Skip to main content

CPWD Analysis of Rates · Water Proofing

Providing and laying water proofing treatment in sunken portion of WCs, bathroom etc., by applying cement slurry mixed with water proofing cement compound consisting of applying : (a) First layer of slurry of cement @ 0.488 kg/sqm mixed with water proofing cement compound @ 0.253 kg/ sqm. This layer will be allowed to air cure for 4 hours. (b) Second layer of slurry of cement @ 0.242 kg/sqm mixed with water proofing cement compound @ 0.126 kg/sqm. This layer will be allowed to air cure for 4 hours followed with water curing for 48 hours. The rate includes preparation of surface, treatment and sealing of all joints, corners, junctions of pipes and masonry with polymer mixed slurry

Item number
22.5
Analysis basis
Details of cost for 10 sqm
Priced inputs
6
Derived rate
617.05 / sqm

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 22.5 Providing and laying water proofing treatment in sunken portion of WCs, bathroom etc., by applying cement slurry mixed with water proofing cement compound consisting of applying : (a) First layer of slurry of cement @ 0.488 kg/sqm mixed with water proofing cement compound @ 0.253 kg/ sqm. This layer will be allowed to air cure for 4 hours. (b) Second layer of slurry of cement @ 0.242 kg/sqm mixed with water proofing cement compound @ 0.126 kg/sqm. This layer will be allowed to air cure for 4 hours followed with water curing for 48 hours. The rate includes preparation of surface, treatment and sealing of all joints, corners, junctions of pipes and masonry with polymer mixed slurry — is derived from 6 priced inputs for 10 sqm and works out to ₹617.05 per sqm after water charges, GST, CPOH and cess. The full build-up is below.

  • Cement 10x(0.488+0.242) = 7.30 kg
  • Sealing fillets 10x0.5 kg / sqm = 5.00 kg
  • Total = 12.30 kg = 0.012 tonne
  • Bonding material 1.6 kgx30x2 = 96 kg
  • Bitumen (blown/residual type) 10x(0.25+0.126)
  • = 3.79 kg
  • Sealing fillets 10x0.10 kg / sqm = 1.00 kg
  • Wastage @ 5% on 4.79 kg = 0.24 kg
  • Total = 5.03 kg Say 5.00 kg
CodeInputUnitQuantityRate (INR)Amount (INR)
0367Portland Cement (OPC-43 grade)Materialtonne0.0125,156.0061.87
8501Polymer modified cementation coatingMaterialkilogram5170.00850.00
0155Mason (average)Labourday2857.001,714.00
0114BeldarLabourday2736.001,472.00
0101BhistiLabourday0.25816.00204.00
9999Sundries, brushes etcMaterialL.S.15.62.2735.41
TOTAL
4,337.28
Add 1 % Water charges on “W”
43.37
TOTAL
4,380.65
Add GST on “X” (multiplying factor 0.2127)
931.76
TOTAL
5,312.41
Add 15% CPOH on “Y”
796.86
TOTAL
6,109.27
Add Cess @ 1% on “Z”
61.09
Cost for 10 sqm
6,170.36
Cost for 1 sqm
617.04
Say
617.05

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1849. 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