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CPWD Analysis of Rates · Roofing

Providing & fixing at all heights, levels and locations Mill finish Aluminium alloy roofing sheets of alloy IS designation 31500, temper Hx8 conforming to IS 737 and dimensions as per IS code 2676 with characteristics of good formability and corrosion resistance. The profile sheets shall be fixed to truss members in slope or required pitch or curvature with Hex cap headed self drilling/tapping Stainless steel screws M6, 50 mm long with 3 mm EPDM seal washer etc. all inclusive of labour, scaffolding, T&P and sundries etc. complete as per directions of the Engineer-In-Charge. (Cost of truss/frame work shall be paid separately)

0.56mm Aluminium Circular (sinusoidal) profile with center to center pitch of 75 mm, depth of 19 mm, overall profile width 1250mm,cover width 1150mm

CPWD DAR 2023›Roofing
Item number
12.64.7
Analysis basis
Details of cost for 216.14 sqm.
Priced inputs
8
Derived rate
₹1,012.15 / sqm

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 12.64.7 — Providing & fixing at all heights, levels and locations Mill finish Aluminium alloy roofing sheets of alloy IS designation 31500, temper Hx8 conforming to IS 737 and dimensions as per IS code 2676 with characteristics of good formability and corrosion resistance. The profile sheets shall be fixed to truss members in slope or required pitch or curvature with Hex cap headed self drilling/tapping Stainless steel screws M6, 50 mm long with 3 mm EPDM seal washer etc. all inclusive of labour, scaffolding, T&P and sundries etc. complete as per directions of the Engineer-In-Charge. (Cost of truss/frame work shall be paid separately) 0.56mm Aluminium Circular (sinusoidal) profile with center to center pitch of 75 mm, depth of 19 mm, overall profile width 1250mm,cover width 1150mm — is derived from 8 priced inputs for 216.14 sqm and works out to ₹1,012.15 per sqm after water charges, GST, CPOH and cess. The full build-up is below.

  • Consider a shed of 20 x 10 meters.
  • (External dimensions of plinth)
  • Area of roof- 20.20x10.70m = 216.14 sqm.
  • MATERIAL:
  • Sheets used = 18 Nos x 10.70mx1.250m=
  • Total = 240.75sqm.
  • Total = 247.97sqm
  • (per sqm 4 nos) 216.14x4=864.55 no’s
  • LABOUR:
  • Add 3% wastage = 7.22sqm
CodeInputUnitQuantityRate (INR)Amount (INR)
3057Aluminium Circular(sinusoidal) profile sheet 0.56mm thick with center to center pitch of 75 mm, depth of 19 mm, overall profile width 1250mm,cover width 1150mmAluminium Circular(sinusoidal) profile sheet 0.56 mm thick with center to center pitch of 75 mm, depth of 19 mm, overall profile width 1250 mm,cover width 1150 mmMaterialsqm247.97534.001,32,415.98
9999Carriage of sheetsMaterialL.S.1042.27236.08
3074Stainless steel self tapping screw of 6x50mm with SS hex cap and 3mm thick EPDM sealStainless steel self tapping screw of 6x50 mm with SS hex cap and 3 mm thick EPDM sealMaterial100 Nos8.65511.004,420.15
9999Carriage of screws, washersMaterialL.S.8.062.2718.30
9999SundriesMaterialL.S.39.522.2789.71
0130MistryLabourday2.34897.002,098.98
0112HelperCarpenter 2nd classLabourday9.34816.007,621.44
0114BeldarLabourday9.34736.006,874.24
Total
1,53,774.88
Add 1 % Water charges on “W”
1,537.75
TOTAL
1,55,312.63
Add GST on “X” (multiplying factor 0.2127)
33,035.00
TOTAL
1,88,347.63
Add 15% CPOH on “Y”
28,252.14
TOTAL
2,16,599.77
Add Cess @ 1% on “Z”
2,166.00
Cost of 216.14 sqm
2,18,765.77
Cost of 1 sqm
1,012.15
Say
1,012.15

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 936. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.

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