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CPWD Analysis of Rates · Roofing

Extra for straight cutting in reinforced by organic fibres and/or inorganic synthetic fibres cement corrugated, semi corrugated 6 mm thick sheet roofing for making openings of area exceeding 40 square decimeter for chimney stacks, skylights etc

Item number
12.9
Analysis basis
Details of cost for 3 metres of periphery
Priced inputs
2
Derived rate
92.95 / metre of periphery

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 12.9 Extra for straight cutting in reinforced by organic fibres and/or inorganic synthetic fibres cement corrugated, semi corrugated 6 mm thick sheet roofing for making openings of area exceeding 40 square decimeter for chimney stacks, skylights etc — is derived from 2 priced inputs for 3 metres and works out to ₹92.95 per metre of periphery after water charges, GST, CPOH and cess. The full build-up is below.

  • Area of cutting 0.9mx0.6m=0.54sqm.
  • Perimeter = 3 metres
CodeInputUnitQuantityRate (INR)Amount (INR)
0111Carpenter 1st classLabourday0.12897.00107.64
0114BeldarLabourday0.12736.0088.32
TOTAL
195.96
Add 1 % Water charges on “W”
1.96
TOTAL
197.92
Add GST on “X” (multiplying factor 0.2127)
42.10
TOTAL
240.02
Add 15% CPOH on “Y”
36.00
TOTAL
276.02
Add Cess @ 1% on “Z”
2.76
Cost of 3.00 metres of periphery
278.78
Cost of 1.00 metre of periphery
92.93
Say
92.95

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 863. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.

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