CPWD Analysis of Rates · Roofing
Providing and fixing fibre cement reinforced by organic fibres and/or inorganic synthetic fibres roofing accessories in all colours with polymer coated J or L hooks, bolts and nuts and or G.I. seam bolts and nuts, G.I. plain and bitumen washers or with self drilling fastener and EPDM washer etc. complete
Ventilator curves
- Item number
- 12.13.4
- Priced inputs
- 9
- Derived rate
- ₹627.30 / metre
Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 12.13.4 — Providing and fixing fibre cement reinforced by organic fibres and/or inorganic synthetic fibres roofing accessories in all colours with polymer coated J or L hooks, bolts and nuts and or G.I. seam bolts and nuts, G.I. plain and bitumen washers or with self drilling fastener and EPDM washer etc. complete: Ventilator curves — is derived from 9 priced inputs and works out to ₹627.30 per metre after water charges, GST, CPOH and cess. The full build-up is below.
- Details of ventilator curve 20.2 metres long
- complete length
- Ventilator curves of 1.016 metres nominal
- length = 20 nos. +
- Total = 21 nos.x 1.016 = 21.336 metre
- Add 5% wastage = 1.0 No.
| Code | Input | Unit | Quantity | Rate (INR) | Amount (INR) |
|---|---|---|---|---|---|
| 0231 | Fibre reinforced by organic fibres and/or inorganic synthetic fibres cement ventilator curvesMaterial | each | 21.336 | 340.00 | 7,254.24 |
| 1023 | Galvanised steel J or L hooks 8 mm diaMaterial | 10 Nos | 4 | 130.00 | 520.00 |
| 1209 | G.I. plain washer thickMaterial | 100 Nos | 0.4 | 35.00 | 14.00 |
| 1208 | Bitumen washerMaterial | 100 Nos | 0.4 | 30.00 | 12.00 |
| 9977 | Carriage of hooks, nuts, washers and curvesMaterial | L.S. | 9.88 | 2.27 | 22.43 |
| 9999 | SundriesMaterial | L.S. | 6.24 | 2.27 | 14.16 |
| 0130 | MistryLabour | day | 0.1 | 897.00 | 89.70 |
| 0112 | Carpenter 2nd classLabour | day | 0.3 | 816.00 | 244.80 |
| 0114 | BeldarLabour | day | 1 | 736.00 | 736.00 |
- TOTAL
- 8,907.33
- Add 1 % Water charges on “W”
- 89.07
- TOTAL
- 8,996.40
- Add GST on “X” (multiplying factor 0.2127)
- 1,913.53
- TOTAL
- 10,909.93
- Add 15% CPOH on “Y”
- 1,636.49
- TOTAL
- 12,546.42
- Add Cess @ 1% on “Z”
- 125.46
- Cost of 20.20 metre
- 12,671.88
- Cost of 1.00 metre
- 627.32
- Say
- 627.30
From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 869. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.
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