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CPWD Analysis of Rates · Earth Work

Extra for planking and strutting in open timbering if required to be left permanently in position. (Face area of the timber permanently left to be measured)

Item number
2.23
Analysis basis
Details of cost for a trench of length 30m
Priced inputs
3
Derived rate
872.55 / a trench

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 2.23 Extra for planking and strutting in open timbering if required to be left permanently in position. (Face area of the timber permanently left to be measured) — is derived from 3 priced inputs for a trench and works out to ₹872.55 per a trench after water charges, GST, CPOH and cess. The full build-up is below.

  • and 1.5m deep surface area - 2x30x1.5 = 90
  • sqm.
  • Poling boards of
  • 1.50mx0.25x0.038
  • 2x40x1.50x0.25x0.038 = 1.14cum = 1140
  • cudm
  • be used once before = 1140 - 142.5 = 997.5
  • dm
  • Walling 100mmx 100mm of
  • 4x30mx0.10 mx0.10 m = 1.20cum= 1200
  • cudm
  • be used once before = 1200 - 150 = 1050
  • dm
  • Struts of
  • and 1.5m long
  • 2x17x1.5= 51m
  • be used once before = 51 - 6.37 = 44.63 m
  • Less @ 1/8 of Qty as timber is supposed to
  • Less @ 1/8 of Qty as timber is supposed to
  • Less @ 1/8 of Qty as timber is supposed to
CodeInputUnitQuantityRate (INR)Amount (INR)
1198Second class kail wood in planksMaterial10 cudm99.75260.0025,935.00
1197Second ³ class kail wood in scantlingSecond class kail wood in scantlingMaterial10 cudm105260.0027,300.00
0302Safeda ³ ballies 125 mm diameterSafeda ballies 125 mm diameterMaterialmetre44.6344.001,963.72
TOTAL
55,198.72
Add 1 % Water charges on "W"
551.99
TOTAL
55,750.71
Add GST on "X" (multiplying factor 0.2127)
11,858.18
TOTAL
67,608.89
Add 15% CPOH on "Y"
10,141.33
TOTAL
77,750.22
Add Cess @ 1% on "Z"
777.50
Cost of 90 sqm.
78,527.72
Cost per sqm.
872.53
Say
872.55

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 125. 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.

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