CPWD Analysis of Rates · Drainage
Raising manhole cover and frame slab to required level including dismantling existing slab and making good the damage as required (Raising depth of manhole to be paid separately)
Rectangular manhole 90x80 cm with rectangular cover 600 x 450 mm of grade LD - 2.5
- Item number
- 19.26.1
- Analysis basis
- Details of cost for one manhole
- Priced inputs
- 5
- Derived rate
- ₹2,625.50 / one manhole
Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 19.26.1 — Raising manhole cover and frame slab to required level including dismantling existing slab and making good the damage as required (Raising depth of manhole to be paid separately) : Rectangular manhole 90x80 cm with rectangular cover 600 x 450 mm of grade LD - 2.5 — is derived from 5 priced inputs for one manhole and works out to ₹2,625.50 per one manhole after water charges, GST, CPOH and cess. The full build-up is below.
- Dismantling of R.C.C slab of 1:1.5:3 (1
- cement : 1.5 coarse sand (Zone - III): 3
- aggregate stone 20 mm nominal size) =
- 1.36x1.26x0.15 = 0.257 cum
- 0.85x0.70x0.15 =(-) 0.089 cum
- Net qty=0.168 cum Say 0.17 cum
- Removal of R.C.C work 1:1.5:3 ( 1 cement : 1.5 coarse sand : 3 graded stone
- aggregate 20 mm nominal size )
- For raised slab = 1.36x1.26x0.15 = 0.257
- cum
- 0.85x0.70x0.15 =(-) 0.089 cum
- Net qty = 0.168 cum Say 0.17 cum
- Form work = 0.90x0.80 = 0.72 sqm
- Net qty = 0.45 sqm
- Less cover with frame portion
- Less portion cover with frame =
- Less cover = 0.60x0.45 =(-) 0.27 sqm
| Code | Input | Unit | Quantity | Rate (INR) | Amount (INR) |
|---|---|---|---|---|---|
| Rate as per item no. 15.3 of SH : Dismantling and demolishingRate as per item 15.3Sub-analysis | cum | 0.17 | 3,551.25 | 603.71 | |
| 9999 | Removal of R.C.C cover and frameMaterial | L.S. | 7.15 | 2.27 | 16.23 |
| Rate as per item no. 5.1.2 of SH : RCC workRate as per item 5.1.2Sub-analysis | cum | 0.17 | 9,045.75 | 1,537.78 | |
| Rate as per item no 5.9.3 of SH : RCC workRate as per item 5.9.3Sub-analysis | sqm | 0.45 | 927.25 | 417.26 | |
| 9999 | SundriesMaterial | L.S. | 13.52 | 2.27 | 30.69 |
- TOTAL
- 2,605.67
- Add 1 % Water charges on “W-A”
- 0.47
- TOTAL
- 2,606.14
- Add GST on “X-A” (multiplying factor 0.2127)
- 10.08
- TOTAL
- 2,616.22
- Add 15% CPOH on “Y-A”
- 8.62
- TOTAL
- 2,624.84
- Add Cess @ 1% on “Z-A”
- 0.66
- Cost of one no
- 2,625.50
- Say
- 2,625.50
From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1762. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.
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