> Signup and view all the answers

    When is pile foundation preferred?

    <p>All of these</p> Signup and view all the answers

    What is the most commonly used building stone in Maharashtra?

    <p>Basalt</p> Signup and view all the answers

    Masonry may be broadly classified into which categories?

    <p>All of these</p> Signup and view all the answers

    Rubble masonry is classified into which categories?

    <p>All of these</p> Signup and view all the answers

    The minimum depth of the foundation below the ground in any soil is:

    <p>120 cm</p> Signup and view all the answers

    Cavity wall is wall comprising of:

    <p>Two parallel walls</p> Signup and view all the answers

    The rock which is not calcareous is:

    <p>Limestone</p> Signup and view all the answers

    Construction joints are generally provided in concrete for:

    <p>Roads</p> Signup and view all the answers

    A low wall built out into the sea more or less perpendicular to the coastline is called:

    <p>Break wall</p> Signup and view all the answers

    The operation of removing material from the sea or river bed is known as:

    <p>None of these</p> Signup and view all the answers

    The important component of a sea port is:

    <p>The docks</p> Signup and view all the answers

    The low water datum for a lake is defined as the surface of the lake when it is at elevation:

    <p>180 m above M.S.L.</p> Signup and view all the answers

    In a hydrographic map, the following features are shown:

    <p>Datum</p> Signup and view all the answers

    Curing concrete for a long period ensures better:

    <p>Volume stability</p> Signup and view all the answers

    The process of proper and accurate measurement of concrete ingredients for uniformity of proportion is known as:

    <p>Curing</p> Signup and view all the answers

    The high strength of rapid hardening cement at an early stage is due to its:

    <p>Finer grinding</p> Signup and view all the answers

    For road pavements, the cement generally used is:

    <p>Blast furnace cement</p> Signup and view all the answers

    Which one of the following lines is used for tying a ship with a dock:

    <p>Bow line</p> Signup and view all the answers

    The minimum and maximum diameters of sewers shall preferably be:

    <p>30 cm to 450 cm</p> Signup and view all the answers

    The construction estimate of a project is used by:

    <p>The owner of the facility</p> Signup and view all the answers

    The wages of supervisors and material handlers are charged as:

    <p>Direct labour</p> Signup and view all the answers

    I.S. recommends providing certain minimum steel in an RCC beam:

    <p>To avoid stirrup steel in position</p> Signup and view all the answers

    Shear stress develops on a fluid element if:

    <p>The fluid is subject to uniform linear acceleration</p> Signup and view all the answers

    Consolidation in soils is:

    <p>A function of the effective stress</p> Signup and view all the answers

    The minimum area of tension reinforcement in a beam shall be greater than:

    <p>0.4 bd / y</p> Signup and view all the answers

    In a compaction test, as the compaction effort is increased, the optimum moisture content:

    <p>None of these</p> Signup and view all the answers

    The exposed vertical surface at right angles to the door and window frames are known as:

    <p>Heads</p> Signup and view all the answers

    Course of stone or PCC which is laid at the top of the wall to protect it from rain is called:

    <p>Capstone</p> Signup and view all the answers

    When the bricks are laid with their length parallel to the face or front direction of the wall, the course is known as?

    <p>Stretcher</p> Signup and view all the answers

    Water absorption of good burnt clay brick should be less than?

    <p>20% by weight</p> Signup and view all the answers

    The process of taking out stones of various sizes from natural rocks is known as?

    <p>Quarrying</p> Signup and view all the answers

    The horizontal distance between the vertical joints in successive courses is termed as?

    <p>Perpends</p> Signup and view all the answers

    If the load coming onto the pile is transferred to a suitable bearing stratum at its bottom end then it is called?

    <p>Bearing pile</p> Signup and view all the answers

    The exterior corner of a wall is known as?

    <p>Quoin</p> Signup and view all the answers

    The tools used by masons to check the verticality of the wall are?

    <p>Plumb bob</p> Signup and view all the answers

    Stretcher bond is possible only in?

    <p>Half brick wall</p> Signup and view all the answers

    When two walls separated by a small gap are connected together by pins, it is called?

    <p>Cavity wall</p> Signup and view all the answers

    Expansion joints in masonry walls are provided if the length of the wall exceeds?

    <p>25 m</p> Signup and view all the answers

    When first-class bricks are immersed in water for one hour, the weight of water absorbed by them should not exceed?

    <p>116 weight of brick</p> Signup and view all the answers

    The bond in which each course consists of alternate stretchers and headers is known as?

    <p>Flemish bond</p> Signup and view all the answers

    Sand used for manufacturing concrete blocks should pass through?

    <p>IS 12 mm sieve</p> Signup and view all the answers

    Cavity wall comprises of?

    <p>Two parallel walls with space</p> Signup and view all the answers

    For walls, beams, columns, sides, the forms can be removed within?

    <p>16 to 24 hours</p> Signup and view all the answers

    Forms are used for?

    <p>Concrete construction</p> Signup and view all the answers

    Suitable temperature range of water for curing is?

    <p>10 to 40 C</p> Signup and view all the answers

    Which of the following joints are provided in concrete structures?

    <p>All the above joints</p> Signup and view all the answers

    Functional requirement of good flooring includes?

    <p>All of these</p> Signup and view all the answers

    Basement floor is defined as?

    <p>Below the natural ground level</p> Signup and view all the answers

    Functional requirement of good flooring should ensure it is?

    <p>All of these</p> Signup and view all the answers

    Which of the following are commonly used roof coverings?

    <p>All of these</p> Signup and view all the answers

    Purlins are provided to?

    <p>All of these</p> Signup and view all the answers

    An openable barrier to enter into a room is known as?

    <p>Door</p> Signup and view all the answers

    The location and number of doors should preferably allow for?

    <p>All of these</p> Signup and view all the answers

    The area of the window ranges between?

    <p>1/12th to 1/10th of floor area</p> Signup and view all the answers

    The biggest disadvantage of bricks flooring is that it is?

    <p>Absorbent</p> Signup and view all the answers

    The number of vertical posts in a queen post truss is?

    <p>2</p> Signup and view all the answers

    The material commonly used to cover pitched roofs with steel trusses is?

    <p>Tiles</p> Signup and view all the answers

    Average weight of Mangalore tiles should be between?

    <p>5 to 8 kg</p> Signup and view all the answers

    The unsupported overhang of AC sheet should not be?

    <p>More than 30 cm</p> Signup and view all the answers

    Purposes served by a window are?

    <p>Both (1) and (2)</p> Signup and view all the answers

    Width of lintel is generally equal to?

    <p>All of these</p> Signup and view all the answers

    In modern times, RCC lintels are extensively used because?

    <p>All of these</p> Signup and view all the answers

    The horizontal distance measured perpendicular to the front & back faces of an arch is known as?

    <p>Thickness</p> Signup and view all the answers

    The contraction joints in a structure are installed to allow for?

    <p>Shrinkage movement</p> Signup and view all the answers

    Louvered window is also known as?

    <p>None of these</p> Signup and view all the answers

    In case of formed and panelled doors, the ratio of glazed to panelled portions is?

    <p>2:1</p> Signup and view all the answers

    Normally opted cross-section of style for the shutter is?

    <p>120 x 40 mm</p> Signup and view all the answers

    The combination of king post truss and queen post truss is used when the span is?

    <p>5 to 8 m</p> Signup and view all the answers

    Which of the following materials are required for stone masonry?

    <p>All of these</p> Signup and view all the answers

    Single stone passing from front to back face & acts as a bond is known as?

    <p>Through stone</p> Signup and view all the answers

    Form work of props to slabs spanning more than 4.5 m can be removed after?

    <p>5 days</p> Signup and view all the answers

    What type of flooring will you suggest for W.C. or bathroom?

    <p>Shahabad flooring</p> Signup and view all the answers

    Flooring in the bathroom and kitchens of posh residential buildings is?

    <p>Both (1) and (2)</p> Signup and view all the answers

    A truss is called composite truss when it has to slopes of?

    <p>Both (1) and (2)</p> Signup and view all the answers

    A.C. sheets are laid from right to left starting at?

    <p>Purlins</p> Signup and view all the answers

    Lean to roof is provided when span is limited to?

    <p>3.8 m</p> Signup and view all the answers

    Jambs represent the …. side of the vertical member of the frame?

    <p>Inner</p> Signup and view all the answers

    To provide additional M.S. flats that remain embedded in masonry is known as?

    <p>Hold fasts</p> Signup and view all the answers

    The outer vertical & horizontal members of a shutter are termed as?

    <p>Styles - rails</p> Signup and view all the answers

    Area enclosed between styles and rails & made up of glass or timber is?

    <p>Panel</p> Signup and view all the answers

    Mixture of ………… is known as putty, used for fixing glass panels?

    <p>Whiting chalk</p> Signup and view all the answers

    Rising butt hinge is used for the following purpose?

    <p>Both (1) and (2)</p> Signup and view all the answers

    Parliamentary hinge provides rotation through?

    <p>270°</p> Signup and view all the answers

    Norfold or thumb latch offers …….. to the doors?

    <p>Both (1) and (2)</p> Signup and view all the answers

    Light admittance only is achieved through?

    <p>Both (1) and (2)</p> Signup and view all the answers

    Lintels are usually …

    <p>circular in shape</p> Signup and view all the answers

    Lowered windows are responsible for?

    <p>Both (1) and (2)</p> Signup and view all the answers

    Sliding doors occupy less space with ……. at the top & bottom?

    <p>Rebates</p> Signup and view all the answers

    The best curing method for concrete is …

    <p>none of these</p> Signup and view all the answers

    In case of buildings where predominant pedestrian traffic is?

    <p>Revolving doors</p> Signup and view all the answers

    For counterbalancing the door ………. are enclosed in the drum?

    <p>Weights</p> Signup and view all the answers

    Grade of high yield strength deformed bar used in RCC is?

    <p>Fe-415</p> Signup and view all the answers

    Timber flooring is preferred in …

    <p>all residential buildings</p> Signup and view all the answers

    In king post truss there will be …

    <p>more than two vertical posts</p> Signup and view all the answers

    Cement older than 3 months loses its strength by?

    <p>20%</p> Signup and view all the answers

    Plastic doors are preferred for both W.C.s as they are?

    <p>All of these</p> Signup and view all the answers

    53 Grade cement refers to?

    <p>Strength of cement</p> Signup and view all the answers

    Usual locations of siding windows are in case of?

    <p>All of these</p> Signup and view all the answers

    Water used for concrete mixing and curing shall be?

    <p>Potable water</p> Signup and view all the answers

    The lower most part of pitched roof is …

    <p>roof covering</p> Signup and view all the answers

    Pointed arch is also known as?

    <p>Gothic arch</p> Signup and view all the answers

    The sides of the abutments or piers below the springers lines are called as?

    <p>Jambs</p> Signup and view all the answers

    The type of flush door is …

    <p>solid core</p> Signup and view all the answers

    Curing for concrete shall be done for?

    <p>28 days</p> Signup and view all the answers

    Lintel is a horizontal structural member which is fixed?

    <p>Over opening</p> Signup and view all the answers

    Swing doors have meeting styled without …

    <p>rebate</p> Signup and view all the answers

    The line joining equal amounts of rainfall at rainguage stations is?

    <p>ISO hyets</p> Signup and view all the answers

    Water cement ratio is the ratio of water to cement by?

    <p>By weight</p> Signup and view all the answers

    As a rule, the depth of the lintel can be adopted as?

    <p>1/12 of span</p> Signup and view all the answers

    Form work is …

    <p>temporary arrangement for repair works</p> Signup and view all the answers

    A watertight structure constructed during excavation of foundation in river bed is known as?

    <p>Cofferdam</p> Signup and view all the answers

    Expansion & contraction joints in concrete structure are provided to …

    <p>allow for volume of water</p> Signup and view all the answers

    The usual concrete mix for RCC lintels is?

    <p>1:2:4</p> Signup and view all the answers

    In RCC lintel minimum number of reinforcement bars should be?

    <p>4</p> Signup and view all the answers

    Bricks are burnt at a temperature from?

    <p>3000C to 5000C</p> Signup and view all the answers

    The lower surface of bricks or stone of each course is called as …

    <p>back</p> Signup and view all the answers

    The process of giving definite & regular shape with smooth face is known as …

    <p>quarrying</p> Signup and view all the answers

    The curves of roads are provided with ……….. for safety of vehicles?

    <p>Camber</p> Signup and view all the answers

    The lintel formed by using frog bricks is termed as?

    <p>Forged lintel</p> Signup and view all the answers

    When brick is cut into two halves longitudinally, one part is known as …

    <p>cornice brick</p> Signup and view all the answers

    The final setting time for ordinary Portland cement shall be?

    <p>100 min</p> Signup and view all the answers

    Rubbing ends of shutters of revolving doors prevent?

    <p>Both (1) and (2)</p> Signup and view all the answers

    As per I.S. specifications, the temperature for curing is?

    <p>27°C</p> Signup and view all the answers

    Which tests are carried out on bricks to test its quality?

    <p>soundness</p> Signup and view all the answers

    Threshold is provided at the?

    <p>Bottom level of the frame</p> Signup and view all the answers

    Air seasoning for soft wood is done for?

    <p>60 to 90 days</p> Signup and view all the answers

    The recess made to receive the shutter is called?

    <p>Rebate</p> Signup and view all the answers

    When two or more individual column footings are joined by beam it is called …

    <p>strip footing</p> Signup and view all the answers

    The effect of bulking of sand is because of?

    <p>Moisture in sand</p> Signup and view all the answers

    The covering of exposed top of wall is called …

    <p>coping</p> Signup and view all the answers

    Spring hinge provides ……… to the door?

    <p>Swing</p> Signup and view all the answers

    The vertical members used to subdivide the shutter is termed as?

    <p>Mullion</p> Signup and view all the answers

    The water cement ratio principle was established by?

    <p>Duff Abram</p> Signup and view all the answers

    For the areas subjected to vermin attack or dampness, the material used for frames is?

    <p>R.C.C.</p> Signup and view all the answers

    A load bearing partition wall is called …

    <p>external wall</p> Signup and view all the answers

    The area from which a dam receives water for storage is called?

    <p>Catchment area</p> Signup and view all the answers

    G.I. sheets are fixed with special screws & washers driven through the hole drilled in …

    <p>all of these</p> Signup and view all the answers

    Approximate density of concrete shall be?

    <p>2240 Kg/m3</p> Signup and view all the answers

    Total quantity of A.C. sheets required for covering 100 sqm is?

    <p>115 Sqm</p> Signup and view all the answers

    In a load test of a slab, the maximum load applied is equal to?

    <p>Design load</p> Signup and view all the answers

    In case of swing door following type of hinge is provided …

    <p>strap</p> Signup and view all the answers

    In Manning's formula V = I/n R^(2/3) S^(1/2), R indicates?

    <p>None</p> Signup and view all the answers

    Effect due to obstruction in the waterway is called?

    <p>Afflux</p> Signup and view all the answers

    In case of lowered doors/windows, the lower edge of the louver on the outer side is below the upper edge of the louver on the inner side.

    <p>True</p> Signup and view all the answers

    The liquid and plastic limits exist in?

    <p>Clay soils</p> Signup and view all the answers

    Grillage foundation is to be provided when …

    <p>less load acting on columns</p> Signup and view all the answers

    The ultimate bearing capacity of soil is?

    <p>Load of which soil fails</p> Signup and view all the answers

    The discharge through a canal is measured at?

    <p>SWF</p> Signup and view all the answers

    Which of the following materials are employed for floor finish?

    <p>Marble</p> Signup and view all the answers

    The curve composed of two arcs of different radius, curving in opposite directions is known as?

    <p>Reverse curve</p> Signup and view all the answers

    In M-20 concrete, M represents?

    <p>Mix</p> Signup and view all the answers

    Purposes served by a window are …

    <p>none of these</p> Signup and view all the answers

    As a rule, the depth of lintel can be adopted as …

    <p>1/20 of span</p> Signup and view all the answers

    Water loss in liter/min/m depth at pressure 10 kg/cm^2 is termed as?

    <p>Lugeon</p> Signup and view all the answers

    Cement required for construction of one cubic meter of concrete of M-20 grade?

    <p>7.6 bags</p> Signup and view all the answers

    Partial ventilation and privacy can be achieved through …

    <p>ventilator</p> Signup and view all the answers

    In coarse rubble masonry, the mortar joint shall be less than … on face work?

    <p>15 mm</p> Signup and view all the answers

    What type of flooring would you suggest for kitchen otta?

    <p>Kadappa</p> Signup and view all the answers

    Component of pitched roof is …

    <p>basement</p> Signup and view all the answers

    Maximum area of tension reinforcement in beam shall not exceed the …. area of concrete?

    <p>2%</p> Signup and view all the answers

    In colgrout masonry with water/cement ratio 0.84 for grout, the water to be added for one 50 kg bag mix is?

    <p>84 Ltr</p> Signup and view all the answers

    For walls, beams, columns, sides the forms can be removed within …

    <p>2 to 4 days</p> Signup and view all the answers

    Course of stone or P.C.C. which is laid at top wall so as to protect the wall from rain is known as …

    <p>cornice</p> Signup and view all the answers

    The liquid and plastic limits predominantly exist in?

    <p>Clay soils</p> Signup and view all the answers

    A footing which supports two columns is known as …

    <p>none of these</p> Signup and view all the answers

    The vertical distance between the wall plate and top of the ridge is called… of roof?

    <p>Rise</p> Signup and view all the answers

    Steel in RCC beam takes…?

    <p>Tension</p> Signup and view all the answers

    The mortar of the masonry joints to be covered by painting is raked out at least to a depth of…?

    <p>20 mm</p> Signup and view all the answers

    A section with more steel reinforcement than a balanced section is called…?

    <p>Over reinforced</p> Signup and view all the answers

    Distemper is used on…?

    <p>Plastered surfaces not exposed to weather</p> Signup and view all the answers

    The shrinkage in a concrete slab causes?

    <p>Cracks</p> Signup and view all the answers

    Safe permissible load for brick masonry in C.M. first class is…?

    <p>100 ton/m²</p> Signup and view all the answers

    The slump test of concrete is used to measure its?

    <p>Consistency</p> Signup and view all the answers

    The full form of M.D.D.L. is?

    <p>Maximum draw down level</p> Signup and view all the answers

    The unit weight per cubic meter of mild steel is?

    <p>7850 kg/m³</p> Signup and view all the answers

    The vertical members to which shutters are attached are called?

    <p>All of these</p> Signup and view all the answers

    The horizontal members at the top of the frame are called?

    <p>Head</p> Signup and view all the answers

    Study Notes

    High Yield Strength Bars and Cement

    • High yield strength deformed bars used in RCC typically include Fe-415 grade.
    • Cement older than three months may lose up to 30% of its strength.
    • 53 Grade cement indicates a strong type, characterized by a specific weight of cement per bag and performance.

    Curing and Water Usage

    • Concrete curing should last at least 28 days to ensure proper strength.
    • The water-cement ratio is calculated by weight, determining the amount of water used for mixing concrete.
    • Potable water should be used for mixing and curing concrete to ensure quality and structural integrity.

    Structural and Material Properties

    • Bricks are generally burnt at temperatures between 300°C to 1200°C for durability.
    • Road curves are enhanced with camber for improved vehicle safety.
    • The ultimate bearing capacity of soil is a critical factor, affecting structural design and safety.

    Soil and Water Management

    • The discharge in a canal is typically measured at structures called Siphons or regulators.
    • The area from which a dam gathers water for storage is referred to as the catchment area.
    • Moisture content and effective density ranges influence pavement and concrete designs.

    Construction Standards and Techniques

    • The final setting time for ordinary Portland cement is generally around 60 minutes.
    • Air seasoning for softwood typically lasts between 30 to 60 days for optimal results.
    • The vertical distance between a roof plate and the ridge is referred to as the roof rise.

    Building Materials

    • Concrete is comprised of cement, sand, aggregates, and water, which are crucial for its structural integrity.
    • Hollow load-bearing blocks must achieve a minimum compressive strength of 4.5 N/mm².
    • The unit weight of mild steel averages 7850 kg/m³, relevant for structural calculations.

    Miscellaneous

    • The unit weight of AC sheets required for a specified area can vary, with about 1.25 times the coverage calculated.
    • Distemper is commonly used on plastered surfaces that are not exposed to the weather for aesthetic purposes.
    • Various reinforcement metrics apply, such as the maximum allowable tension reinforcement percentage in beams should not exceed 1.50%.

    Terminology and Definitions

    • RMC stands for Ready Mix Concrete, which is prepared off-site for delivery.
    • The platform at the end of a staircase is known as a landing, essential for safe movement.
    • Formwork for props supporting beams spanning more than 6 meters can typically be removed after 7 days of curing.### Water and Soil Properties
    • Unit weight of water commonly used in engineering is around 1000 kg/m³.
    • Bearing capacity of waterlogged soil can be enhanced through compaction, grouting, or drainage techniques.

    Footing Types

    • Strip footing supports more than two columns.
    • Ordinary scaffolding incorporates braces, bridle, and raker for support.

    Foundation Considerations

    • Measurement of flooring is typically based on unit area rather than unit length or volume.
    • Heavy floods can lead to soil erosion, foundation failure, and undermining of structures.
    • Queen post trusses are suitable for spans greater than 15 m.

    Joint Measurement and Formwork

    • Expansion joint measurements are categorized by unit length.
    • The removal time of formwork depends on member type, concrete mix, and cement type, typically around 14 hours to 25 hours.

    Mat Foundation

    • Mat foundation is equivalently known as raft foundation.
    • Formwork for slabs up to 4.5 m can typically be removed after around 25 hours.

    Foundation Depth and Settlement

    • Minimum foundation depth is generally specified at 90 cm.
    • Differential settlement issues arise from uneven loading or varying soil compressibility.
    • Uniform settlement can cause foundation failures, especially if the soil is heavily loaded or possesses low bearing capacity.

    Grillage and Combined Footing

    • Grillage foundation is necessary for steel columns with low bearing capacity.
    • Combined footing is often utilized to reduce differential settlement between closely spaced columns.

    Excavation Depth

    • Excavation for grillage foundations is limited to approximately 1.5 m to 1.8 m.

    Raft Foundation Usage

    • Raft foundation is ideal when soil conditions are uncertain or when covering areas greater than 5% for differential settlement considerations.

    Pile Foundation

    • Pile foundation is preferred in conditions with potential for differential settlement or shallow depths, especially in expansive soil areas.

    Brick and Masonry

    • Basalt is a prevalent building stone in Maharashtra.
    • Masonry broadly includes stone, brick, and block types, with rubble masonry classified into coursed and dry rubble.
    • Good burnt clay brick should not absorb more than 20% of its weight in water.

    Joints and Bonds

    • Expansion joints in masonry walls are recommended if walls exceed 25 m in length.
    • Water absorption tests for first-class bricks indicate that the absorption should not exceed 15% of the brick's weight.
    • English and Flemish bonds are common types of brick bonding, with each having alternating courses of stretchers and headers.

    Miscellaneous

    • Cavity walls consist of two separate walls with a space in between, enhancing thermal insulation and structural stability.
    • Suitable temperature for water used in curing is preferably between 10°C to 40°C.### Functional Requirements of Flooring
    • Good flooring should be durable, easy to clean, and aesthetically pleasing.
    • Additional desirable qualities include low maintenance and resistance to dampness and noise.

    Basement Floor

    • A basement floor is constructed between two parapets, typically below natural ground level.

    Roof Covering Materials

    • Common materials for roof covering include Mangalore tiles, asbestos-cement sheets, and corrugated tiles.

    Purlins

    • Purlins are structural members that interconnect trusses and support common rafters, contributing to the roof's stability.

    Doors and Windows

    • Doors serve as openable barriers to access rooms, while windows typically provide light and ventilation.
    • The ideal location and number of doors should allow for cross-ventilation and diffused natural light.

    Window Area

    • The recommended window area ranges from 1/12th to 1/10th of the total floor area for optimal daylight.

    Brick Flooring Disadvantages

    • Brick flooring can be expensive, absorbent, and requires skilled labor for installation, making it less favorable in some cases.

    Queen Post Truss

    • A queen post truss typically features two vertical posts to enhance structural integrity.

    Roof Covering for Pitched Roofs

    • Common materials for pitched roofs over steel trusses include tiles, shingles, and cement sheets.

    Mangalore Tiles Weight

    • The average weight of Mangalore tiles should be between 3 to 6 kg.

    Unsupported Overhangs

    • Unsupported overhangs of AC sheets should not exceed specified limits, generally around 1 meter.

    Lintels

    • RCC (Reinforced Cement Concrete) lintels are preferred due to their fireproof and durable characteristics.

    Thickness of Arches

    • The horizontal distance measured perpendicular to the front and back faces of an arch is known as its depth.

    Construction Joints

    • Contraction joints in structures are necessary to accommodate movements, ensuring structural stability.

    Louvered Windows

    • Louvered windows serve as ventilation openings, allowing air to flow while maintaining privacy.

    Glazed to Panelled Doors Ratio

    • In formed and panelled doors, the ratio of glazed to panelled portions is typically set at 1:2.

    Shutter Cross-section

    • Standard cross-sections for shutters are commonly around 100 mm x 40 mm or 120 mm x 50 mm.

    Trusses Combination

    • A combination of king post truss and queen post truss is used for spans greater than 5 meters.

    Formwork Materials

    • Timber and plywood are widely used materials for formwork because they are cheap and easy to assemble on site.

    Stone Masonry Materials

    • Stone masonry requires materials such as stones, help mortar, lime, and mud.

    Through Stone in Masonry

    • A single stone passing from the front to back face in masonry is termed a through stone.

    Formwork Removal Time

    • For slabs spanning more than 4.5 meters, formwork can generally be removed after 7 days.

    Flooring Recommendations

    • Suitable flooring for W.C. or bathrooms includes granolithic flooring, avoiding wooden options.

    High-End Residential Flooring

    • Posh residential buildings often feature mosaic or marble flooring in bathrooms and kitchens.

    Composite Trusses

    • A composite truss is one that incorporates both king and queen post trusses, offering diverse structural advantages.

    Installation of A.C. Sheets

    • A.C. sheets are installed starting from the eaves and proceed towards the ridge.

    Lean-to Roof Span

    • Lean-to roofs are generally used for spans limited to 3.8 meters or less.

    Jambs Definition

    • Jambs refer to the inner or outer sides of the vertical members of a door or window frame.

    Additional M.S. Flats

    • Additional M.S. (Mild Steel) flats embedded in masonry provide reinforcement, commonly referred to as hold fasts.

    Shutter Components

    • The outer vertical and horizontal elements of a shutter are known as styles and rails, respectively.

    Putty Composition

    • Putty for fixing glass panels is composed of whiting chalk and linseed oil.

    Rising Butt Hinges

    • Rising butt hinges facilitate the lifting of heavy doors, aiding in their operation over obstructions like carpets.

    Parliamentary Hinges

    • Parliamentary hinges allow for a door to swing open through angles of up to 270 degrees, providing expansive access.

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    Test your knowledge of General Civil Engineering concepts with this quiz. It covers various aspects of civil engineering, including materials like high yield strength deformed bars and cement. Perfect for students and professionals looking to refresh their understanding.

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