Name of Items
% of total cost
1.
Labour
30 to 35
2.
Cost of materials
70 to 75
3.
Foundation upto and including plinth
15 to 20
4.
Super structure
80 to 85
5.
Second storey
75 to 85 of I storey
6.
Direct and overhead cost
(a)             Direct on actual work
(b)  Overhead cost due to establishment, supervision, incidential etc.

85
7.
Sanitation and electrification


(a)             Sanitary and water supply
7 to 9 
(b)            Electric installations without fans
7
(c)             Electric fans
5
8.
Cost break-up different parts

(a)             Earthwork in excavation filling


½ to 1
(b)             Foundation concreting
4 to 6
(c)             Damp proof course
1
(d)            Brick work
34
(e)             Roofing
20
(f)              Floors and Windows
16
(g)            Plastering and pointing
10
(h)         White & colour washing, painting
2
(i)               Miscellaneous
4
9.
Cost of material and labour:

(a)             Bricks


25
(b)            Cement
10
(c)             Steel bars
10
(d)            Timber
15
(e)             Lime
5
(f)              Labour
30
(g)            Miscellaneous
5
10.
Material required on plinth area basis for single storey buildings.

(a)             Brick
500 Nos./Sq.m. of plinth area
(b)            Cement
1.5 bags/sq.m. of plinth area
(c)             Steel bars
12 kg/sq.m. of plinth area
(d)            Cost of bruning bricks
1.5 quintals/sq.m. of plinth area
11.
Annual repair and maintenance
1 to 1/12% of capital cost of building.