P.D. 1096 - National Building Code of the Philippines (PDF)

________________________________________ ARC1426: PROFESSIONAL PRACTICE 1 P.D. 1096: National Building Code of the Philippines, Chapters 9 - 21 WEEK 6 MODULE ________________________________________...

________________________________________ ARC1426: PROFESSIONAL PRACTICE 1 P.D. 1096: National Building Code of the Philippines, Chapters 9 - 21 WEEK 6 MODULE ________________________________________ PROFESSIONAL PRACTICE 1 CLUSTER WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 9: Sanitation Section 902. Water Supply System Whenever available, the potable water requirements for a building used for human habitation shall be supplied from existing municipal or city waterworks system. Section 903. Wastewater Disposal System Sanitary sewage from buildings and neutralized or pre-treated industrial wastewater shall be discharged directly into the nearest street sanitary sewer main of existing municipal or city sanitary sewerage system in accordance with the criteria set by the Code on Sanitation and the National Pollution Control Commission. Section 904. Storm Drainage System Rainwater drainage shall not discharge to the sanitary sewer system. Adequate provisions shall be made to drain low areas in buildings and their premises. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 9: Sanitation Section 905. Pest and Vermin Control All buildings with hollow and/or wood construction shall be provided with rat proofing. Garbage bins and receptacles shall be provided with ready means for cleaning and with positive protection against entry of pest and vermins. Dining rooms for public use without artificial ventilation shall be properly screened. Section 906. Noise Pollution Control Industrial establishments shall be provided with positive noise abatement devices to tone down the noise level of equipment and machineries to acceptable limits set down by the Department of Labor and the National Pollution Control Commission. Section 907. Pipe Material All pipe materials to be used in buildings shall conform to the Standard Specifications of the Philippine Standard Council. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 10: Building Projection Over Public Streets Section 1002. Projection into Alleys or Streets Footings located at least 2.40 meters below grade along national roads or public highway may project not more than 300 millimeters beyond the property line. Foundations may be permitted to encroach into public sidewalk areas to a width not exceeding 500 millimeters; provided, that the top of the said foundations is not less than 600 millimeters below the established grade; and provided further, that said projection does not obstruct any existing utility such as power, communication, gas, water, or sewer lines, unless the owner concerned shall pay the corresponding entities for the rerouting of the parts of the affected utilities. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 10: Building Projection Over Public Streets Section 1003. Projection of Balconies and Appendages Overs Streets The clearance between the established grade of the street and/or sidewalk and the lowest under surface of any part of the balcony shall not be less than 3.00 meters. Section 1004. Arcades Whenever required by existing building and zoning regulations, arcades shall be constructed on sidewalks of streets. The width of the arcade and its height shall be uniform throughout the street provided, that in no case, shall an arcade be less than 3.00 meters above the established sidewalk grade. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 10: Building Projection Over Public Streets Section 1005. Canopies (Marquees) a. Definition: A canopy or marquee is a permanent roofed structure above a door attached to and supported by the building and projecting over a wall or sidewalk. This includes any object or decoration attached thereto. b. Projection and Clearance. The horizontal clearance between the outermost edge of the marquee and the curb line shall be not less than 300 millimeters. The vertical clearance between the pavement or ground line and the undersurface of any part the marquee shall not be less than 3.00 meters. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 10: Building Projection Over Public Streets Section 1006. Movable Awnings or Hoods a. Definition. An awning is a movable shelter supported entirely from an exterior wall of a building and of a type which can be retracted, folded, or collapsed against the face of a supporting building. b. Clearance. The horizontal clearance between the awning and the curb line shall not be less than 300 millimeters. The vertical clearance between the undermost surface of the awning and the pavement or ground line shall be not less than 2.40 meters. Collapsible awnings shall be so designated that they shall not block a required exit when collapsed or folded. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 10: Building Projection Over Public Streets Section 1007. Doors, Windows, and the like Doors, windows, and the like less than 2.40 meters above the pavement or groundline shall not, when fully opened or upon opening, project beyond the property line except fire exit doors. Section 1008. Corner Buildings with Chaflans Every corner building or solid fence on a public street or alley less than 3.60 meters in width shall be truncated at the corner. The face of the triangle so formed shall be at right angles to the bisector of the angle of the intersection of the street lines; provided, that in no case, the Secretary shall determine the size and form of the chaflan. If the building is arcaded, no chaflan is required notwithstanding the width of the public street or alley, less than 12.00 meters. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 12: General Design and Construction Requirements Section 1201. General Requirements Buildings proposed for construction shall comply with all the regulations and specifications herein set forth governing quality, characteristics and properties of materials, methods of design and construction, type of occupancy and classification. All other matters relative to the structural design of all buildings and other structures not provided for in this Chapter shall conform with the provisions of the National Structural Code of Buildings, as adopted and promulgated by the Board of Civil Engineering pursuant to Republic Act Number 544, as amended, otherwise known as the “Civil Engineering Law”. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 12: General Design and Construction Requirements Section 1207. Stairs, Exit, and Occupant Loads Exits 1. Number of Exits. Every building or usable portion thereof shall have at lease one exit. In all occupancies, floors above the first storey having an occupant load of more than 10 shall not have less than two exits. 2. Width. The total width of exits in meters shall not be less than the total occupant load served divided by 165. 3. Arrangement of Exits. If only two exits are required they shall be placed a distance apart to not less than one-fifth of the perimeter of the area served measured in a straight line between exits. 4. Distance of Exits. No point in a building without a sprinkler system shall be more than 45.00 meters from an exterior exit door, a horizontal exit, exit passageway, or an enclosed stairway, measured along the line of travel. In a building equipped with a complete automatic fire extinguishing system the distance from exits may be increased to 60.00 meters. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 12: General Design and Construction Requirements Section 1207. Stairs, Exit, and Occupant Loads Doors. The provisions herein shall apply to every exit door serving an area having an occupant load of more than 10, or serving hazardous rooms or areas. 1. Swing. Exit door shall swing in the direction of exit travel when serving any hazardous areas or when serving an occupant load of 50 or more. Double acting doors shall not be used as exits serving a tributary occupant load of more than 100; nor shall they be used as a part of fire assembly, nor equipped with panic hardware. 2. Width and Height. Every required exit doorway shall be of a size as to permit the installation of a door not less than 900 millimeters in width and not less than 2.00 meters in height. When installed in exit doorways, exit doors shall be capable of opening at least 90 degrees and shall be so mounted that the clear width of the exitway is not less than 700 millimeters. 3. Door Leaf Width. No leaf of an exit door shall exceed 1.20 meters in width. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 12: General Design and Construction Requirements Section 1207. Stairs, Exit, and Occupant Loads Corridors. The provisions herein shall apply to every corridor and exterior exit balcony serving as a required exit for an occupant load of more than ten. 1. Width. Every corridor or exit balcony shall not be less than 1.10 meters in width. 2. Projections. The required width of corridors and exterior exit balconies shall be unobstructed. Except, that trim handrails, and doors when fully opened shall not reduce the required width by more than 200 millimeters. Doors in any position shall not reduce the required width of the corridor by more than one-half. 3. Dead Ends. Corridors and exterior exit balconies with dead ends are permitted when the dead end does not exceed 6.00 meters in length. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 12: General Design and Construction Requirements Section 1207. Stairs, Exit, and Occupant Loads Stairways. Except stairs or ladders used only to access, equipment, every stairway serving any building or portion thereof shall conform to the following requirements: Width. Stairways serving an occupant load of more than 50 shall not be less than 1.10 meters. Stairways serving an occupant load of 50 or less may be 900 millimeters wide. Private stairways serving an occupant load of less than 10 may be 750 millimeters. Trim and handrails shall not reduce the required width by more than 100 millimeters. Rise and Run. The rise of every step in a stairway shall not exceed 200 millimeters and the run shall not be less than 250 millimeters. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 12: General Design and Construction Requirements Section 1207. Stairs, Exit, and Occupant Loads Stairways. Except stairs or ladders used only to access, equipment, every stairway serving any building or portion thereof shall conform to the following requirements: Winding Stairways. In Group A Occupancy and in private stairways in Group B Occupancies, winders may be used if the required width of run is provided at a point not more than 300 millimeters from the side of the stairway where the treads are narrower but in no case shall any width of run be less than 150 millimeters at any point. Circular Stairways. Circular stairs may be used as an exit provided the minimum width of run is not less than 250 millimeters. All treads in any one flight between landings shall have identical dimensions within a 5 millimeter tolerance. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 12: General Design and Construction Requirements Section 1207. Stairs, Exit, and Occupant Loads Stairways. Except stairs or ladders used only to access, equipment, every stairway serving any building or portion thereof shall conform to the following requirements: Landings. Every landing shall have a dimension measured in the direction of travel equal to the width of the stairway. Such dimension need not exceed 1.20 meters when the stairs has a straight run. Landings when provided shall not be reduced in width by more than 100 millimeters by a door when fully open. Distance Between Landings. There shall be not more than 3.60 meters vertical distance between landings. Headroom. Every required stairway shall have a headroom clearance of not less than 2.00 meters. Such clearance shall be established by measuring vertically from a plane parallel and tangent to the stairway tread nosing to the soffit above all points. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 13: Electrical and Mechanical Regulation Section 1301. Electrical Regulations All electrical systems, equipment and installation mentioned in this Code shall conform to the provisions of the Philippine Electrical Code, as adopted by the Board of Electrical Engineering pursuant to Republic Act No. 184 otherwise known as the Electrical Engineering Law. Section 1302. Mechanical Regulations All mechanical systems, equipment and installations mentioned in this Code shall conform to the provisions of the Philippine Mechanical Engineering code, as adopted by the Board of Mechanical Engineering pursuant to Commonwealth Act No. 294 as amended, otherwise known as the Mechanical Engineering Law. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 14: Photographic and X-Ray Films Section 1401. Storage and Handling Storage rooms of unexposed photographic and x-ray films shall be provided with automatic fire extinguishing systems in the following cases: a. When unexposed films in generally accepted safety shipping containers exceed the aggregate of 14.00 cubic meters. b. Where shelving used for storage of individual packages not in said shipping containers exceeds 1.40 cubic meters in capacity; and c. Storage is not in generally accepted safety shipping containers in any section not exceeding 14.00 cubic meters. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 15: Pre-fabricated Construction Section 1501. Prefabricated Assembly Prefabricated assembly is a structural unit, the integral parts of which have been built up or assembled prior to incorporation in the building. The Secretary shall prescribe special tests to determine the structural adequacy, durability, soundness, weather and fire resistance of prefabricated assemblies. Every device or system to connect prefabricated assemblies shall be capable of developing the strength of the different members as an integral structure. Except, in the case of members forming part of a structural frame as specified in this Code. Placement of prefabricated assemblies shall be inspected to determine compliance with this Code. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 16: Plastics Section 1601. Approved Plastics Approved plastic materials shall be those which have a flame-spread rating of 225 or less and a smoke density not greater than that obtained from the burning of untreated wood under similar conditions when tested in accordance with generally accepted engineering practices. The products of combustion shall be no more toxic than the burning of untreated wood under similar conditions. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 16: Plastics Section 1604. Skylights General – Approved plastics may be used in skylights installed on roofs of Types I, II or III constructions and all buildings in these categories shall be equipped with an approved automatic fire- extinguishing system in Groups A, B, C, E, F, J, H-3 and H-4 Occupancies: Except, that: (1) Approved plastics may be used in any type of construction or occupancy as a fire venting system when approved by the Building Official. (2) Plastics may be used in approved skylights in Type II one-hour fire-resistive construction which are located 300 millimeters or more above the lower flange of the ceiling. The walls of the skylight well shall be no less fire-resistive than the adjacent ceiling. (3) Where a fire-resistive ceiling is not required in one-storey buildings, approved plastics may be used in skylights. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 16: Plastics Section 1604. Skylights Installation Requirements (1) Except in Group A Occupancies, no skylight shall be installed within 3.00 meters of a property line. (2) The edges of dome-type skylights shall be properly flashed. (3) Plastic skylights shall be separated from each other by at least 2.50 meters laterally and 3.00 meters along the slope of the roof. Allowable areas – The area of individual plastic skylights shall not exceed 10.00 square meters. The total aggregate area of plastics used in skylights, monitors, and sawtooth glazing shall not exceed twenty percent of the floor area of the room or occupancy sheltered WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 17: Sheet Metal Paint Spray Booths Section 1701. Sheet Metal Paint Spray Booths General Paint spray booths shall be constructed of steel of not less than No. 18 U.S. gauge in thickness and shall be designed in accordance with this Code. Area The area of a paint spray booth shall not exceed 150 square meters nor ten percent of the basic area permitted for the major use of the building according to its Occupancy Group. Section 1702. Fire Protection Every spray booth having an open front elevation larger than 1.00 square meter and which is not equipped with doors, shall have a fire curtain or metal deflector not less than 100 millimeters deep installed at the upper outer edge of the booth opening. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 18: Glass and Glazing Section 1801. General Requirements This Chapter shall apply to exterior glass and glazing in all Occupancies except Groups A, B, and J Occupancies not over three storeys in height, and to interior and exterior glass and glazing in all occupancies subject to human impact as specified in this Code. Section 1804. Louvered Windows Regular plate, sheet, or patterned glass in jalousies and louvered windows shall not be thinner than 5.6 millimeters minimal and not longer than 1.20 meters. Exposed glass edges shall be smooth. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 18: Glass and Glazing Section 1805. Impact Frameless glass doors, glass in doors, fixed glass panels, and similar glazed openings which may be subject to accidental human impact shall conform with the requirements set forth by the Secretary on impact loads of glass: Except in the following cases: a. Bathtub and shower enclosures shall be constructed from approved shatter-resistant materials, such as: wire-reinforced glass not less than 5.6 millimeters thick; fully tempered glass not less than 4.8 millimeters thick; or laminated safety glass not less than 6.4 millimeters thick. b. Glass lights located not less than 450 millimeters above the adjacent finished floor or walking surface. c. Glass lights when the least dimension is not greater than 450 millimeters. d. Glass lights 1.50 square meters or less in area. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 20: Signs Section 2001. General Requirements a. No sign or signboard shall be erected in such a manner as to confuse or obstruct the view or interpretation of any official traffic sign, signal, or device. b. No sign or signboard shall be constructed as to unduly obstruct the natural view of the landscape, distract or obstruct the view of the public as to constitute a traffic hazard, or otherwise defile, debase or offend aesthetic and cultural values and traditions. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 20: Signs Section 2005. Projections and Clearances a. Obstruction of Openings. No sign shall obstruct any opening to such an extent that light or ventilation is reduced to a point below that required by this Code. Signs erected within 1.50 meters of an exterior wall in which there are openings within the area of the sign shall be constructed of incombustible material or approved plastics. b. Projection over Alleys. No sign or sign structure shall project into any public alley below a height of 3.00 meters above established sidewalk grade, nor project more than 300 millimeters where the sign structure is located 3.00 meters to 4.5 meters above established sidewalk grade. The sign or sign structure must not project more than 1.00 meter into the public alley where the sign or sign structure is located more than 4.50 meters above established sidewalk grade. WEEK 6 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 21: Transitory and Final Provision Section 2101. Existing Building Structures All buildings or structures constructed under R.A. 6541 or existing city or municipal building codes or ordinances, if legally done in accordance therewith, shall be respected subject to such limitations established in this Code. However, alterations, additions, conversions and/or repairs to be made in such buildings or structures shall be subject to the provisions of this Code. Section 2104. Repealing Clause All laws, decrees, provisions of charters, executive orders, ordinances, rules and regulations or parts thereof contrary to or inconsistent with the provisions of this Decree are hereby repealed, amended, or modified accordingly. WEEK 2 MODULE: R.A. 8981 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER References Presidential Decree No. 1096: National Building Code of the Philippines https://www.dpwh.gov.ph/dpwh/references/laws_codes_orders/national_law  ________________________________________ ARC1426: PROFESSIONAL PRACTICE 1 P.D. 1096: National Building Code of the Philippines, Chapters 7 - 8 WEEK 5 MODULE ________________________________________ PROFESSIONAL PRACTICE 1 CLUSTER WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 7: Classification and General Requirement of All Buildings by Use or Occupancy Section 701. Occupancy Classified Group A – Residential Dwellings Group B – Residentials, Hotels and Apartments Group C – Education and Recreation Group D – Institutional Group E – Business and Mercantile Group F – Industrial Group G – Storage and Hazardous Group H – Assembly Other Than Group I Group I – Assembly Occupant Load 1000 or More Group J – Accessory WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 7: Classification and General Requirement of All Buildings by Use or Occupancy Section 705. Allowable Floor Areas General No building shall be constructed unless it adjoins or has direct access to a public space, yard or street on at least one of its sides. For the purpose of this Section, the center line of an adjoining street or alley shall be considered an adjacent property line. Eaves over required windows shall not be less than 750 millimeters from the side and rear property lines. Fire Resistance of Walls Exterior walls shall have fire resistance and opening protection in accordance with the requirements set forth by the Secretary. Projections beyond the exterior wall shall not exceed beyond a point one-third the distance from an assumed vertical plane located where the fire- resistive protection of openings is first required to the location on property whichever is the least restrictive. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 7: Classification and General Requirement of All Buildings by Use or Occupancy Section 708. Minimum Requirements of Group A Dwellings Dwelling Location and Lot Occupancy The dwelling shall occupy not more than ninety percent of a corner lot and eighty percent of an inside lot, and subject to the provisions on Easements of Light and View of the Civil Code of Philippines, shall be at least 2 meters from the property line. Light and Ventilation Every dwelling shall be so constructed and arranged as to provide adequate light and ventilation as provided under Section 805 to Section 811, of this Code. Sanitation Every dwelling shall be provided with at least one sanitary toilet and adequate washing and drainage facilities. Foundation Footings shall be of sufficient size and strength to support the load of the dwelling and shall be at least 250 millimeters thick and 600 millimeters below the surface of the ground. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 7: Classification and General Requirement of All Buildings by Use or Occupancy Section 708. Minimum Requirements of Group A Dwellings Post The dimensions of wooden posts shall be those found in Table 708-A: Dimensions of Wooden Posts (Annex B-1). Each post shall be anchored to such footing by straps and bolts of adequate size. Floor The live load of the first floor shall be at least 200 kilograms per square meter and for the second floor, at least 150 kilograms per square meter. Roof The wind load for roofs shall be at least 120 kilograms per square meter for vertical projection. Stairs Stairs shall be at least 750 millimeters in clear width, with a rise of 200 millimeters and a minimum run of 200 millimeters. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 7: Classification and General Requirement of All Buildings by Use or Occupancy Section 708. Minimum Requirements of Group A Dwellings Entrance and Exit There shall be at least one entrance and another one for exit. Electrical Requirements All electrical installation shall conform to the requirements of the Philippine Electrical Code. Mechanical Requirements Mechanical systems and/or equipment installation shall be subject to the requirement of the Philippine Mechanical Engineering Code. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 8: Light and Ventilation Section 801. General Requirements of Light and Ventilation Subject to the provisions of the Civil Code of the Philippines on Easements of Light and View, and to the provisions of this part of the Code, every building shall be designed, constructed, and equipped to provide adequate light and ventilation. All buildings shall face a street or public alley or a private street which has been duly approved. No building shall be altered nor arranged so as to reduce the size of any room or the relative area of windows to less than that provided for buildings under this Code, or to create an additional room, unless such additional room conforms to the requirements of this Code. No building shall be enlarged so that the dimensions of the required court or yard would be less than that prescribed for such building. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 8: Light and Ventilation Section 802. Measurement of Site Occupancy The measurement of site occupancy or lot occupancy shall be taken at the ground level and shall be exclusive of courts, yards, and light wells. Courts, yards, and light wells shall be measured clear of all projections from the walls enclosing such wells or yards with the exception of roof leaders, wall copings, sills, or steel fire escapes not exceeding 1.20 meters in width. Section 803. Percentage of Site Occupancy Minimum site occupancy shall be governed by the use, type of construction, and height of the building and the use, area, nature, and location of the site; and subject to the provisions of the local zoning requirements and in accordance with the rules and regulations promulgated by the Secretary. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 8: Light and Ventilation Section 804. Size and Dimensions of Court Minimum size of courts and their least dimensions shall be governed by the use, type of construction, and height of the building as provided in the rules and regulations promulgated by the Secretary, provided that the minimum horizontal dimension of court shall be not less than 2.00 meters. All inner courts shall be connected to a street or yard, either by a passageway with a minimum width of 1.20 meters or by a door through a room or rooms. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 8: Light and Ventilation Section 805. Ceiling Heights Habitable rooms provided with artificial ventilation shall have ceiling heights not less than 2.40 meters measured from the floor to the ceiling; Provided that for buildings of more than one- storey, the minimum ceiling height of the first storey shall be 2.70 meters and that for the second storey 2.40 meters and succeeding storeys shall have an unobstructed typical head-room clearance of not less than 2.10 meters above the finished floor. Above stated rooms with a natural ventilation shall have ceiling heights not less than 2.70 meters. Mezzanine floors shall have a clear ceiling height not less than 1.80 meters above and below it. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 8: Light and Ventilation Section 807. Size and Dimensions of Rooms Minimum sizes of rooms and their least horizontal dimensions shall be as follows: 1. Rooms for Human Habitations – 6.00 square meters with a least dimension of 2.00 meters; 2. Kitchens – 3.0 square meters with a least dimension of 1.50 meters; 3. Bath and toilet – 1.20 square meters with a least dimension of 0.90 meter. Section 808. Window Openings Every room intended for any use, not provided with artificial ventilation system as herein specified in this Code, shall be provided with a window or windows with a total free area of openings and equal to at least ten percent of the floor area of room, and such window shall open directly to a court, yard, public street or alley, or open water courses. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 8: Light and Ventilation Section 809. Vent Shafts Ventilation or vent shafts shall have a horizontal cross-sectional area of not less than 0.10 square meter for every meter of height of shaft but in no case shall the area be less than 1.00 square meter. No vent shaft shall have its least dimension less than 600 millimeters. Skylights – Unless open to the outer air at the top for its full area, vent shaft shall be covered by a skylight having a net free area or fixed louver openings equal to the maximum required shaft area. Air ducts shall open to a street or court by a horizontal duct or intake at a point below the lowest window opening. Such duct or intake shall have a minimum unobstructed cross-sectional area of not less than 0.30 square meter with a minimum dimension of 300 millimeters. The openings to the duct or intake shall be not less than 300 millimeters above the bottom of the shaft and the street surface or level of court, at the respective ends of the duct or intake. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 8: Light and Ventilation Section 810. Ventilation Skylight Skylights shall have a glass area not less than that required for the windows that are replaced. They shall be equipped with movable sashes or louvers with an aggregate net free area not less than that required for openable parts in the window that are replaced or provided with approved artificial ventilation of equivalent effectiveness. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 8: Light and Ventilation Section 811. Artificial Ventilation Whenever artificial ventilation is required, the equipment shall be designed and constructed to meet the following minimum requirements in air changes: 1. For rooms entirely above grade and used for office, clerical, or administrative purposes, or as stores, sales rooms, restaurants, markets, factories, workshops, or machinery rooms, not less than three changes of air per hour shall be provided. 2. For rooms entirely above grade and used as bakeries, hotel or restaurant kitchens, laundries other than accessory to dwellings, and boiler rooms – not less than ten changes of air per hour shall be provided. 3. For auditorium and other rooms used for assembly purposes, with seats or other accommodations – not less than 0.30 cubic meter of air per minute shall be supplied for each person. 4. For wards and dormitories of institutional buildings – not less than 0.45 cubic meter of air per minute shall be supplied for each person accommodated. WEEK 5 MODULE: P.D. 1096 ARC1426: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER References Presidential Decree No. 1096: National Building Code of the Philippines https://www.dpwh.gov.ph/dpwh/references/laws_codes_orders/national_law  ________________________________________ ARC1448: PROFESSIONAL PRACTICE 1 P.D. 1096: National Building Code of the Philippines, Chapters 1 - 6 WEEK 3 MODULE ________________________________________ PROFESSIONAL PRACTICE 1 CLUSTER WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 Known as the “National Building Code of the Philippine” The policy of the State to safeguard life, health, property, and public welfare, consistent with the principles of sound environmental management and control; to provide for all buildings and structures, a framework of minimum standards and requirements to regulate and control their location, site, design, quality of materials, construction, use, occupancy, and maintenance. Promulgated on 19 February 1977 Superseded R.A. 6541, entitled “An Act to Ordain and Institute a National Building Code of the Philippines” WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 1: General Provisions Section 103. Scope and Application The provisions of this Code shall apply to the design, location, siting, construction, alteration, repair, conversion, use, occupancy, maintenance, moving, demolition of, and addition to public and private buildings and structures, except traditional indigenous family dwellings as defined herein. Buildings and/or structures constructed before the approval of this Code shall not be affected thereby except when alterations, additions, conversions or repairs are to be made therein in which case, this Code shall apply only to portions to be altered, added, converted or repaired. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 2: Administration and Enforcement Section 205. Building Officials Except as otherwise provided herein, the Building Official shall be responsible for carrying out the provisions of this Code in the field as well as the enforcement of orders and decisions made pursuant thereto. Due to the exigencies of the service, the Secretary may designate incumbent Public Works District Engineers, City Engineers and Municipal Engineers to act as Building Officials in their respective areas of jurisdiction. The designation made by the Secretary under this Section shall continue until regular positions of Building Official are provided or unless sooner terminated for causes provided by law or decree. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 2: Administration and Enforcement Section 206. Qualifications of Building Officials No person shall be appointed as a Building Official unless he possesses the following qualifications: 1. A Filipino citizen and of good moral character. 2. A duly registered architect or civil engineer. 3. A member of good standing of a duly accredited organization of his profession for not less than two years. 4. Has at least five years of diversified and professional experience in building design and construction. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 2: Administration and Enforcement Section 207. Duties of a Building Official In his respective territorial jurisdiction, the Building Official shall be primarily responsible for the enforcement of the provisions of this Code as well as of the implementing rules and regulations issued therefor. He is the official charged with the duties of issuing building permits. In the performance of his duties, a Building Official may enter any building or its premises at all reasonable times to inspect and determine compliance with the requirements of this Code, and the terms and conditions provided for in the building permit as issued. When any building work is found to be contrary to the provisions of this Code, the Building Official may order the work stopped and prescribe the terms and/or conditions when the work will be allowed to resume. Likewise, the Building Official is authorized to order the discontinuance of the occupancy or use of any building or structure or portion thereof found to be occupied or used contrary to the provisions of this Code. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 2: Administration and Enforcement Section 208. Fees Every Building Official shall keep a permanent record and accurate account of all fees and other charges fixed and authorized by the Secretary to be collected and received under this Code. Subject to existing budgetary, accounting and auditing rules and regulations, the Building Official is hereby authorized to retain not more than twenty percent of his collection for the operating expenses of his office. The remaining eighty percent shall be deposited with the city or municipal treasurer and shall accrue to the General Fund of the province, city or municipality concerned. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 2: Administration and Enforcement Section 209. Exemption Public buildings and traditional indigenous family dwellings shall be exempt from payment of building permit fees. The term “traditional indigenous family dwelling” means a dwelling intended for the use and occupancy by the family of the owner only and constructed of native materials such as bamboo, nipa, logs, or lumber, the total cost of which does not exceed fifteen thousand pesos. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 3: Permits and Inspection Section 301. Building Permits No person, firm or corporation, including any agency or instrumentality of the government shall erect, construct, alter, repair, move, convert or demolish any building or structure or cause the same to be done without first obtaining a building permit therefor from the Building Official assigned in the place where the subject building is located or the building work is to be done. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 3: Permits and Inspection Section 302. Application for Permits In order to obtain a building permit, the applicant shall file an application therefor in writing and on the prescribed form from the Office of the Building Official. Every application shall provide at least the following information: 1. A description of the work to be covered by the permit applied for; 2. Certified true copy of the TCT covering the lot on which the proposed work is to be done. If the applicant is not the registered owner, in addition to the TCT, a copy of the contract of lease shall be submitted; 3. The use or occupancy for which the proposal work is intended; 4. Estimated cost of the proposed work. To be submitted together with such application are at least five sets of corresponding plans and specifications prepared, signed and sealed by a duly registered mechanical engineer in case of mechanical plans, and by a registered electrical engineer in case of electrical plans, except in those cases exempted or not required by the Building Official under this Code. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 3: Permits and Inspection Section 304. Issuance of Building Permit When satisfied that the work described in an application for building permit and the plans and specifications submitted therewith, conform to the requirements of this Code and other pertinent rules and regulations, the Building Official shall, within fifteen days from payment of the required fees by the applicant, issue the building permit applied for. Section 305. Validity of Building Permit A building permit issued under the provisions of this Code shall expire and become null and void if the building or work authorized therein is not commenced within a period of one year from the date of such permit, or if the building or work so authorized is suspended or abandoned at any time after it has been commenced, for a period of 120 days. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 3: Permits and Inspection Section 306. Non-Issuance, Suspension or Revocation of Building Permits The Building Official may order or cause the non-issuance, suspension or revocation of building permits on any or all of the following reasons or grounds: a. Errors found in the plans and specifications; b. Incorrect or inaccurate data or information supplied; c. Non-compliance with the provisions of this Code or of any rule or regulation. Notice of non-issuance, suspension or revocation of building permits shall always be made in writing, stating the reason or grounds therefor. Section 307. Appeal Within fifteen (15) days from the date of receipt of advice of the non-issuance, suspension or revocation of permits, the applicant/permittee may file an appeal with the Secretary who shall render his decision within fifteen days from date of receipt of notice of appeal. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 3: Permits and Inspection Section 308. Inspection and Supervision of Work The owner of the Building who is issued or granted a building permit under this Code shall engage the services of a duly licensed architect or civil engineer to undertake the full time inspection and supervision of the construction work. Such architect or civil engineer may or may not be the same architect or civil engineer who is responsible for the design of the building. Section 309. Certificate of Occupancy No building or structure shall be used or occupied and no change in the existing use or occupancy classification of a building or structure or portion thereof shall be made until the Building Official has issued a Certificate of Occupancy therefor as provided in this Code. A Certificate of Occupancy shall be issued by the Building Official within thirty (30) days if after final inspection and submittal of a Certificate of Completion referred to in the preceding Section, it is found that the building or structure complies with the provisions of this Code. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 4: Types of Construction Section 401. Types of Construction 1. Type I – Type I buildings shall be of wood construction. The structural elements may be any of the materials permitted by this Code. 2. Type II – Type II buildings shall be of wood construction with protective fire-resistant materials and one-hour fire-resistive throughout: Except, that permanent non-bearing partitions may use fire-retardant treated wood within the framing assembly. 3. Type III – Type III buildings shall be of masonry and wood construction. Structural elements may be any of the materials permitted by this Code: Provided, that the building shall be one- hour fire-resistive throughout. Exterior walls shall be of incombustible fire-resistive construction. 4. Type IV – Type IV buildings shall be of steel, iron, concrete, or masonry construction. Walls, ceilings, and permanent partitions shall be of incombustible fire-resistive construction: Except, that permanent non-bearing partitions of one-hour fire-resistive construction may use fire- retardant treated wood within the framing assembly. 5. Type V – Type V buildings shall be fire-resistive. The structural elements shall be of steel, iron, concrete, or masonry construction. Walls, ceilings, and permanent partitions shall be of incombustible fire-resistive construction. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 5: Requirement for Fire Zones Section 501. Fire Zones Defined Fire zones are areas within which only certain types of buildings are permitted to be constructed based on their use or occupancy, type of construction, and resistance to fire. Section 502. Buildings located in more than One Fire Zone A building or structure which is located partly in one fire zone and partly in another shall be considered to be in the more highly restrictive fire zone, when more than one-third of its total floor area is located in such zone. Section 503. Moved Building Any building or structure moved within or into any fire zone shall be made to comply with all the requirements for buildings in that fire zone. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 5: Requirement for Fire Zones Section 504. Temporary Building Temporary buildings such as reviewing stands and other miscellaneous structures conforming to the requirements of this Code, and sheds, canopies and fences used for the protection of the public around and in conjunction with construction work, may be erected in the fire zones by special permit from the Building Official for a limited period of time, and such buildings or structures shall be- completely removed upon the expiration of the time limit stated in such permits. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 6: Fire-Resistive Requirements in Construction Section 601. Fire-Resistive Rating defined Fire-resistive rating means the degree to which a material can withstand fire as determined by generally recognized and accepted testing methods. Section 602. Fire-Resistive Time Period Rating Fire-resistive time period rating is the length of time a material can withstand being burned which may be one-hour, two-hours, three-hours, four-hours, etc. Section 603. Fire-Resistive Standards All materials of construction, and assemblies or combinations thereof shall be classified according to their fire-retardant or flame-spread ratings as determined by general accepted testing methods and/or by the Secretary. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER Presidential Decree (P.D.) 1096 CHAPTER 6: Fire-Resistive Requirements in Construction Section 604. Fire-Resistive Regulations The Secretary shall prescribe standards and promulgate rules and regulations on the testing of construction materials for flame-spread characteristics, tests on fire damages, fire tests of building construction and materials, door assemblies and tinclad fire doors and window assemblies, the installation of fire doors and windows and smoke and fire detectors for fire protective signaling system, application and use of controlled interior finish, fire-resistive protection for structural members, fire-resistive walls and partitions, fire-resistive floor or roof ceiling, fire-resistive assemblies for protection of openings and fire-retardant roof coverings. WEEK 3 MODULE: P.D. 1096 ARC1448: PROFESSIONAL PRACTICE 1 ___________________________________________________________________________________________________________ PROFESSIONAL PRACTICE CLUSTER References Presidential Decree No. 1096: National Building Code of the Philippines https://www.dpwh.gov.ph/dpwh/references/laws_codes_orders/national_law