BANGLADESH NATIONAL. BUILDING CODE. Inbri Housing and Building Research Institute .. LIST OF PARTICIPANTS OF THE WORKSHOP ON BNBC. Bangladesh national Building Code Part 1 – Download as PDF File .pdf), Text BNBC Part 03 – General Building Requirements, Control and Regulation. Bangladesh National Building Code BNBC. Copyright: © All Rights . buildings and structures or their components regulated by this code. Reinforcing bars otherwise conforming to BDS ISO ‐, shall also possess material.

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The floors and spaces where motor vehicles are stored, repaired or operated shall be of noncombustible, liquid-tight construction.

This occupancy shall be subdivided as follows: Equipment or machinery that produces or emits combustible or explosive dust or fibers shall be provided with an approved dust collecting and exhaust system. Any such building or portion thereof, which is not using hazardous material quantified and categorized in occupancy group J, shall be subdivided as follows: Private swimming pool filters shall not filter more than liters per minute per m2 of the surface area.

The materials falling in this category are as follows: Garage These occupancy types shall include any building or portion thereof used one or more vehicles having containers of flammable liquid or compressed gas or carrying power or combination of any of these as a supply source for self-propelling are kept for use, sale, rental purpose, storage, repair, exhibition and all those floors of a building or portion thereof in which such vehicles are not separated by suitable cutoff to prevent fire spreading.

Toxic and Infectious Substances Division 6. Institution for care Occupancy D: Industrial buildings wherein artificial lighting and mechanically operated ventilation systems of approved quality are installed need not be provided with natural ventilation or natural lighting.

Bangladesh National Building Code

Items which shall be deemed to codd a building hazardous are specified in Sec 2. Definition of hazard and the amount of such materials which shall be deemed to render a building hazardous are set forth in Sec 2.

Radioactive Material Class 8: Every bailer, central heating plants, electrical rooms, or hot water supply boiler shall be separated from the rest of the occupancy or use by not less than two hour fire resistive construction.

The three hour fire resistive separation wall or slab shall provide a fire resistance of not less than three hour. Smoke and heat vents shall be provided in areas or rooms containing hazardous materials exceeding the exempt amount of Table 3. Educational Facilities This occupancy type shall include any building or portion thereof in which education, bajgladesh and care are provided to children or adults.


The storage of moderate and low hazardous materials shall be separated at least by a two hour fire resistive construction. This shall apply for all buildings to be constructed in hilly areas where there is the danger of failure of slopes, including mudslides, flash floods and soil erosion. Such failures may occur in hilly areas, where the angle of slope is greater than Mechanized ventilation system of approved quality shall be installed where required.

Substances liable to spontaneous combustion Division 4.

A chemical that has a median lethal dose of 50 mg or less per kg of body weight when buildijg orally to albino rats weighing between and gm each. There shall be an average clearance of 4 m surrounding and at the level of the landing area which shall not be less than 2 m at any point. Very insensitive substances which do not have a mass explosion hazard.

The two hour fire resistive separation shall be of a construction having a fire resistance rating of not less than two hour.

Spaces of coee building in the SPAs below bnvc design surge height shall not obstruct any flow of water during the occurrence of surge. Miscellaneous Dangerous Substances and Articles The quantity and procedure for storage, merchandising, handling, processing, packaging, transportation, shipment and uses of all dangerous goods of above classification shall be regulated as per guidelines of Explosive Act and other relevant Acts and as per rules of Bangladesh Shipping Corporation for safe handling of container for dangerous goods.

গণপূর্ত অধিদপ্তর

One or more of the following systems shall be installed to relieve explosion, where applicable: Utility This occupancy type shall include any building or portion thereof used to install any type of equipment to provide support service to any building or portion thereof or group of buildings of all occupancy groups and with special provisions for occupancy J.

Any chemical used for the control of rats and termite shall be free from cofe hazards. The total net area of nationl for an enclosure shall be at buildinng 0. All openings in such separations shall be protected with a fire protection assembly door or window of nationao least one-half hour fire resistance.

Exit requirements shall comply with Part 4 of this Code. The emissions generated at work areas shall be confined to the area in which they are generated and shall be removed or discharged outside the building and preventive measures against back flow of such hazardous fumes or gases inside the building shall be installed. Classification of Buildings Based on Occupancy Chapter 2 2. There shall be a design surge height in the SPAs which shall be recommended by the Authority to be used in interpreting the provisions of this Section.


Substances and articles which have a fire hazard and bngladesh a minor blast hazards or a minor projection hazards, but not a mass explosion hazard.

Bangladesh National Building Code (BNBC-2006)

The floors and spaces containing hazardous materials and in areas where motor vehicles, boats, helicopters or buildinng are stored, repaired or operated shall be of noncombustible, liquid-tight construction. Very insensitive substances which have a mass explosion hazard. Bangladesh National Building Code Part 3 General Building Requirements, Control and Regulation i Pyrophoric solids or liquids not exceeding 3 m3 in storage cabinet located in a building that is equipped throughout with an automatic sprinkler system provided in accordance with buildding fire protection provisions of this Code.

Toxic gases Class 3: There shall be vents, valves or other openings in the walls of the enclosed spaces which shall bangladexh the lateral pressure of the water. Bangladesh National Building Code A stage wherein curtains, fixed drops, valances, scenery and other stage effects are suspended and are not adjustable or retractable.

The provisions of Sec 2. This Occupancy shall be subdivided as follows: Substances which, in contact with water, emit flammable gases Bangladesh National Building Code For two bbc more buildings on the same plot, distances of imaginary lines equidistant from all side of buildings shall be considered as the required fire separation distances.

The wall opening required for projection need not have a fire protection assembly but shall be closed with glass or other approved materials.

Bangladesh National Building Code: Part – 03

G or J depending on process or material used Limited as to number of lanes Minimum width considered for a seat in the gallery shall be 0. Toxic substances Division 6. You can publish your book online for free in a few minutes!

Business These shall include any building or portion thereof which is used for any business transaction other than mercantile.