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CPWD Analysis of Rates · Drainage

Making soak pit 2.5 m diameter 3.0 metre deep with 45 x 45 cm dry brick honey comb shaft with bricks and S.W. drain pipe 100 mm diameter, 1.8 m long complete as per standard design

With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Item number
19.32.1
Analysis basis
Details of cost for one soak pit
Priced inputs
14
Derived rate
26,861.90 / one soak

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 19.32.1 Making soak pit 2.5 m diameter 3.0 metre deep with 45 x 45 cm dry brick honey comb shaft with bricks and S.W. drain pipe 100 mm diameter, 1.8 m long complete as per standard design With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 — is derived from 14 priced inputs for one soak and works out to ₹26,861.90 per one soak after water charges, GST, CPOH and cess. The full build-up is below.

  • Earth work in excavation including disposal of surplus earth 3.14/4x(2.5)²x3m =
  • 14.73 cum
  • = 3.14/4x(2.5)² x 1.5 m = 7.37 cum
  • 2nd class bricks
  • perimetre = 4x0.35 =1.40 m
  • Area = 1.40x2.925 m = 4.1 sqm
  • Number of brick = 4.1x487x0.066 =
  • 131.78
  • Wastage 10% = 13.718
  • Total= 144.96 Say 145 numbers
  • Brick bats = 3.14/4x(1.2)²x2.925m =3.33
  • cum
  • Net qty= 2.74 cum
  • Brick aggregate 50 to 80 mm nominal
  • size = 3.14x1.50x0.03x2.925 m = 4.13
  • cum
  • Brick aggregate 40 mm nominal size
  • = 3.14x2.15x0.35x2.925 m =6.91 cum
  • Carriage of brick bats and aggregate
  • Precast R.C.C.slabs 7.5 cm thick in
  • cement concrete 1:1.5:3 (1 cement : 1.5
  • coarse sand : 3 graded stone aggregate
  • 20 mm nominal size)
  • 0.45x0.45x0.075 m = 0.02 cum
  • Reinforcement @ 80 kg/cum = 0.02x80
  • =1.6 kg
  • 2nd class brick edging laid length wise
  • with half brick depth
  • 3.14x2.6 m =8.17 m
  • Deduct = 0.45x0.45x2.925 m = 0.59 cum
CodeInputUnitQuantityRate (INR)Amount (INR)
Rate as per item no. 2.8.1 of SH: Earth workRate as per item 2.8.1Sub-analysiscum14.73260.303,834.22
2602Common burnt clay F.P.S. (non modular) bricks class designation 7.5Material1000 Nos0.1454,724.00684.98
0362Brick batsMaterialcum2.74525.001,438.50
0285Brick Aggregate (Single size) : 63 mm nominal sizeMaterialcum4.13700.002,891.00
0287Brick Aggregate (Single size) : 40 mm nominal sizeMaterialcum6.91700.004,837.00
1854Stoneware pipes grade A (60 cm long) 100 mm diaMaterialeach377.00231.00
9999Single matting 2.5x2.5 m = 6.25 sqmMaterialL.S.112.142.27254.56
Rate as per item no 5.12 of SH : RCCRate as per item 5.12Sub-analysiscum0.0210,585.90211.72
Rate as per item no. 5.22.6 of SH : RCC workRate as per item 5.22.6Sub-analysiskg1.6107.85172.56
Rate as per item no. 16.8.1 of SH : Road workRate as per item 16.8.1Sub-analysismetre8.1753.45436.69
0123Mason 1st classMason 1st classLabourday0.5897.00448.50
0124Mason 2nd classMason 2nd classLabourday0.5816.00408.00
0114BeldarLabourday3736.002,208.00
0115CoolieLabourday3736.002,208.00
TOTAL
20,264.73
Add 1 % Water charges on “W-A”
156.10
TOTAL
20,420.83
Add GST on “X-A” (multiplying factor 0.2127)
3,353.35
TOTAL
23,774.18
Add 15% CPOH on “Y-A”
2,867.85
TOTAL
26,642.03
Add Cess @ 1% on “Z-A”
219.87
Cost of one soak pit
26,861.90
Say
26,861.90

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1774. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.

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