Skip to main content

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

150 mm dia sand cast iron drop connection

Item number
19.22.2
Analysis basis
Details of cost for one drop connection
Priced inputs
16
Derived rate
16,577.80 / one drop

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 19.22.2 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 : 150 mm dia sand cast iron drop connection — is derived from 16 priced inputs for one drop and works out to ₹16,577.80 per one drop after water charges, GST, CPOH and cess. The full build-up is below.

  • = 34.5+30+37 =101.5cm say 1.00 m
  • Length of pipe = 1m. 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
  • 0.004 cum
  • Net Qty= 0.005 cum
  • Cement concrete 1:5:10 (1 cement : 5
  • fine sand : 10 graded stone aggregate 40
  • mm nominal size)
  • 0.45x0.50x1.15 m = 0.259 cum
  • 0.45x0.25x0.45 = 0.0510 cum
  • = 0.310 cum
  • 1/4x3.14x0.15x0.15x1.50 = 0.027 cum
  • Toothing portion
  • 3x0.45x0.05x0.10 m = 0.004 cum
  • = 0.027 + 0.004 = 0.031 cum
  • Net Qty 0.310-0.031 = 0.279 cum. Say
  • 0.28 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 150 mm
  • diameter pipe and special
  • Form work
  • 1.450x1.15 m = 1.67 sqm
  • For cutting holes 45 holes 5 cm deep
  • toothing in alternate course of brick work
  • benching and making channel
  • Less pipe 1/2x3.14x0.15x0.15x0.23 =
  • Less pipe portion
CodeInputUnitQuantityRate (INR)Amount (INR)
1618S.C.I. soil, waste and vent single socketed pipe 1.80 metres long: 150mm diaS.C.I. soil, waste and vent single socketed pipe 1.80 metres long:150 mm diaMaterialeach0.5561,800.001,000.80
9977Carriage of pipeMaterialL.S.1.822.274.13
Rate as per item no 18.83.4 of SH Water SupplyRate as per item 18.83.4Sub-analysiseach cut3365.701,097.10
1337Clearing eye with chain and lid 150 mm diaMaterialeach160.0060.00
1622S.C.I. plain bend 150 mm diaMaterialeach1500.00500.00
7087S.C.I. Tee 150 mmMaterialeach1621.00621.00
Rate as per item no 6.1.1 of SH : Brick WorkRate as per item 6.1.1Sub-analysiscum0.0057,370.6536.85
Rate as per item no 4.1.11 of SH : ConcreteRate as per item 4.1.11Sub-analysiscum0.286,189.651,733.10
Rate as per item no 13.9.1 of SH : FinishingRate as per item 13.9.1Sub-analysissqm0.06449.5526.97
Rate as per item no. 12.39.2 of SH : RoofingRate as per item 12.39.2Sub-analysiseach4798.003,192.00
9999Providing joint to S.W. pipe with cement mortar 1:1 (1 cement : 1 fine sand)MaterialL.S.39.912.2790.60
Rate as per item no 5.9.2 of SH : RCCRate as per item 5.9.2Sub-analysissqm1.67842.501,406.98
9988Sundries including carriage of bends etcMaterialL.S.34.062.2777.32
0123Mason 1st classMason 1st classLabourday0.85897.00762.45
0124Mason 2nd classMason 2nd classLabourday0.85816.00693.60
0114BeldarLabourday3.5736.002,576.00
TOTAL
13,878.90
Add 1 % Water charges on “W-A”
63.86
TOTAL
13,942.76
Add GST on “X-A” (multiplying factor 0.2127)
1,371.86
TOTAL
15,314.62
Add 15% CPOH on “Y-A”
1,173.24
TOTAL
16,487.86
Add Cess @ 1% on “Z-A”
89.95
Cost of one drop connection
16,577.81
Say
16,577.80

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1751. 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