CPWD Analysis of Rates · Drainage
Providing sand cast iron drop connection externally for 60 cm drop from branch sewer line to main sewer manhole including inspection and cleaning eye with chain and lid, sand cast iron drop pipe and bend encased all-round with cement concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) with all centering and shuttering required, cutting holes in walls and making good with brick work in cement mortar 1:4 (1 cement : 4 coarse sand) plastered with cement mortar 1:3 (1 cement : 3 coarse sand) on inside of the manhole wall, lead caulked joints between sand cast iron pipes and fittings, stiff cement mortar 1:1 (1 cement : 1 fine sand) joints between sand cast iron tee and S.W. pipe, making required channels complete as per standard design and specifications
100 mm dia sand cast iron drop connection
- Item number
- 19.22.1
- Analysis basis
- Details of cost for one drop connection
- Priced inputs
- 16
- Derived rate
- ₹12,172.05 / one drop
Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 19.22.1 — Providing sand cast iron drop connection externally for 60 cm drop from branch sewer line to main sewer manhole including inspection and cleaning eye with chain and lid, sand cast iron drop pipe and bend encased all-round with cement concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) with all centering and shuttering required, cutting holes in walls and making good with brick work in cement mortar 1:4 (1 cement : 4 coarse sand) plastered with cement mortar 1:3 (1 cement : 3 coarse sand) on inside of the manhole wall, lead caulked joints between sand cast iron pipes and fittings, stiff cement mortar 1:1 (1 cement : 1 fine sand) joints between sand cast iron tee and S.W. pipe, making required channels complete as per standard design and specifications : 100 mm dia sand cast iron drop connection — is derived from 16 priced inputs for one drop and works out to ₹12,172.05 per one drop after water charges, GST, CPOH and cess. The full build-up is below.
- = 37+30+33 =101 cm =1.00 m
- Length of pipe = 1.00 m. Hence, Qty =
- 1.00 /1.8 =0.556 Nos
- Cutting charges
- Brick work in cement mortar 1:4 (1 cement : 4 coarse sand)
- 0.20x0.20x0.23 = 0.009 cum
- 0.002 cum
- Net Qty= 0.009 - 0.002 = 0.007 cum
- Cement concrete 1:5:10 (1 cement : 5
- fine sand : 10 graded stone aggregate 40
- mm nominal size)
- 0.40x0.45x1.05 m = 0.189 cum
- 0.40x0.25x0.40 = 0.040 cum
- Total= 0.229 cum
- 1/2x3.14x0.10x0.10x1.50 = 0.012 cum
- Toothing portion
- 2x0.40x0.05x0.10 m = 0.004 cum =
- 0.016 cum
- Net Qty= 0.229-0.016 = 0.213 cum Say
- 0.21 cum
- 12 mm cement plaster 1:3 (1 cement : 3
- coarse sand) finished with floating coat of
- neat cement
- 1x0.25x0.25 m = 0.0625 Say 0.06 sqm
- Providing lead caulked joints to 100 mm
- diameter pipe and special
- Form work
- 1.30x1.05 m = 1.36 sqm
- For cutting holes 5 cm deep in alternate course of brick work benching and
- channel
- Less pipe 1/2x3.14x0.10x0.10x0.23 =
- Less pipe portion
| Code | Input | Unit | Quantity | Rate (INR) | Amount (INR) |
|---|---|---|---|---|---|
| 1617 | S.C.I. soil, waste and vent single socketed pipe 1.80 metres long: 100mm diaS.C.I. soil, waste and vent single socketed pipe 1.80 metres long:100 mm diaMaterial | each | 0.556 | 1,200.00 | 667.20 |
| 9977 | Carriage of pipeMaterial | L.S. | 1.43 | 2.27 | 3.25 |
| Rate as per item no 18.83.2 of SH: Water supplyRate as per item 18.83.2Sub-analysis | each cut | 3 | 194.70 | 584.10 | |
| 1336 | Clearing eye with chain and lid 100 mm diaMaterial | each | 1 | 50.00 | 50.00 |
| 1621 | S.C.I. plain bend 100 mm diaMaterial | each | 1 | 300.00 | 300.00 |
| 1628 | S.C.I. plain single equal junctions 100x100x100 mm diaMaterial | each | 1 | 410.00 | 410.00 |
| Rate as per item no 6.1.1 of SH : Brick WorkRate as per item 6.1.1Sub-analysis | cum | 0.007 | 7,370.65 | 51.59 | |
| Rate as per item no 4.1.11 of SH : Concrete WorkRate as per item 4.1.11Sub-analysis | cum | 0.21 | 6,189.65 | 1,299.83 | |
| Rate as per item no 13.9.1 of SH : FinishingRate as per item 13.9.1Sub-analysis | sqm | 0.06 | 449.55 | 26.97 | |
| Rate as per item no. 12.39.1 of SH : RoofingRate as per item 12.39.1Sub-analysis | each | 4 | 580.50 | 2,322.00 | |
| 9999 | Providing joint to S.W. pipe with cement mortar 1:1 (1 cement : 1 fine sand)Material | L.S. | 26.91 | 2.27 | 61.09 |
| Rate as per item no 5.9.2 of SH : RCCRate as per item 5.9.2Sub-analysis | sqm | 1.36 | 842.50 | 1,145.80 | |
| 9988 | Sundries including carriage of bends etc.Material | L.S. | 26.91 | 2.27 | 61.09 |
| 0123 | Mason 1st classMason 1st classLabour | day | 0.7 | 897.00 | 627.90 |
| 0124 | Mason 2nd classMason 2nd classLabour | day | 0.7 | 816.00 | 571.20 |
| 0114 | BeldarLabour | day | 2.7 | 736.00 | 1,987.20 |
- TOTAL
- 10,169.22
- Add 1 % Water charges on “W-A”
- 47.39
- TOTAL
- 10,216.61
- Add GST on “X-A” (multiplying factor 0.2127)
- 1,018.05
- TOTAL
- 11,234.66
- Add 15% CPOH on “Y-A”
- 870.66
- TOTAL
- 12,105.32
- Add Cess @ 1% on “Z-A”
- 66.75
- Cost of one drop connection
- 12,172.07
- Say
- 12,172.05
From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1749. 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. Arched reads the tender, maps it to the applicable schedule, and flags where the numbers are exposed before submission.
See how estimation works