National building code of the philippines 2011 pdf


 

WHEREAS, while there is Republic Act No. , entitled "An Act to. Ordain and Institute a National Building Code of the Philippines", the same does not. REGULATIONS. OF THE. NATIONAL BUILDING CODE. OF THE PHILIPPINES. ( PD ). OFFICIAL TEXT. REVISED EDITION. INCLUDES. • NBCDO. Implementing Rules and Regulations of the National Building Code of the Philippines (PD). It appears your Web browser is not configured to display PDF.

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National Building Code Of The Philippines 2011 Pdf

Full text of the National Building Code of the Philippines (Republic Act No. ) - Featured on the Internet by the Chan Robles Virtual Law Library. structure as provided for in the National Building Code; building rules and . National Building Code PD - nvrehs.info . Emerging Issues Download as PPTX, PDF, TXT or read online from Scribd . RA entitled An Act to Ordain and Institute a National Building Code of the Philippines was passed by the defunct congress in .. _LFD_Retaining_Walls_Sept_ .pdf.

Rogelio L. Tolentino of the MMDA on August 31, ; WHEREAS, Section b of the National Building Code states that "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. When used in these Implementing Guidelines, the following terms shall have the following meanings: 1. Advertisement shall mean the act of advertising, giving notice or calling the attention of the public thru the use of posters, banners, billboards or any advertising signs. Advertising Sign shall mean a sign that directs attention to a business, profession, commodity, service or entertainment conducted, sold or offered at a place other than where the business, profession, etc. Billboard shall mean a panel for posting bills or posters. Building shall mean a three-dimensional physical development erected within a lot or property or any combination of or all of its three different levels at grade, below grade, above grade. Business Sign shall mean an accessory sign that directs attention to a profession, business, commodity, service or entertainment. Business Sign may be On-Premise, when the Sign is placed on the location where the profession, business, commodity, service or entertainment is conducted, sold or offered or Off-Premise, when the Sign is placed in a location other than where the profession, business, commodity, service or entertainment is conducted, sold or offered. Carriageway shall mean that part of the road-right-of-way, railroad-right-of-way, and water-right-of-way reserved for the passage of motorized traffic and other transportation conveyances. Covered Area shall have the meaning ascribed thereto in Section 2 of these Implementing Guidelines. Display Sign shall mean any material, device or structure that is arranged, intended, designed, or used as an advertisement, announcement or directory that includes a sign, sign screen, billboard or advertising device of any kind. Display Surface shall mean the entire area enclosed by the extreme limits or perimeter of a Sign. Electrical Sign shall mean any sign which has characters, letters, figures, designs, faces, backgrounds or outline illuminated by incandescent or fluorescent lamps or luminous tubes as part of the sign proper.

Group F Occupancies shall include: Ice plants, power plants, pumping plants, cold storage, and creameries; factories and workshops using incombustible and non-explosive materials; and storage and sales rooms of incombustible and non-explosive materials. Group G Occupancies shall include: Division 1 - Storage and handling of hazardous and highly flammable or explosive materials other than flammable liquids; Division 2 - Storage and handling of flammable liquids; dry cleaning plants using flammable liquids; paint stores with bulk handling; paint shops and spray painting rooms, and shops; Division 3 - Wood working establishments, planning mills and box factories, shops factories where loose, combustible fibers or dust are manufactured, processed or generated; warehouses where highly combustible material is stored; Division 4 - Repair garages; and Division 5 - Aircraft repair hangars.

Group H Occupancies shall include: Division 1 - Any assembly building with a stage and an occupant load of less than in the building; Division 2 - Any assembly building without a stage and having an occupant load of or more in the building; Division 3 - Any assembly building without a stage and having an occupant load of less than in the building, including such buildings used for school purposes less than eight hours per week; and Division 4 - Stadiums, reviewing stands, amusement park structures not included within Group I or Divisions 1, 2, and 3, Group H Occupancies.

Group I Occupancies shall be any assembly building with a stage and an occupant load of or more in the building. Group J Occupancies shall include: Division 1 - Private garages, carports, sheds, and agricultural buildings; Division 2 - Fences over 1. Any other occupancy not mentioned specifically in this Section, or about which there is any question, shall be included in the Group which its use most nearly resembles based on the existing or proposed life and fire hazard.

When a building is used for more than one occupancy purposes, each part of the building comprising a distinct "Occupancy" shall be separated from any other occupancy.

When a building is used for more than one occupancy purpose, it shall be subject to the most restrictive requirements for the occupancies concerned: Except, - 1 When a one-story building houses more than one occupancy, each portion of the building shall conform to the requirements for the occupancy housed therein, and the area of the building shall be such that the sum of the actual areas divided by the allowable area for each separate occupancy shall not exceed one; and 2 Where minor accessory uses do not occupy more than 10 per cent of the area of any floor of a building, nor more than 10 per cent of the basis are permitted in the occupancy requirements.

The major use of the building shall determine the occupancy classification provided the uses are separated in accordance with requirements for occupancy separation. Occupancy separations shall be vertical or horizontal or both, or when necessary, of such other form as may be required to afford a complete separation between the various occupancy divisions in the building. All openings in such a separations shall be protected a fire assembly having a one-hour fire-resistive rating.

All openings in such separation shall be protected by a fire assembly having a one and one-half-hour fire-resistive rating. All openings in walls forming such separation shall be protected by a fire assembly having a three-hour fire-resistive rating. The total width of all openings in any three-hour fire-resistive occupancy separation wall in any one-story shall not exceed 25 per cent of the length of the wall in that story and no single opening shall have an area greater than All openings in floors forming a "Three-Hour Fire-Resistive Occupancy Separation" shall be protected by vertical enclosures extending above and below such openings.

The walls of such vertical enclosures shall be of not less than ten-hours fire-resistive construction, and all openings therein shall be protected by a fire assembly having one and one-half-hour fire-resistive rating. Occupancy separations shall be provided between various groups, subgroupings, or divisions of occupancies.

The Secretary shall promulgate rules and regulations for appropriate occupancy separations in buildings of mixed occupancy: Provided, That where any occupancy separation is required, the minimum shall be a "One-Hour Fire-Resistive Occupancy Separation"; and where the occupancy separation is horizontal, structural members supporting the separation shall be protected by equivalent fire-resistive construction.

Buildings shall adjoin or have access to a public space, yard, or street on not less than one side. Required yards shall be permanently maintained. 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 be not less than 75 centimeters 30 inches from the side and rear and rear property lines. Exterior walls shall have fire resistance and opening protection in accordance with requirements set by the Secretary. Projections beyond the exterior wall shall not extend beyond a point one-third the distance to the property line from an exterior wall; or a point one-third the distance from an assumed vertical plane located where fire-resistive protection of openings is first required due to location on property, whichever is the least restrictive.

Distance shall be measured at right angles from the property line. When openings in exterior walls are required to be protected due to distance from property line, the sum of the area of such openings shall not exceed 50 per cent of the total area of the wall in each story. In every building more than two stories in height, one stairway shall extend to the roof surface, unless the roof has a slope greater than 1 in 3.

Every required stairway shall have a headroom clearance of not less than2. Such clearance shall be established by measuring vertically from a plane parallel and tangent to the stairway tread nosing to the soft above all points. A ramp conforming to the requirements of this Code may be used as an exit. The width of ramps shall be as required for corridors. If conforming to the provisions of this Code, a horizontal exit may be required exit.

All openings in a separation wall shall be protected by a fire assembly having a fire-resistive rating of not less than one hour. A horizontal exit shall lead into a floor area having capacity for an occupant load not less than the occupant load served by such exit. The capacity shall be determined by allowing 0.

The dispersal area into which the horizontal exit leads shall be provided with exits as required by this Code. Every interior stairway, ramp, or escalator shall be enclosed as specified in this Code: Except, That in other than Group D Occupancies, an enclosure will not be required for a stairway, ramp, or escalator serving only one adjacent floor and connected with corridors or stairways serving other floors.

Stairs in Group A Occupancies need not be enclosed.

REPUBLIC ACT NO. 6541 (National Building Code of the Philippines)

There shall be no openings into exit enclosures except exit doorways and openings in exterior walls. All exit doors in an exit enclosure shall appropriately be protected. Enclosed corridors or passageways are not required from unenclosed stairways. A smoke enclosure shall consist of a continuous stairway enclosed from the highest point top the lowest point by walls of two-hour fire-resistive construction.

In buildings five stories or more in height, one of the required exits shall be smokeproof enclosure. There shall be no openings directly into the interior of the building. Access shall be through a vestibule with one wall at 50 per cent open to the exterior and having an exit door from the interior of the building and an exit door leading to the smokeproof enclosure. In lieu of a vestibule, access may be by way of an open exterior balcony of incombustible materials.

The opening from the vestibule or balcony to the stair tower shall be protected a self-closing fire assembly having a one-hour fire-resistive rating. The exit passageway shall be without other openings and shall have walls, floors, and ceilings of two-hour exit resistance. Every exit shall discharge into a public way, exit court, or exit passageway.

Every exit court shall discharge into a public way or exit passageway. Passageways shall be without openings other than required exits and shall have walls, floors, and ceilings of the building but shall be not less than one-hour fire-resistive construction.

Every exit court and exit passageway shall be at least as wide as the required total width of the tributary exits, such as required width being based on the occupant load served. The required width of exit courts or exit passageways shall be unobstructed except as permitted in corridors.

At any point where the width of an exit court is reduced from any cause, the reduction in width shall be affected gradually by a guardrail at least 90 centimeters 3 feet in height. The guardrail shall make an angle of not more than 30 degrees with the exit court. The slope of exit courts shall not exceed 1 in The slope of exit passageways shall not exceed 1 in 8.

Every exit court shall be provided with exits as required by this Code. All openings into an exit court less than 3. Except, That openings more than 3. Exits shall be illuminated at any time the building is occupied with light having an intensity of not less than one-foot candle at floor level: Except, That for Group A Occupancies the exit illumination shall be provided with separate circuits or separated sources of power but not necessarily separate from exit signs when these are required for exit sign illumination.

Every portion of every building in which are installed seats, tables, merchandise, equipment, or similar materials shall be provided with aisles leading to an exit.

Every aisle shall be not less than 90 centimeters 3 feet wide if serving only one side, and not less than 1. With continental spacing, side aisle shall be not less than 1. In area occupied by seats and in Group H and I Occupancies without seats, the line of travel to an exit door by an aisle shall not be not more than With standard spacing, as specified in this Code, aisles shall be so located that there will be not more than six intervening seats between any seat and the nearest aisle.

With continental spacing, the number of intervening seats may be increased to 29 where exit doors are provided along each aisle of the row of seats at the rate of one pair of exit doors for five rows of seats. Such exit doors shall provide a minimum clear width of 1. Aisles shall terminate in a cross aisle, foyer, or exit. The width of the cross aisle shall be not less than the sum of the required width of the widest aisle plus 50 per cent of the total required width of the remaining aisle leading thereto.

Vomitories connecting the foyer or main exit with the cross aisles shall have a total width not less than the sum of the required width of the widest aisles leading thereto plus 50 per cent of the total required width of the remaining aisles leading thereto. The slope portion of aisles shall not exceed 1 in 8. With standard seating the spacing of rows of seats from back-to-back shall be not less than 84 centimeters 2 feet, 9 inches , nor shall less than 69 centimeters 2 feet, 3 inches plus the sum of the thickness of the back and inclination of the back.

Automatic or self-rising seats shall be measured in the seat-up position, other seats shall be measured in the seat-down position. With continental seating, the spacing of rows of unoccupied seats shall provide a clear width measured horizontally, as follows: The width of any seat shall not less than 45 centimeters 1 foot, 6 inches.

Except in Group A Occupancies, every boiler room and every room containing an incinerator or L-P Gas or liquid fuel-fired equipment shall be provided with at least two means of egress, one of which may be a ladder. All interior openings shall be protected as set by internationally recognized and accepted practice for dual purpose fire exit doors.

Film laboratories, projection rooms, and nitro-cellulose processing rooms shall have not less than two exits. Stands employing combustible framing shall be limited to 11 rows or 2. The minimum unit live load for reviewing stands, grandstands, and bleachers shall be kilograms per square meter pounds per square foot of horizontal projection for the structure as a whole.

Seat and footboards shall be The sway force, applied to seats, shall be Sway forces need not be applied simultaneously with other lateral forces. The minimum spacing of rows of seats measured from back-to-back shall be: There shall be a space of not less than 30 centimeters 12 inches between the back of each seat and front of the seat immediately behind it.

The maximum rise from one row of seats to the next shall not exceed 40 centimeters 16 inches. For determining the seating capacity of a stand, the width of any seat shall be not less than 45 centimeters 18 inches nor more than 48 centimeters 19 inches.

The number of seats between any seats and an aisle shall not be greater than 15 for open air stands with seats without backrests; 9 for open air stands with seats having backrest in buildings, and 6 for seats with backrest in building. Aisles shall be provided in all stands: Except, That aisles may be omitted when all the following conditions exists: Seats are without backrest; the rise from row to row does not exceed 30 centimeters 12 inches per row; the number of rows does not exceed 11 in height; the top seating board is not over 3.

No obstruction shall be placed in the required width of any aisle or exitway. When an aisle is elevated more than 20 centimeters 8 inches above grade, the aisle shall be provided with a stairway or ramp whose width is not less than the width of the aisles. No vertical aisle shall have a dead and more than 16 rows in depth regardless of the number of exits required.

Aisles shall have a minimum width of 1. The requirements in this Code shall apply to all stairs and ramps except for portions that pass through the seating area. The maximum rise of treads shall not exceed 20 centimeters 8 inches and the minimum width of the run shall be 28 centimeters 11 inches. The slope of ramp shall be of approved nonslip material. A ramp with a slope exceeding 1 in 10 shall have handrails.

Stairs for stands shall have handrails.

Handrails shall conform to the requirements of this Code. Where only sections of stands are used, guardrails shall be provided as required in this Code. Except, That the height may be reduced to 90 centimeters 3 feet for guardrails located in front of the grandstand.

The intervening space shall have one additional rail midway in the opening: Except, That railings may be omitted when stands are placed directly against a wall or fence giving equivalent protection; stairs and ramps shall be provided with guardrails. Handrails at the front of stands and adjacent to an aisle shall be designed at resist a load of 74 kilograms per linear meter 50 pounds per linear foot applied at the top rail. Other handrails shall be designed at resist a load of 9 kilograms 20 pounds.

Footboards shall be provided for all rows of seats above the third row, or beginning at such point where the seating plank is more than 60 centimeters 2 feet above grade. The line of travel to an exit shall be not more than For stands with seats without backrests this distance may be measured by direct line from a seat to the exit from the stand.

An aisle may be considered as only one exit unless it is continuous at both ends to a legal building exit or to a safe dispersal area. A stand with the first seating board not more than 50 centimeters 20 inches above grade of floor may be considered to have two exits when the bottom of the stands is open at both ends.

Every stand or section of a stand within a building shall have at least two means of egress when the stand accommodates more than 50 persons. Every open air stand having seats without backrest shall have at least two means of egress when the stand accommodates more than persons. Three exits shall be required for stands within a building when there are more than occupants within a stands, and for open air stands with seats without backrests where a stand or section of a stand accommodates more than occupants.

Four exits shall be required when a stand or section of stand accommodates more than occupants.

THE NATIONAL BUILDING CODE OF THE PHILIPPINES[1]

Except, That for an open air stand with seats without backrest four exits need not be provided unless there are accommodations for more than occupants. The total width of exits in meters shall be not less than the total occupant load served divided by by 50 in feet: Except, that for open air stands with seats without backrests the total width of exits in meters shall be not less than the total occupant load served divided by in feet when exiting by stairs, and divided by by in feet when exiting by ramps or horizontally.

When both horizontal and stair exits are used, the total width of exits shall be determined by using both figures as applicable. No exit shall be less than 1. Exits shall be arranged a reasonable distance apart.

When but two exits are provided, they shall be spaced not less than one-fifth of the perimeter apart.

Chairs and benches used on raised stands shall be secured to the platform upon which they are placed: Except, That when less than 25 chairs are used upon a single raised platform the fastening of seats to the platform may be omitted. When more than loose chairs are used in connection with athletic events, chairs shall be fastened together in groups of not less than three, and shall be tied or staked to the ground.

Each safe dispersal area shall have at least two exits. If more than persons are to be accommodated within such an area, there shall be a minimum of three exits, and for more than persons there shall be a minimum of four exits. The aggregate clear width of exits from a safe dispersal area shall be determined on the basis of not less than one exit unit 56 centimeters 22 inches for each persons to be accommodated and no exit shall be less than 1.

Building Codes

Exits shall be a reasonable distance apart but shall be spaced not less than one-fifth of the perimeter of the area apart from each other. Frames of skylights shall be designed to carry loads required for roofs. All skylights, the glass of which is set an angle of less than 45 degrees from the horizontal, if located above the first story, shall be at least 10 centimeters 4 inches above the roofs. Curbs on which the skylight rests shall be constructed of incumbustible materials except for Type I or II constructions.

Corrugated wired glass may have supports 1. All glass in skylights shall be wire glass: Except, That skylights over vertical shafts extending through two or more stories shall be glazed with plain glass as specified in this Code: Provided, That wire glass may be used if ventilation equal to not less than one-eighth the cross-sectional area of the shaft but never less than 1.

Any glass not wire glass shall be protected above and below with a screen constructed of wire not smaller than 12 U. The screen shall be substantially supported below the glass. The use of wood in the frames of skylights will be permitted in greenhouses outside of highly restrictive Fire Zones if the height of the skylights does not exceeds 6.

Any such glass over square centimeters 16 square inches in area shall have wire mesh embedded in the same or shall be provided with a wire screen underneath as specified for skylights in this Code. All portions of the floor lights or sidewalk lights shall be of the same strength as required for floor or sidewalk lights shall be of the same strength as construction, except in cases where the floor is surrounded by a railing not less than 1.

The roof covering of a bay or oriel window shall conform to the requirements of the roofing of the main roof. Exterior balconies attached to or supported by walls required to be of masonry, shall have brackets or beams constructed of incombustible materials.

Railings shall be provided for balconies, landings, or porches, which are more than 75 centimeters 2 feet, 6 inches above grade.

Philippines | Factsheets | nvrehs.info

No penthouse or other projection above the roof when used as an enclosure for tanks or elevators which run to the roof and in all other cases shall be not extend more than 3. No penthouse, bulkhead, or any other similar projection above the roof shall be used for purposes other than shelter of mechanical equipment or shelter of vertical shaft openings in the roof.

A penthouse or bulkhead used for purposes other than that allowed by this Section shall conform to the requirements of this Code for an additional story. Roof structures constructed with walls, floors, and roof as required for the main portion of the building except in the following cases: The above restriction shall not prohibit the placing of wood flagpoles or similar structures on the roof of any building.

Towers or spires when closed shall have exterior walls as required for the building to which they are attached.

Towers not enclosed and which extend more than No tower or spire shall occupy more than one-fourth of the street frontage of any building to which is attached and in no case shall the base area exceed square meters square feet unless it conforms entirely to the type of construction requirements of the building to which it is attached and is limited in height as a main part of the building.

If the area of the tower or spire exceeds The roof covering of the spires shall be as required for the main roof of the roof of the rest of the structure. Skeleton towers used as radio masts, neon signs, or advertisement frames and placed on the roof of any building shall be constructed entirely of incombustible materials when more than 7. No such skeleton towers shall be supported on roofs of combustible framings.

They shall be design to withstand a wind load from any direction in addition to any other loads. Chimneys shall be designed, anchored, supported, reinforced, constructed, and installed in accordance with generally accepted principles of engineering.

Every chimney shall be capable of producing a draft at the appliance not less than the required for the safe operation of the appliance connected thereto. No chimney shall support any structural load than its own weight unless it is designed to act as a supporting member. Chimneys in an wood-framed building shall be anchored laterally at the ceiling and each floor line which is more than 1. Every masonry chimneys shall have walls of masonry units, bricks, stones, listed masonry units, reinforced concrete or equivalent solid thickness of hollow masonry and lined with suitable liners in accordance with the following requirements: Masonry chimneys shall be constructed of masonry units or reinforced concrete with walls not less than 10 centimeters 4 inches thick or rubble stone masonry not less than 30 centimeters 12 inches thick.

The chimney linear shall be in accordance with this Code. Masonry chimneys shall be constructed of masonry units or reinforced concrete with walls not less than 20 centimeters 8 inches thick except that rubbles stone masonry shall be not less than 30 centimeters 12 inches thick.

The chimneys linear shall be in accordance with this Code. Masonry chimneys for medium-heat appliances shall be constructed of solid masonry units of reinforced concrete not less than 20 centimeters 8 inches thick, except that stone masonry shall be not at less than 30 centimeters 12 inches thick and, in addition shall be lined with not less than 10 centimeters 4 inches of firebrick laid in a solid bed of fire clay mortar with solidity filled head, bed, and wall joints, starting not less than 60 centimeters 2 feet below the chimney connector entrance and extending for a distance of at least 7.

Chimneys extending 7. Masonry chimneys for high-heat appliances shall be constructed with double walls of sold masonry units of reinforced concrete not less than 20 centimeters 8 inches in thickness, with an air space of not less than 5 centimeters 2 inches between walls. The inside of the interior walls shall be of firebrick not less than 10 centimeters 4 inches in thickness laid in a solid bid of fire clay mortar with solidly filled head, bed and wall joints.

Chimneys for incinerators installed in multi-story buildings using the chimney passageway as a refuse chute where the horizontal grate area of combustion chamber does not exceed 0.

If the grate area of such an incinerator exceeds 0. Masonry chimneys for commercial and industrial-type incinerators of a size designed for not more than kilograms pounds or refuse per hour and having a horizontal grate area not exceeding 0. If the design capacity or grate area of such an incinerator exceed kilograms pounds per hour and 0. The lining shall extend from 20 centimeters 8 inches below the lowest inlet or, in the case of fireplaces, from the throat of the fireplace to a point above enclosing masonry walls.

Fire clay chimney linings shall be installed ahead of the construction of the chimney as it is carried up, carefully bedded one on the other in fire clay mortar, with close-fitting joints left so smooth on the inside.

Firebrick not less than 5 centimeters 2 inches thick may be used in place of fire clay chimney. No chimney passageway shall be smaller in area than the vent connection on the appliance attached thereto. Every masonry chimney shall extend at least 60 centimeters 2 feet above the part of the roof through which it passes and at least 60 centimeters 2 feet above the highest elevation of any part of a building within 3.

No masonry chimney shall be corbel from a wall more than 15 centimeters 6 inches nor shall a masonry chimney be corbeled from a wall which is less than 30 centimeters 12 inches in thickness unless it projects equally on each side of the wall.

In the second story of a two-story building of Group A Occupancy, corbeling of masonry chimneys on the exterior of the enclosing walls may equal the wall thickness. In every case the corbeling shall not exceed 2. No change in the size or shape of a masonry chimney where the chimney passes through the roof shall be made within a distance of 15 centimeters 6 inches above or below the roof joists or rafters.

When more than one passageway is contained in the same chimney, masonry separation at least 10 centimeters 4 inches thick bonded into the masonry wall of the chimney shall be provided to separate passageways. Combustible materials shall not be placed within 5 centimeters 2 inches of smoke chamber walls or masonry chimney walls when built within a structure, or with 2.

Cleanout opening shall be provided at the base of every masonry chimney. Fireplaces, barbecues, smoke chamber, and fireplace chimneys shall be of solid masonry or reinforced concrete and shall conform to the minimum requirements specified in this Code. Factory-built metal room heating stoves may be used in accordance with generally recognized engineering practices. Walls of fireplaces shall be not less than 20 centimeters 8 inches in thickness.

Walls of fireboxes shall be not less than 25 centimeters 10 inches in thickness: Except, That where a lining of firebrick is used such walls shall be not less than 20 centimeters 8 inches in thickness. The firebox shall be not less than 50 centimeters 20 inches in depth. Metal hoods used as a part of a fireplace or barbecue shall be not less than No. The hoods shall be sloped at an angle of 45 degrees or less from the vertical and shall extend horizontally at least 15 centimeters 6 inches beyond the limits of the firebox.

Metal hoods shall be kept a minimum of 40 centimeters 18 inches from combustion materials unless approved for reduced clearances. Approved metal heat circulators may be installed fireplaces. Front and side walls shall be not less than 20 centimeters 8 inches in thickness.

Smoke chamber back walls shall not be not less than 15 centimeters 6 inches in thickness. Walls of chimneys without flue lining shall be not less than 20 centimeters 8 inches in thickness.

Walls of chimneys with flue lining shall be not less than 10 centimeters 4 inches in thickness and shall not be constructed in accordance with this Code. Combustible material shall not be placed within 5 centimeters 2 inches of fireplace, smoke chamber, or chimneys walls when built entirely within a structure, or within 2.

In lieu of 2. Combustible materials shall not be placed within 15 centimeters 6 inches of the fireplace opening. No part of metal hoods used as part of a fireplace, barbecue, or heating stove shall be less than 40 centimeters 18 inches from combustible material.

This clearance may be reduced to the minimum requirements set forth in this Code. The net cross-sectional area of the flue and of the throat between the firebox and the smoke chamber of a fireplaces shall be not less than the requirements according to internationally recognized and accepted principles of engineering. Where dampers are used, they shall be of not less than No.

When fully opened, damper openings shall be not less than 90 per cent of the required flue area. When fully opened, damper blade shall not extent the line of inner face of the flue.

Masonry over the fireplace opening shall be supported by an incombustible lintel. Every fireplace shall be provided with a brick, concrete, stone, or other approved incombustible hearth slab at least 30 centimeters 12 inches wider on each side than the fireplace opening and projecting at least 30 centimeters 18 inches therefrom.

This slab shall be not less than 10 centimeters 4 inches thick and shall be supported by incombustible materials or reinforced to carry its own weight and all imposed loads. Combustible forms and centering shall be removed.

Where Required. Standard automatic fire-extinguishing systems shall comply with requirements of generally recognized and accepted practices and shall be installed in the following places: Every building six more stories in height shall be equipped with one or more dry standpipes.

Dry standpipes shall be of wrought iron or galvanized steel and together with fittings and connections shall be of sufficient strength to withstand 20 kilograms per square centimeter pounds per square inch of water pressure when ready for service, without leaking at the joints, valves, or fittings. Tests shall be conducted by the owner or his representative or contractor in the presence of a representative of the City or Municipal Fire Department whenever deemed necessary for the purpose of certification of its proper function.

Dry standpipes shall be of such size as to be capable of delivering liters gallons per minute from each of any three outlets simultaneously under the pressure created by one fire engine or pumper, based on the existing city equipment available.

The local Fire Department shall be consulted as to the proper size and threads of those connections. Every building six or more stories in height where the area of any floor above the fifth floor is square meters 10, square feet or less shall be equipped with not less than one dry standpipe and an additional standpipe shall be installed for each additional square meters 10, square feet or fraction thereof.

Standpipes shall be located within stairway landings or near such stairways as possible or immediately inside of an exterior wall and 30 centimeters 12 inches of an opening in a stairway enclosure of the balcony or vestibule of a smokeproof tower or an outside exit stairway. Subject to the provisions of subparagraph 2 , all centimeter 4-inch dry standpipes shall be equipped with a two-way Siamese fire department connection. All All Siamese inlet connections shall be located on a street front of the building and not less than 30 centimeters 12 inches nor more than 1.

All Siamese inlet connections shall be recessed in the wall or otherwise substantially protected. All dry standpipes shall be extend from the ground floor to and over the roof and shall be equipped with a 6.

All dry standpipes shall be equipped with a two-way 6. All outlets shall be equipped with gate valves with substantial chains. An iron or bronze sign with raised letters at least 2. Every Group H and I Occupancy of any height and every Group C Occupancy of two or more stories in height, whose corridors are flanked on both sides, and every Group C Occupancy of two or more stories in height, whose corridors serve only one row of rooms on one side and with an open court on the other side, and every Group B, D, E, F, and G Occupancy of three or more stories in height and every Group G and E Occupancy over square meters 20, square feet in area shall be equipped with one or more interior wet standpipes extending from the cellar or basement into the topmost story: Provided, That Group H buildings having no stage and having a seating capacity of less than need to be equipped with interior standpipes.

Interior wet standpipes shall be constructed as required for dry standpipes. Buildings of Groups H and I Occupancies shall have wet standpipe systems capable of delivering the required quantity and pressure from any two outlets simultaneously; for all other occupancies only one outlet need be figured to be at one time. In no case shall the internal diameter of a vet standpipe be less than 5 centimeters 2 inches , except when the standpipe is attached to an automatic fire-extinguishing system as set by the internationally recognized and accepted engineering practices.

The Building Official may require delivery and pressure tests on completed wet standpipe systems before approving such systems. Wet standpipes shall be so located that any portion of the can be reached therefrom with a hose not exceeding In Groups H and I Occupancies, outlets shall be located as follows: Where occupant loads are less than the above requirements may be waived: Provided, That portable fire-extinguishers of appropriate capacity and type are installed within easy access from the said locations.

In Groups B, C, D, E, F, and G Occupancies the location of all interior wet standpipes shall be in accordance with the requirements for dry standpipes: Provided, That at least one wet standpipe is installed to cover not more than square meters square feet. All interior wet standpipes shall be equipped with a 3. All hose threads in connection with the installation of such standpipes, including valves and reducing fittings, shall be uniform with that used by the local Fire Department.

All interior wet standpipes shall be connected to a street water main not less than 10 centimeters 4 inches in diameter, or when the water pressure is sufficient, to a water tank of sufficient size as provided in subparagraph 8.

When more than one interior wet standpipe is required in the building, such standpipes shall be connected at their bases or at their tops by pipes of equal size. Tanks shall have a capacity sufficient to furnish at least liters gallons per minute for a period of not less than 10 minutes. Such tanks shall be located so as to provide not less than Discharge pipes from pressure tanks shall extend 5 centimeters 2 inches into and above the bottom of such tanks.

All tanks shall be tested in place after installation and proved tightly at a hydrostatic pressure 50 per cent in excess of the working pressure required. Where such tanks are used for domestic purpose the supply pipe for such purposes shall be located at or above the center line of such tanks. Incombustible supports shall be provided for all such supply tanks and not less than centimeters 3-foot clearance shall be maintained over the top and under the bottom of all pressure tanks.

Fire pumps shall have a capacity of not less than liters gallons per minute with a pressure of not less than The source of supply for such pump shall be a street water main of not less than centimeter 4-inch diameter or a well or cistern containing a one-hour supply.

Such pumps shall be supplied with an adequate source of power of the building and shall be automatic in operation. Each hose outlet of all interior wet standpipes shall be supplied with a hose not less than 3.

Such hose shall be equipped with a suitable brass or bronze nozzle and shall be not over An approved standard form of wall hose reel or racks shall be provided for the hose and shall be located so as to make the hose readily accessible at all times and shall be recessed in the walls or protected suitable cabinets.

Basement pipe inlets shall be installed in the first floor of every store, warehouse, or factory where there are cellars or basements under same: Except, Where in such cellars or basements there is installed a fire-extinguishing system as specified in this Code, or where the cellars or basements are used for banking purposes, safe deposit vaults, or similar uses.

All basement pipe inlets shall be of cast iron, steel brass, or bronze with lids of cast brass or bronze and shall consist of a sleeve not less than 20 centimeters 8 inches in diameter through the floor extending to and flush with the ceiling below and with a top flange, recessed with an inside shoulder, to receive the lid and flush with the finish floor surface.

The lid shall be a solid casting and have a ring lift recessed on the top thereof, so as to be flush. The lid shall be installed in such a manner as to permit its removal readily from the inlet. Basement pipe inlets shall be strategically located and kept readily accessible at all times to the Fire Department.

All fire-extinguishing systems, including automatic sprinkles, wet and dry standpipes, automatic chemical extinguishers, basement pipe inlets, and the appurtenance thereto shall meet the approval of the Fire Department of the particular municipality or city as to installation and location and shall be subject to such periodic tests as may require. Five 5 sets of plans and specifications prepared. Estimated cost of proposed work 5. The use or occupancy for which the proposed work is intended.

Minor Constructions: Erection of garden walls other than party walls not exceeding 1. Addition to open terraces or patios resting directly on the ground not exceeding 20 sq.

Installation of window grills. Repair of perimeter fence and walls. Repair and replacement of deteriorated electrical wirings. Repair of non-loading bearing partition walls. Minor Repairs: Repair works no affecting any structural member.

Impact shall be considered in the design of any structure. Structural members shall be so arranged so as to create continuity. Building and all parts thereof shall be of sufficient strength to support the estimated or actual imposed dead or live loads.

Lateral Load Includes horizontal or impact forces due to seismic. Live Load The weight of all the contents and occupants of the building. Type II Buildings shall be of wood construction with protective fire-resistant materials and onehour fire resistive throughout. The structural elements may be any of the materials permitted by this Code. Type I Buildings shall be of wood construction. Type III Buildings shall be of masonry and wood construction.

Exterior walls shall be of incombustible fire-resistive construction. Structural elements may be of any materials permitted by this Code. Type IV Buildings shall be of steel. The structural elements shall be of steel. Type V Buildings shall be fire-resistive. Fire safety. Environmental safety. Sanitary and sewerage.

Electrical safety. Zoning and land use. Structural safety. Lines and grades. Mechanical safety. The building of work so authorized is suspended or abandoned. The building or work authorized therein is not commenced within the period of one year from date such permit. Errors found in the plans and specification. Non-compliance with the provision of this code or of any rule or regulation.

Incorrect or inaccurate data or information supplied. Notice of the non-issuance. The decision of the Secretary shall be final.

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