CPWD Analysis of Rates · Roofing
Providing ridges or hips of width 60 cm overall width plain G.S. sheet fixed with polymer coated J or L hooks, bolts and nuts 8 mm dia G.I. limpet and bitumen washers complete
0.63 mm thick with zinc coating not less than 275 gm/m²
- Item number
- 12.4.2
- Analysis basis
- Details of cost for 10.35 metre long ridge.
- Priced inputs
- 10
- Derived rate
- ₹980.50 / metre
Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 12.4.2 — Providing ridges or hips of width 60 cm overall width plain G.S. sheet fixed with polymer coated J or L hooks, bolts and nuts 8 mm dia G.I. limpet and bitumen washers complete 0.63 mm thick with zinc coating not less than 275 gm/m² — is derived from 10 priced inputs for 10.35 metre and works out to ₹980.50 per metre after water charges, GST, CPOH and cess. The full build-up is below.
- G.I.plain sheets 0.63mm thick 1.8x0.9m size
- 5 nos. @9.23 Kg. per sheet = 46.15 Kg. +
- Total = 47.07 Kg.
- 25mmx6mm (There are 14 joints)
- Add 2% wastage = 0.91 Kg.
- Say 47 Kg.
| Code | Input | Unit | Quantity | Rate (INR) | Amount (INR) |
|---|---|---|---|---|---|
| 0992 | Galvanised steel plain sheetsMaterial | quintal | 0.47 | 6,800.00 | 3,196.00 |
| 0222 | Seam bolts and nuts 6 mm dia and 25 mm longMaterial | 10 Nos | 2.8 | 11.00 | 30.80 |
| 1211 | G.I. plain washer for seam boltsMaterial | 100 Nos | 0.28 | 32.00 | 8.96 |
| 1208 | Bitumen washerMaterial | 100 Nos | 0.28 | 30.00 | 8.40 |
| 9977 | Carriage of seam bolts and washersMaterial | L.S. | 1.82 | 2.27 | 4.13 |
| 9999 | SundriesMaterial | L.S. | 13.52 | 2.27 | 30.69 |
| 0130 | MistryLabour | day | 0.4 | 897.00 | 358.80 |
| 0102 | Blacksmith 1st classLabour | day | 1.2 | 897.00 | 1,076.40 |
| 0103 | Blacksmith 2nd classLabour | day | 0.8 | 816.00 | 652.80 |
| 0114 | BeldarLabour | day | 2.4 | 736.00 | 1,766.40 |
- TOTAL
- 7,133.38
- Add 1 % Water charges on “W”
- 71.33
- TOTAL
- 7,204.71
- Add GST on “X” (multiplying factor 0.2127)
- 1,532.44
- TOTAL
- 8,737.15
- Add 15% CPOH on “Y”
- 1,310.57
- TOTAL
- 10,047.72
- Add Cess @ 1% on “Z”
- 100.48
- Cost of 10.35 metres
- 10,148.20
- Cost of 1.00 metre
- 980.50
- Say
- 980.50
From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 858. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.
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