Housing design and standards

1. A STUDY OF
HOUSING
DESIGN
AND
STANDARDS
By
Joshua L
1

2. OBJECTIVES
 Allows disciplined and systematic growth of “ Buildings”
and towns and prevent haphazard development .
 Protect safety of public against fire , noise ,health
hazards , safety and comfort to the people who live in
the building
2

3. Ground coverage
 Building bye laws (MoHUA )
3

4. SETBACKS
 Building bye laws
4

5. STANDARD ROOM SIZES (building bye laws)
5

6. PARKING STANDARD
6
Note:For the provision of car parking spaces, the space standards
shall be as under:
i) For open parking 18.0 sq m. per equivalent car space.
ii) For ground floor covered parking 23.0 sq m. per equivalent car
space.
iii) For basement 28.0 sq m. per equivalent car space.

7. Residential Premises – Plotted
Housing
7

8. Occupant Load
8

9. NBC RULES AND STANDARDS
 Height :A building at a height of more than 13 metres is to have a
lift that starts from the ground floor.
 In the case of apartment buildings exceeding three storeys above
ground level, a certificate of approval from the Director of Fire
Force or an officer authorized by him should be obtained .
 Parapet walls or guard rails of height not less than 1.20 meters and
such guard rails shall be firmly fixed to the walls.
 Minimum Width Provisions for Stairways
 i) Residential low rise building 0.9 m.
 ii) Other residential building e.g. flats, hostels, group housing,
guest houses, etc 1.25 m
9

10.  The following minimum width provisions shall be made for each
passage way/corridor.
a) Residential buildings, dwelling unit type 1.0 m.
b) Residential buildings, e.g., hostels, etc. 1.25 m.
 No exit doorways shall be less than l00 cm in width and 150 cm in
case of hospital and ward block. Doorways shall not be less than
200 cm in height.
 The minimum width of treads without nosing shall be 25 cm.
 The maximum height of riser shall be 19 cm. in the case of
residential high rise buildings and 15 cm in the case of other
buildings They shall be limited to 12 per flight.
10

11.  Handrails shall be provided with a minimum height of 100 cm. from
the center of the tread
 The minimum headroom in a passage under the landing of a
staircase and under the staircase shall be 2.2 m.
 For building more than 24 m. in height, access to main staircase
shall be through a lobby created by double door of one hour fire
rating
 The maximum height of building shall not exceed 1.5 times the
width of road abutting plus the front open spaces.
 Parapet walls and handrails provided on the edges of roof terrace,
balcony etc. should not be less than 1.0 m. and more than 1.5 m.
in height
 Cantilever beamed balcony should not be more than 1.0 m and
wardrobe extension should not be more than 0.6 m
11

12. DR -Standards
12

13. Contd.,
13

14. Housing
Board LIG
Design
14

15. Housing
board MIG
Design
15

16. HOUSING
BOARD HIG
DESIGN
16

17. SLUM
CLEARANCE
BOARD –
HOUSING
DESIGN
17

18. REFERENCE
 Building bye laws ( http://mohua.gov.in/cms/Model-
Building-Bye-Laws.php )
 Development Regulations (Chennai Master Plan II)
 NBC –National Building COde
18