SR. NO.
MATERIAL REQUIRED
UNIT
MULTIPLYING CONSTANT BY THUMB RULE
APPROXIMATE QUANTITY OF MATERIAL REQUIRED
1
Plywood 12 mm thick of size 2.44 m X 1.22 m (8’0”X4’0”)
2500 sft
0.02
50 nos. sheets
232 sqm
0.22
50 nos. sheets
2
Silver oak batten of size 75 mm X 40 mm (3”X1 ½”)
2500 sft
50 sheet of plywood X 65
3250 rft
232 sqm
50 sheet of plywood X 19.82
990 rm
3
Beam bottom planks 40 mm thick (1 ½”)
2500 sft
2500 sft X 0.24
600 rft
232 sqm
232 sqm X 0.79
183 rm
4
Wooden props
a) For beam
2500 sft
600 rft beam bottom X 0.5
300 Nos.
232 sqm
183 rm beam bottom X 0.5
300 Nos.
b) For slab
2500 sft
2500 sft X 0.16
400 Nos.
232 sqm
232 sqm X 1.72
400 Nos.
5
Wooden batten for supporting slab plates
75 mm X 75 mm (3”X3”)
2500 sft
2500 X 0.4
1000 rft
232 sqm
232 X 1.31
305 rm
6
Steel plates of size 60 cm X 90 cm (2’0” X 3’0”)
2500 sft
2500 X 0.16
400 Nos.
232 sqm
236 X 1.72
400 Nos.
7
Wire nails
2500 sft
2500 X 0.020
50 kg
232 sqm
232 X 0.22
50 kg
8
Shuttering oil
2500 sft
2500 X 0.006
15 liters
232 sqm
232 X 0.065
15 liters
9
M.S. clamps (shikanja)
2500 sft
2500 X 0.08
200 Nos.
232 sqm
232 X 0.86
200 Nos.