Civil Estimation Guides
Practical, source-based explainers on CPWD billing, NSR & DSR rate analysis, cost indices, and construction estimation in India — written to go alongside Mulyankan's tools.
How CPWD RA & Final Bills Are Prepared
From Measurement Book to net payment: understand abstracts, extra items, deviations, materials, recoveries, and checks.
Rate AnalysisHow to Do Rate Analysis in Civil Engineering
Step-by-step: the components of a unit rate — material, labour, CPOH, cess, and GST — with a worked example.
Rate AnalysisWhat is CPOH in Rate Analysis? Full Form & Calculation
CPOH's full form, what it actually covers, where it sits in the rate build-up, and a complete worked calculation.
Rate AnalysisNSR vs DSR: What's the Difference?
What each term means, when to use which, and how NSR and DSR work together in one estimate.
Cost IndexHow the CPWD Building Cost Index is Calculated
What the BCI measures, how CPWD calculates it from weighted components, and how to apply it to a rate.
Minimum WagesMinimum Wages for Construction Labour in India
Central vs State schedules, skill categories, Area A/B/C, and the Basic + VDA structure that revises every six months.