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CPWD Analysis of Rates · Water Proofing

Providing and laying water proofing treatment to vertical and horizontal surfaces of depressed portions of W.C., kitchen and the like consisting of: (i) Ist course of applying cement slurry @ 4.4 kg/sqm mixed with water proofing compound conforming to IS 2645 in recommended proportions including rounding off junction of vertical and horizontal surface. (ii) IInd course of 20 mm cement plaster 1:3 (1 cement : 3 coarse sand) mixed with water proofing compound in recommended proportion including rounding off junction of vertical and horizontal surface. (iii) IIIrd course of applying blown or residual bitumen applied hot at 1.7 kg. per sqm of area. (iv) IVth course of 400 micron thick PVC sheet. (Overlaps at joints of PVC sheet should be 100 mm wide and pasted to each other with bitumen @ 1.7 kg/sqm)

Item number
22.3
Analysis basis
Details of cost for 10 sqm
Priced inputs
14
Derived rate
769.60 / sqm

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 22.3 Providing and laying water proofing treatment to vertical and horizontal surfaces of depressed portions of W.C., kitchen and the like consisting of: (i) Ist course of applying cement slurry @ 4.4 kg/sqm mixed with water proofing compound conforming to IS 2645 in recommended proportions including rounding off junction of vertical and horizontal surface. (ii) IInd course of 20 mm cement plaster 1:3 (1 cement : 3 coarse sand) mixed with water proofing compound in recommended proportion including rounding off junction of vertical and horizontal surface. (iii) IIIrd course of applying blown or residual bitumen applied hot at 1.7 kg. per sqm of area. (iv) IVth course of 400 micron thick PVC sheet. (Overlaps at joints of PVC sheet should be 100 mm wide and pasted to each other with bitumen @ 1.7 kg/sqm) — is derived from 14 priced inputs for 10 sqm and works out to ₹769.60 per sqm after water charges, GST, CPOH and cess. The full build-up is below.

  • Cement slurry @ 4.4 kg/sqm = 44.00 kg or 0.044 t
  • 10x1.70= 17 kg+ 5% for overlaps of pvc sheet
  • and wastage = 0.018 t
  • Cement slurry = 44 kg
  • Cement plaster 1:3=5.1x100x0.224=114.24 kg
  • Total = 158.24 kg = 3.16 Bags of 50 kg of
  • cement
  • LABOUR for Bitumen coat and laying pvc sheet
CodeInputUnitQuantityRate (INR)Amount (INR)
0367Portland Cement (OPC-43 grade)Materialtonne0.0445,156.00226.86
Rate as per Item No.3.8 of SH: MORTARSRate as per item 3.8Sub-analysiscum0.2244,881.951,093.56
0155Mason (average)Labourday0.94857.00805.58
0115CoolieLabourday1.02736.00750.72
0101BhistiLabourday1.1816.00897.60
9999Scafolding and sundriesMaterialL.S.12.612.2728.62
0313Blown type petroleum bitumen of penetration 85/25 of approved qualityMaterialtonne0.01838,250.00688.50
3002Polyvinyle chloride sheet 400 micron thick i/c 5% for overlapsPolyvinyl chloride sheet 400 micron thickMaterialsqm10.547.00493.50
9977CARRIAGEMaterialL.S.132.2729.51
1213Water proofing materials@0.10 kg per 50 kg of cement usedWater proofing materialsMaterialkilogram0.3245.0014.40
0131PainterLabourday0.2816.00163.20
0114BeldarLabourday0.2736.00147.20
0130MistryLabourday0.06897.0053.82
9999SundriesMaterialL.S.7.282.2716.53
TOTAL
5,409.60
Add 1 % Water charges on “W”
54.10
TOTAL
5,463.70
Add GST on “X” (multiplying factor 0.2127)
1,162.13
TOTAL
6,625.83
Add 15% CPOH on “Y”
993.87
TOTAL
7,619.70
Add Cess @ 1% on “Z”
76.20
Cost for 10 sqm
7,695.90
Cost for 1 sqm
769.59
Say
769.60

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1847. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.

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