CPWD Analysis of Rates · New Technologies and Materials
Providing and inserting 12mm dia galvanised steel injection nipple in honey comb area and along crack line including drilling of holes of required diametre (20mm to 30mm) up to depth from 30mm to 80mm at required spacing and making the hole & crack dust free by blowing compressed air, sealing the distance between injection nipple with adhesive chemical of approved make and allow it to cure complete as per direction of Engineer-In-Charge
- Item number
- 26.39
- Analysis basis
- Details of cost for 20.00 Nos Hole
- Priced inputs
- 7
- Derived rate
- ₹236.90 / hole
Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 26.39 — Providing and inserting 12mm dia galvanised steel injection nipple in honey comb area and along crack line including drilling of holes of required diametre (20mm to 30mm) up to depth from 30mm to 80mm at required spacing and making the hole & crack dust free by blowing compressed air, sealing the distance between injection nipple with adhesive chemical of approved make and allow it to cure complete as per direction of Engineer-In-Charge — is derived from 7 priced inputs for 20.00 Nos and works out to ₹236.90 per hole after water charges, GST, CPOH and cess. The full build-up is below.
- (750 mm deep & 20 mm Dia Hole)
- Volume of hole =20x(3.14/4)
- x2.00x2.00x7.5=471 cub cm.
- Adhesive @ 40% of 471 ml=188.40 ml, Say
- 188 ml
- (One Bit done 20 Holes only)
| Code | Input | Unit | Quantity | Rate (INR) | Amount (INR) |
|---|---|---|---|---|---|
| 7921 | Adhesive chemicalMaterial | ml | 188 | 2.00 | 376.00 |
| 7922 | Bit of drilling machine for Hole upto 30mm diaBit of drilling machine for Hole upto 30 mm diaMaterial | each | 1 | 550.00 | 550.00 |
| 7923 | GI injection nipple 12mm dia, 75mm longGI injection nipple 12 mm dia, 75 mm longMaterial | each | 20 | 50.00 | 1,000.00 |
| 7924 | Blowing compressed air for cleaning holes upto 30mm diaBlowing compressed air for cleaning holes upto 30 mm diaMaterial | each | 20 | 10.00 | 200.00 |
| 0155 | Mason (average)Labour | day | 0.5 | 857.00 | 428.50 |
| 0115 | CoolieLabour | day | 0.5 | 736.00 | 368.00 |
| 0101 | BhistiLabour | day | 0.5 | 816.00 | 408.00 |
- TOTAL
- 3,330.50
- Add 1 % Water charges on “W”
- 33.31
- TOTAL
- 3,363.81
- Add GST on “X” (multiplying factor 0.2127)
- 715.48
- TOTAL
- 4,079.29
- Add 15% CPOH on “Y”
- 611.89
- TOTAL
- 4,691.18
- Add Cess @ 1% on “Z”
- 46.91
- Cost of 20 Nos hole
- 4,738.09
- Cost of 1 hole
- 236.90
- Say
- 236.90
From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1960. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.
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