CPWD Analysis of Rates · Roofing
Providing and fixing of Pre-coated colour or mill finish Aluminium Roofing Accessories in 0.71 mm thickness ,Alloy 31500 (IS designation) [Aluminium Alloy (AA) 3004 (ISO designation)] For color, coating shall be 5-7 microns epoxy primer on both sides of the sheet and polyester top coat 15-18 microns, using self drilling/tapping SS screws of size 6 x 50mm with 3mm thick EPDM seal and SS plain washer complete
Precoated/mill finish aluminium Ridges plain (500600mm)
- Item number
- 12.66.1
- Analysis basis
- Detail of cost for 20.20 metre
- Priced inputs
- 6
- Derived rate
- ₹1,066.20 / metre
Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 12.66.1 — Providing and fixing of Pre-coated colour or mill finish Aluminium Roofing Accessories in 0.71 mm thickness ,Alloy 31500 (IS designation) [Aluminium Alloy (AA) 3004 (ISO designation)] For color, coating shall be 5-7 microns epoxy primer on both sides of the sheet and polyester top coat 15-18 microns, using self drilling/tapping SS screws of size 6 x 50mm with 3mm thick EPDM seal and SS plain washer complete : Precoated/mill finish aluminium Ridges plain (500600mm) — is derived from 6 priced inputs for 20.20 metre and works out to ₹1,066.20 per metre after water charges, GST, CPOH and cess. The full build-up is below.
- One piece plain ridges
- Consider a shed of 20x10m (external dimensions at plinth)
- Length of ridges 20.2 metre + 5% wastage =
- 1.01 metre. Total =23.11 metre.
| Code | Input | Unit | Quantity | Rate (INR) | Amount (INR) |
|---|---|---|---|---|---|
| 3068 | Precoated/Mill finish Aluminium plain ridges 0.71 mm TCT/plain and 500600 mm widePrecoated/Mill finish Aluminium plain ridges 0.71 mm TCT/plain and 500- 600 mm wideMaterial | metre | 23.11 | 576.00 | 13,311.36 |
| 9977 | Carriage (The ridge is to be fixed with the same screws as the Sheets)Material | L.S. | 13.52 | 2.27 | 30.69 |
| 9999 | SundriesMaterial | L.S. | 6.76 | 2.27 | 15.35 |
| 0130 | MistryLabour | day | 0.14 | 897.00 | 125.58 |
| 0112 | Carpenter 2nd classLabour | day | 0.55 | 816.00 | 448.80 |
| 0114 | BeldarLabour | day | 1.64 | 736.00 | 1,207.04 |
- Total
- 15,138.82
- Add 1 % Water charges on “W”
- 151.39
- TOTAL
- 15,290.21
- Add GST on “X” (multiplying factor 0.2127)
- 3,252.23
- TOTAL
- 18,542.44
- Add 15% CPOH on “Y”
- 2,781.37
- TOTAL
- 21,323.81
- Add Cess @ 1% on “Z”
- 213.24
- Cost of 20.20 metre
- 21,537.05
- Cost of 1 metre
- 1,066.19
- Say
- 1,066.20
From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 945. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.
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