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CPWD Estimation & Billing Guides

Working guides for the parts of a CPWD job that are easy to get wrong and expensive to redo — written for estimators, site engineers and contractors, with worked examples and the mistakes that actually cause bills to come back.

NS Item Rate Analysis: the CPWD Format, Step by Step

How to work out and justify the rate for a non-schedule (NS) or extra item on a CPWD contract — the order of preference under Clause 12, the analysis format, a worked example, and the mistakes that get an NS rate sent back.

Computerized Measurement Book: Format, Columns and Rules

The format of a CPWD computerized measurement book — every column in the measurement table, how deductions and part rates are recorded, the deviation limit, test check entries, and how the MB feeds the running account bill. With a worked measurement.

CPWD Form 26: the Running Account Bill and its Memorandum of Payments

What CPWD Form 26 contains — Part I account of work executed, Part II secured advances, and the Memorandum of Payments with its additions, recoveries and withheld amounts. Includes a fully worked RA bill with numbers.

DSR vs DAR: what the difference actually is

DSR is the published rate; DAR is the analysis that produced it. What each contains, how they relate, when you need one rather than the other, and how the cost index sits between them.

Just need a definition? Try the glossary. Or browse the CPWD DSR Civil 2023 rate list and the material coefficient tables.