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)
Circular manhole 140 cm dia with circular cover 600 mm dia of grade EHD - 35
- Item number
- 19.26.4
- Analysis basis
- Details of cost for one manhole
- Priced inputs
- 4
- Derived rate
- ₹320.15 / one manhole
Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 19.26.4 — 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) : Circular manhole 140 cm dia with circular cover 600 mm dia of grade EHD - 35 — is derived from 4 priced inputs for one manhole and works out to ₹320.15 per one manhole after water charges, GST, CPOH and cess. The full build-up is below.
- Dismantling of C.C slab of 1:2:4 (1 cement 2 coarse sand : 4 aggregate stone
- 20 mm nominal size)
- = 3.14/4x(0.985)²x0.15 = 0.114 cum
- 0.095 cum
- Net qty= 0.019 cum Say 0.02 cum
- C.C work 1:2:4 ( 1 cement : 2 coarse
- sand 4 graded stone aggregate 20 mm
- nominal size )
- 3.14/4x(0.985)²x0.15 = 0.114 cum
- 3.14/4x(0.90)²x0.15 =(-) 0.095 cum
- Net qty= 0.019 cum Say 0.02 cum
- Less cover =3.14/4x(0.90)²x0.15 =(-)
- Less portion cover with frame =
| 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 | 0.02 | 3,551.25 | 71.03 | |
| 9999 | Removal of R.C.C cover and frameMaterial | L.S. | 8.06 | 2.27 | 18.30 |
| Rate as per item no 4.1.3 of SH : Concrete WorkRate as per item 4.1.3Sub-analysis | cum | 0.02 | 7,878.50 | 157.57 | |
| 9999 | SundriesMaterial | L.S. | 20.28 | 2.27 | 46.04 |
- TOTAL
- 292.94
- Add 1 % Water charges on “W-A”
- 0.64
- TOTAL
- 293.58
- Add GST on “X-A” (multiplying factor 0.2127)
- 13.82
- TOTAL
- 307.40
- Add 15% CPOH on “Y-A”
- 11.82
- TOTAL
- 319.22
- Add Cess @ 1% on “Z-A”
- 0.91
- Cost of one no
- 320.13
- Say
- 320.15
From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1764. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.
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