Provisions in National Building Code-2016
A.Pre-Primary to secondary education:
6.School for the children with disabilities(Class 1 to 12)—1 for every45000 population
NOTE --- The school should be inclusive providing education to all children including those with disabilities. However it may be required to have exclusive in case of certain disabilities such as speech, hearing, sight, and multiple disabilities.
7.School for children with intellectual and developmental disabilities - 1 for every 10,00,000 population
B.Higher Education—General:
1.College -1 for every 125000 population:
2.University campus:
C.Technical education:
1.Technical education centre(A): - 1 For every 10,00,000 population to include 1 industrial training institute(ITI) and 1 polytechnic.
2.Technical education centre(B):-1 for every 10,00,000 population to include 1 ITI, 1 technical centre and 1 coaching centre
D.Professional Education:
1.Engineering college -1 for every 10,00,000 population:
2.Medical college ---- 1 for every 10,00,000 population
3.Nursing and paramedic institute – 1 For every 10,00,000 population
Occupancy in one of the following groups:
Group A Residential
Group B Educational
Group C Institutional
Group D Assembly
Group E Business
Group F Mercantile
Group G Industrial
Group H Storage
Group J Hazardous
The details of each occupancy and example of buildings in each group are given in 3.1.2 to 3.1.10.
3.1. Minor occupancy
Ths is purely incidental to operartions in a main occupancy ,which shall be considered as part of the main occupancy and shall be classified under the relevant group for the main occupancy.
3.2Mixed occupancy
Where two or more types of occupancies intermingle in the same building, the entire building shall be treated as mixed occupancy and the same shall comply with 3.1.12.
3.3 Group A Residential buildings.
These shall include any building in which sleeping accommodation is provided for normal residential purposes with or without cooking or dining or both facilities, except any building classified under Group C.
Buildings and structures under Group A shall be further subdivided as follows:
Subdivision A-1 Lodging and rooming houses.
Subdivision A-2 One or two family private dwellings
Subdivision A-3 Dormitories
Subdivision A-4 Apartment Houses
Subdivision A-5 Hotels
Subdivision A-6 Starred hotels
NOTE-A lodging or rooming house shall be classified as a dwelling in subdivision A-2,If no room in any its private dwelling units is rented to more than three persons.
3.4 Group B Educational Buildings
These shall include any building used for school, college, and other training institutions involving assembly for instruction, education or recreation for not less than 20 students.
Buildings and structures under Group B shall be further subdivided as follows:
Subdivision B-1 Schools up to senior secondary level
Subdivision B-2 All other/training institutions
In the case of temporary building/structures which are utilised for educational purposes, the provisions of 3.2.5.3 shall apply.
3.5Group C institutional buildings
detention in which the liberty of the inmates is restricted. Institutional buildings ordinary provides sleeping accommodation for the occupants.
Building and structures under group C shall be subdivided as follows:
Subdivision C-1 Hospitals and sanatoria
Subdivision C-2 Custodial institutions
Subdivision C-3 Penal and mental institutions
3.6 Group D Assembly buildings
Buildings under Group D shall be further subdivided as follows
Sub division D-1 Buildings have a theatrical or motion picture or any other stage and fixed seats for over 1000 persons.
Sub division D-2 Building having a theatrical or motion picture or any other stage and fixed seats up to 1000 persons.
Subdivision D-3 Buildings without a permanent stage having accommodation for 300 or more persons but no permanent seating arrangement.
Subdivision D-4 Buildings without a permanent state having accommodation for less than 300 persons with no permanent seating arrangement.
Subdivision D-5 All others structures including temporary structures designed fo assembly of people not covered Subdivision D-1 to Subdivision D-4, at the ground level
Sub division D-6 Buildings having mixed occupancies of assembly and mercantile (for example, shopping malls providing facilities such as shopping, cinema theatres, multiplexes and restaurants/food courts)
Sub division D-7 underground and elevated mass rapid transit system.
Table 3 Occupant Load
(Clauses 4.3 and 4.4.2.1)
Sl.no | Group of occupancy | Occupant Load Factor NO SL. (m^2 /person) See Note 1 (3) |
i. | Group A :Residential | 12.50 |
ii. | Group B:Educational | 4.00 |
iii. | Group C:Institutional(see Note2): a)Indoor patients area b)Outdoor patients area |
15.00. 10.0 |
iv. | Group D :Assembly : a)Concentrated use without fixed seats | 0.65 |
b)Less concentrated use without fixed seating | 1.40 | |
c)Fixed seating | see Note4 | |
d) Dining areas and restaurant with seating and table | 1.80 | |
v | Group F:Mercentile: a)Street floor and sales basement |
3.00 |
b)Upper sales floor | 6.00 | |
c)Storage/warehouse, receiving | 20.00 | |
vi | Group E :Business | 10.00 |
vii | Group G: Industrial | 10.00 |
ix | Group H:Storage(see Note 5) | 30.00 |
x | Group J:Hazardous | 10.00 |
NOTES
Table 4 Capacity Factors
[Clauses 4.4.2.1 4.4.2.3(c) and 4.4.2.4.2(a)
Sl.no | Occupancy Group | Width per person Mm |
|
Stairways | Level Components and ramps | ||
i | Residential (Group A) | ||
ii | Educational(Group B) | 10 | 6.5 |
iii | Institutional(Group C) | 15 | 13 |
iv | Assembly (Group D) | ||
v | Business (Group E) | ||
vi | Mercantile (Group F) | 10 | 6.5 |
vii | Industrial (Group G) | ||
viii | Storage(Group H) | ||
ix | Hazardous (Group J) | 18 | 13 |
Table 5 Travel Distance (Based on Occupancy and Construction Type)
S.no | Occupancy Group | Maximum Travel Distance | |
Type 1 and 2 | Type 3 and 4 | ||
i. | Residential (Group A) | 30.00 | 22.50 |
ii. | Educational(Group B) | 30.00 | 22.50 |
iii. | Institutional(Group C) | 30.00 | 22.50 |
iv. | Assembly (Group D) | 30.00 | 30.00 |
v. | Business (Group E) | 30.00 | 30.00 |
vi. | Mercantile (Group F) | 30.00 | 30.00 |
vii | Industrial (Group G) G-1,G-2,G-3 |
45.00 22.50 |
|
viii | Storage(GroupH) | 30.00 See note 3 | |
ix | Hazardous (Group J) | 22.50 |
Notes
Note--- For roughhousing with 2storeys, the minimum width shall be 0.75m.
NOTE –The width of stairs may be accepted to be 1.50m in caseof assembly occupancy having less than 150 persons.
Sln o | Type of occupancy | Types of Institution | Water Supply (Litre) | Pump capacity (litre/min) | |||||||||
Fire Extin guish er | First Aid Hose- reel | Wet Riser | Down Corner | Yard Hydr ant | Automatic Sprinkler System | Manually Operated Electronic Fire Alarm System (Note1) | Automatic Detection and alarm system(note2 ) |
Underground Static water storage tank combined capacity for wet riser .Yard hydrant and sprinklers per set of pumps | Terrac e tank over Tower terrace | Pump near underg round Static water storage tank with minim um pressur e 3.5kg/c m3 Remot est Locatio n |
All the Terrac e tank with Minim um pressu re of 3.5kg/ cm3 | ||
(1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) | (11) | (12) | (13) | (14) |
2) | 15m and above but not exceeding3 0 m |
R | R | R | NR | R | R | R | R | 150000 | 2000 0 |
(see note 11) | NR |
3) | Above 30 m in height | R | R | R | NR | R | R | R | R | 200000 | 2000 0 |
See note 11 |
NR |
4) | Hostels(A- 6) | R | R | R | NR | R | R | R | R | 250000 | 2000 0 |
See note 12 | NR |
Educational Building (B) (see note 16) | |||||||||||||
1 | Less than 15 in height | ||||||||||||
i)Ground plus one or more | R | R | NR | NR | NR | R | NR | NR | NR | 1000 0 (500 |
NR | 450 (450 ) |
|
storeys | 0) | ||||||||||||
2. | 15m and above but not exceeding2 4m height |
R | R | NR | R | NR | R | R | NR | NR | (500 0) |
SEE NOT E4 | NR |
3. | Above 24 but not exceeding 30m in height |
R | R | R | NR | R | R | R | NR | 50000 | 5000 | See note 14) | NR |
Institutional Buildings (c)(see note 16) | |||||||||||||
a) | Hospitals,s anatoria,an d nursing homes | ||||||||||||
l) | Less than 15m in height with plot area upto1000m 2 |
||||||||||||
i) Up to ground plus one storey ,with no beds |
R | NR | NR | NR | NR | R (SEE NOTE4) |
R | NR | NR | 5000 (SEE NOT E 6) | NR | (450 )SEE NOT E 6) |
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