CPWD Analysis of Rates · Roofing
Providing reinforced by organic fibres and/or inorganic synthetic fibres cement 6 mm thick corrugated sheets (as per IS: 14871) roofing up to any pitch and fixing with polymer coated J, or L hooks, bolts and nuts 8 mm dia. G.I. plain and bitumen washers or with self drilling fastener and EPDM washers etc. complete (excluding the cost of purlins, rafters and trusses), including cutting sheets to size and shape wherever required
- Item number
- 12.8
- Analysis basis
- Details of cost for 216.14 sqm area of roof
- Priced inputs
- 9
- Derived rate
- ₹536.40 / sqm
Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 12.8 — Providing reinforced by organic fibres and/or inorganic synthetic fibres cement 6 mm thick corrugated sheets (as per IS: 14871) roofing up to any pitch and fixing with polymer coated J, or L hooks, bolts and nuts 8 mm dia. G.I. plain and bitumen washers or with self drilling fastener and EPDM washers etc. complete (excluding the cost of purlins, rafters and trusses), including cutting sheets to size and shape wherever required — is derived from 9 priced inputs for 216.14 sqm and works out to ₹536.40 per sqm after water charges, GST, CPOH and cess. The full build-up is below.
- upto 60° pitch
- Upto 60 degree pitch
- Consider a shed of 20x10 metres. (External
- dimensions of plinth).
- Area of roof- 20.2x10.70m = 216.14 sqm.
- Sheets used = 2x20 nos.x3.00mx1.05m
- =126.00sqm+
- 2x20nos.x2.50mx1.05m=105.00sqm.
- Total = 231.00sqm. +
- Total = 237.93sqm.
- 2x20x0.42147 = 1.68588 +
- 2x20x0.35123= 1.4049
- Total = 3.0908+
- Total = 3.1835 Say 3.184 t
- Add 3% wastage = 6.93
- Add 3 % wastage = 0.092
| Code | Input | Unit | Quantity | Rate (INR) | Amount (INR) |
|---|---|---|---|---|---|
| 0223 | Fibre reinforced by organic fibres and/or inorganic synthetic fibres cement corrugated sheet 6mm thickFibre reinforced by organic fibres and/or inorganic synthetic fibres cement corrugated sheet 6 mm thickMaterial | sqm | 237.93 | 245.00 | 58,292.85 |
| 1023 | Galvanised steel J or L hooks 8 mm diaMaterial | 10 Nos | 47.6 | 130.00 | 6,188.00 |
| 1208 | Bitumen washerMaterial | 100 Nos | 4.76 | 30.00 | 142.80 |
| 1209 | G.I. plain washer thickMaterial | 100 Nos | 4.76 | 35.00 | 166.60 |
| 9977 | Carriage of bolts and nuts, washers etc.Material | L.S. | 8.06 | 2.27 | 18.30 |
| 9999 | SundriesMaterial | L.S. | 39.52 | 2.27 | 89.71 |
| 0130 | MistryLabour | day | 2.34 | 897.00 | 2,098.98 |
| 0112 | Carpenter 2nd classLabour | day | 9.34 | 816.00 | 7,621.44 |
| 0114 | BeldarLabour | day | 9.34 | 736.00 | 6,874.24 |
- TOTAL
- 81,492.92
- Add 1 % Water charges on “W”
- 814.93
- TOTAL
- 82,307.85
- Add GST on “X” (multiplying factor 0.2127)
- 17,506.88
- TOTAL
- 99,814.73
- Add 15% CPOH on “Y”
- 14,972.21
- TOTAL
- 1,14,786.94
- Add Cess @ 1% on “Z”
- 1,147.87
- Cost of 216.14 sqm.
- 1,15,934.81
- Cost of 1.00 sqm.
- 536.39
- Say
- 536.40
From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 862. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.
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