Disinfecting C.I. water mains by flushing with water containing bleaching powder @ 0.5 gms per litre of water and cleaning the same with fresh water, operation to be repeated three times including getting the sample of water from the disinfected main tested in the municipal laboratory
- Item number
- 18.80.10
- Analysis basis
- 100 metres
- Priced inputs
- 4
- Derived rate
- ₹8,635.75/ METRES
Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 18.80.10 (Disinfecting C.I. water mains by flushing with water containing bleaching powder @ 0.5 gms per litre of water and cleaning the same with fresh water, operation to be repeated three times including getting the sample of water from the disinfected main tested in the municipal laboratory 450 mm diameter C.I. pipe) is derived from 4 priced inputs for 100 metres and works out to ₹8,635.75 per metres after water charges, GST, CPOH and cess. The full build-up is below.
- Bleaching powder
- 3x3.14/4x(450/10)²x (100x100)/1000x 0.5
- gms = 23856.50 gms Say 0.239 q
| Code | Type | Input | Unit | Quantity | Rate (INR) | Amount (INR) |
|---|---|---|---|---|---|---|
| 1301 | MAT | Bleaching powder | quintal | 0.239 | 1,700.00 | 406.30 |
| 0116 | LAB | Fitter (grade 1) | day | 2.13 | 897.00 | 1,910.61 |
| 0114 | LAB | Beldar | day | 4.92 | 736.00 | 3,621.12 |
| 9999 | MAT | Sundries including testing of samples | L.S. | 58.24 | 2.27 | 132.20 |
- TOTAL
- 6,070.23
- Add 1 % Water charges on “W”
- +60.70
- TOTAL
- 6,130.93
- Add GST on “X” (multiplying factor 0.2127)
- +1,304.05
- TOTAL
- 7,434.98
- Add 15% CPOH on “Y”
- +1,115.25
- TOTAL
- 8,550.23
- Add Cess @ 1% on “Z”
- +85.50
- Cost of 100 metre
- 8,635.73
- SAY
- ₹8,635.75
- PUBLISHED BY
- Central Public Works Department (CPWD)
- EDITION
- DAR 2023 · Delhi
- EFFECTIVE
- 2023-09-14Both volumes are dated 14 September 2023 on their title pages.
- RETRIEVED
- 2026-09-08
- GST
- 18%, added in each item's build-up
- PRINTED PAGE
- 1572
From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1572. For reference only. CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.
Use this rate in a live estimate
This is the CPWD base analysis. A real estimate adjusts it for the project's inputs and the current cost index, then maps it to the tender's BOQ. We can do this for you: send the tender and we return a priced BOQ on the applicable schedule, with rate build-ups and an engineer's sign-off.