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CPWD Analysis of Rates · Conservation of Heritage Buildings

Applying breathable, non-reactive, antifungal, and water repellant Silane/Siloxane chemical as approved by Archaeological Survey of India/ Engineer-in-charge, of approved brand and manufacture, diluted with solvent mineral Turpentine oil in the ratio of 1:12 (One part of approved chemical :12 Part of Turpentine oil), on the existing sand stone masonry surface with two or more coats to give uniform application of chemical on the surface, all complete as per direction of Engineer-In-charge (The rate is inclusive of all materials & labours involved except scaffolding)

Item number
24.8
Analysis basis
Detail of cost for 45 sqm
Priced inputs
5
Derived rate
109.90 / sqm

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 24.8 Applying breathable, non-reactive, antifungal, and water repellant Silane/Siloxane chemical as approved by Archaeological Survey of India/ Engineer-in-charge, of approved brand and manufacture, diluted with solvent mineral Turpentine oil in the ratio of 1:12 (One part of approved chemical :12 Part of Turpentine oil), on the existing sand stone masonry surface with two or more coats to give uniform application of chemical on the surface, all complete as per direction of Engineer-In-charge (The rate is inclusive of all materials & labours involved except scaffolding) — is derived from 5 priced inputs for 45 sqm and works out to ₹109.90 per sqm after water charges, GST, CPOH and cess. The full build-up is below.

CodeInputUnitQuantityRate (INR)Amount (INR)
7768Water repallent chemical approved by ASIMateriallitre11,190.001,190.00
7770Turpentine oilMateriallitre1260.00720.00
0131PainterLabourday1816.00816.00
0114BeldarLabourday1736.00736.00
9999Handling / Transportation chargesMaterialL.S.62.2713.62
TOTAL
3,475.62
Add 1 % Water charges on “W”
34.76
TOTAL
3,510.38
Add GST on “X” (multiplying factor 0.2127)
746.66
TOTAL
4,257.04
Add 15% CPOH on “Y”
638.56
TOTAL
4,895.60
Add Cess @ 1% on “Z”
48.96
Cost of 45.00 sqm
4,944.56
Cost of 1.00 sqm
109.88
Say
109.90

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 1894. 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.

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