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CPWD Analysis of Rates · Cladding Work

Providing and fixing cramps of required size & shape in RCC/ CC / Brick masonry backing with cement mortar 1:2 ( 1 cement :2 coarse sand), including drilling necessary hole in stones and embedding the cramp in the hole (fastener to be paid separately)

Gunmetal cramps

Item number
8.7.1
Analysis basis
Details of cost for 1.03kg
Priced inputs
4
Derived rate
723.45

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 8.7.1 Providing and fixing cramps of required size & shape in RCC/ CC / Brick masonry backing with cement mortar 1:2 ( 1 cement :2 coarse sand), including drilling necessary hole in stones and embedding the cramp in the hole (fastener to be paid separately) Gunmetal cramps — is derived from 4 priced inputs and works out to ₹723.45 after water charges, GST, CPOH and cess. The full build-up is below.

  • Gun metal cramp
  • 10 x 0.064 x 0.025 x 0.006 = 9.6 x 10^(-5)
  • 10 x 0.025 x 0.025 x 0.006 = 3.7 x 10^(-5)
  • = 13.3 x 10^(-5)
  • 1.4 x 10^(-5)
  • = 11.9 x 10^5 x 8640 = 1.03 kg
  • Total = 1.08 kg.
  • Cement mortar 1:2 (1 cement : 2 coarse sand)
  • less hole 10 x 0.024 x 0.010 x 0.006 =
  • Add wastage @ 5% = 0.051kg.
CodeInputUnitQuantityRate (INR)Amount (INR)
7338Gun metal crampMaterialgram1.08335.00361.80
9977CarriageMaterialL.S.3.92.278.85
Rate as per Item Number 3.7 of SH: MortarsRate as per item 3.7Sub-analysiscum0.0015,584.505.58
9999Labour for fixing in positionMaterialL.S.652.27147.55
TOTAL
523.78
Add 1 % Water charges on “W”
5.24
TOTAL
529.02
Add GST on “X” (multiplying factor 0.2127)
112.52
TOTAL
641.54
Add 15% CPOH on “Y”
96.23
TOTAL
737.77
Add Cess @ 1% on “Z”
7.38
Cost for 1.03 kg.
745.15
Cost per kg
723.45
Say
723.45

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 390. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.

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