The document outlines standard space requirements for building units. It specifies minimum dimensions for rooms, staircases, and other building components. Some key requirements include: - The height of habitable rooms must be at least 2.75m. For air-conditioned rooms, the minimum is 2.4m. - The minimum area for a single habitable room is 9.5m2 with a width of 2.4m. - The minimum area for a kitchen is 5.6m2 with a width of 1.8m. A kitchen serving as a dining area must be at least 9.5m2 and 2.4m wide. - Bathrooms must have a minimum

1. Standard Space Requirements
Unit II

2. Plinth
The plinth or any part of a
building or outhouse shall be so
located with respect to highest
road level from site so that
adequate drainage of the site is
assured.
The height of the plinth shall be
not less than 450mm or 18” from
surrounding ground level.

3. Interior Courtyards,
Covered Parking
Spaces and Garages:
Every interior court yard shall be
raised at least 150mm above the
determining ground level

5. Habitable Room :
Bedroom/ Living Rooms
• The height of the all rooms for
human habitation ≮2.75 m,
measured from the surface of the
floor to the lowest point of the
ceiling.
• In case of air-conditioned rooms a
height ≮2.4 m measured from the
surface of the floor to the lowest
point of air-conditioning duct or
the false ceiling if provided.

6. Habitable Room :
Bedroom/ Living
Rooms
The area of habitable rooms
≮ 9.5 m² where there is only
one room with a minimum
width of 2.4 m.
Where there are two rooms,
one of these shall ≮ 9.5 m²
and the other ≮ 7.5 m² with
a minimum width of 2.4 m.

7. Kitchen
• Height ≮ than 2.75 m
• The area of the kitchen ≮ than 5.6 m² with a minimum width
of 1.8 m.
• Where there is a separate store, the floor area of the kitchen
may be reduced to 4.5 m².
• A kitchen which is intended for use as a dining room also, shall
have a floor area ≮ 9.5 m² with a minimum width of 2.4 m.
• Besides above size and height, a kitchen shall have
(i) a flue if found necessary
(ii) an impermeable floor and
(iii) means for the washing of kitchen utensils which shall lead
directly or through a sink to a grated and trapped
connection to the waste pipe.

8. area of the kitchen may be
reduced to 4.5 m²
floor area ≮ 9.5 m² with a
minimum width of 2.4 m
≮ than 5.6 m² with a
minimum width of 1.8 m.

9. Bathrooms
and water-
closets.
The height of bathroom and W.C measured
from the surface of floor to the lowest point in
the ceiling shall not be less than 2.2 m.
The size of separate bathroom shall be not less
than 1.3x1.2 or 1.8 m².
If it is combined with WC. its floor area shall not
be less than 2.8 m² with a minimum width of
1.2 m.
The minimum floor area of a separate WC shall
be 1.1 m²

10. area shall not be less than 2.8 m²
with a minimum width of 1.2 m.

11. size of separate bathroom
shall be not less than 1.3x1.2
or 1.8 m².
floor area of a separate WC
shall be 1.1 m²

12. Bathrooms
Situated that at least one of its walls shall
open to external air.
Unless mechanically ventilated, it shall have a
minimum opening in the form of window or
ventilation opening of area not less than
0.3sq.m with side not less than 0.3m.
Have the platform or seat made of watertight
non-absorbent material.
Shall not open directly into any kitchen or
cooking space by a door, window or other
opening.

14. Bathrooms
Not be directly over or under any room
other than another water-closet, washing
place, bath or terrace, unless it has water-
tight floor.
All the sewage outlets shall be connected to
the municipal sewerage system.
Where no such system exists, a septic tank
shall be provided within the plot conforming
to the requirements.

15. Staircase
• For buildings such as assembly, business,
education there shall be minimum of two
staircases and one of them may be enclosed
stairway and the other shall be on the external
walls of building and shall open directly to the
exterior, interior open space or to any open
place of safety.
• Single staircase may be considered for Non-
high-rise residential, educational, business or
group housing society where floor area does
not exceed 500 sq. m. and height of the
building does not exceed 18m (including Stilt
Floor)

16. Staircase
Interior stairs shall be constructed as a self-contained unit
with at least one side adjacent to an external wall and shall
be completely enclosed unless mechanically ventilated.
A staircase shall not be arranged round a lift shaft for
buildings above 15.0m (18m with stilts) height.
The minimum width of treads without nosing shall be
25cm for an internal staircase for residential buildings.
The treads shall be constructed and maintained in a
manner to prevent slipping.

17. Staircase
The maximum height of riser shall be 19cm
in the case of residential buildings and 15cm
in the case of other buildings and these shall
be limited to 12 per flight.
The minimum headroom in a passage under
the landing of a staircase and under the
staircase shall be 2.2 m
No living space, store or other fire risk shall
open directly into the staircase or staircases.

18. Minimum Width Provisions for
Stairways
1:00
Residential Non High
Rise Buildings 1.00m
1:25
Other Residential
Buildings e.g.
Apartments, Hostels,
Group Housing, Guest
Houses, etc. 1.25 m
1:50
Educational Buildings
like Schools, Colleges
1.50 m
1:50
All other buildings
including Hotels, Nursing
Homes etc. 1.50 m
2:00
Institutional Buildings
like Hospitals etc. 2.00 m
2:00
Assembly Buildings like
Auditoria, Theatres and
Cinemas 2.00m

19. Minimum Width
Provisions for
Passageway/Corridors
1:00
Individual Residential
buildings 1.00 m
1:25
Other Residential
buildings, e.g. Hostels,
Group Housing etc. 1.25
m
1:50
All Other Buildings
including Hotels 1.50 m
2:00
Assembly Buildings like
Auditoria, Theatres and
Cinemas 2.00 m
2:40
Hospital, Nursing
Homes, etc. 2.40 m

21. Minimum Requirement for
a Dwelling Unit up to 50sq.m
Minimum Requirement for a
Dwelling Unit above 50sq.m
S.No
.
Components of
Building
Area
(sq. m)
Width
(m)
Height
(m)
Area
(sq. m)
Width
(m)
Height
(m)
(A) (B) (C) (D) (E) (F) (G) (H)
1 Habitable Rooms 7.5 2.1 2.75 9.5 2.4 2.75
2 Kitchen 3.3 1.8 2.75 4.5 1.8 2.75
3 Pantry - - - 3.0 1.4 2.75
4
Kitchen with Dining
area 7.5 2.1 2.75 7.5 2.1 2.75
5 Bathroom 1.2 1.0 2.2 1.8 1.2 2.2
6 WC 1.0 0.9 2.2 1.2 0.9 2.2
7
Combined Bath &
WC 1.8 1.0 2.2 2.8 1.2 2.2
8
Door ways
(Habitable
rooms) - 0.9 2.1 - 0.9 2.1
(Kitchen, Bath,
WC) - 0.75 2.0 - 0.75 2.0
9 Staircases - 1.0 - - 1.0 -
10 Garage Two-wheeler garage: 1 x 2 m 18.0 3.0 2.4

22. Mid Exam
• Wednesday
• Syllabus : Unit 1 and Unit 2 Until Covered
• Room : 609 (Will Confirm)
• Pattern
• 1 Marks – 2 Qurstions (No Choice)
• 4 Marks – 2 Questions out of 3 Questions
• Min 02 Sets will be there
• Duration ; 45 Minutes