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CPWD Analysis of Rates · Roofing

Extra for providing and fixing wind ties of 40x 6 mm flat iron section

Item number
12.11
Analysis basis
Details of cost for 300 metre
Priced inputs
4
Derived rate
195.60 / metre

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 12.11 Extra for providing and fixing wind ties of 40x 6 mm flat iron section — is derived from 4 priced inputs for 300 metre and works out to ₹195.60 per metre after water charges, GST, CPOH and cess. The full build-up is below.

  • Extra for providing and fixing wind ties of
  • 40x6mm flat iron section.
  • M.S. flat 40x6mm = 300 metre+
  • wastage @ 5% = 15 metre
  • = 315 metres @ 1.9 Kg per metre
  • = 598.5 Kg. = 5.985 quintal
CodeInputUnitQuantityRate (INR)Amount (INR)
1008Flats upto 10 mm in thicknessFlats up to 10 mm in thicknessMaterialquintal5.9855,450.0032,618.25
9999SundriesMaterialL.S.206.72.27469.21
0102Blacksmith 1st classLabourday5897.004,485.00
0114BeldarLabourday5736.003,680.00
TOTAL
41,252.46
Add 1 % Water charges on “W”
412.52
TOTAL
41,664.98
Add GST on “X” (multiplying factor 0.2127)
8,862.14
TOTAL
50,527.12
Add 15% CPOH on “Y”
7,579.07
TOTAL
58,106.19
Add Cess @ 1% on “Z”
581.06
Cost of 300 metre
58,687.25
Cost of 1.00 metre
195.62
Say
195.60

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 864. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.

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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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