Module 8 of 10
Site Execution and QA/QC for the QS
The site habits that keep measured quantities and quality defensible: measurement technique, pour cards and checklists, concrete acceptance, tolerances, and the execution errors that quietly blow budgets.
After this module you can
You can run measurement and quality checks on site that stand up in a billing dispute — with records that prove both the quantity and the quality of what you are billing.
- 8.1 Measuring on Site: Tools, Technique and HonestyTwo bills for the same excavation can differ by 21 m3. The difference is measurement technique — and the discipline of measuring to the payment line, before the work disappears.8 min read
- 8.2 Pour Cards and Checklists That Protect Your BillingA signed pour card is one page that proves quantity, quality and approval at once. Without it, your RA bill is one question away from a deduction.7 min read
- 8.3 Concrete Quality: Slump, Cubes and AcceptanceHow many cubes does 45 m3 of concrete actually need, what slump should each element get, and what exactly makes a 28-day result pass or fail under IS 456.9 min read
- 8.4 Execution Errors That Quietly Blow the BudgetNobody signs off a budget overrun. It leaks in 10 mm at a time — through plaster, slab thickness, over-digging and skipped curing. Here is what each leak costs in rupees.8 min read
- 8.5 Tolerances, Rework and Who Pays for ItA column comes out 470 mm against a 450 mm drawing. Is that rework, a deduction, or nothing at all? Tolerances draw the line — and decide whose money moves.7 min read
- 8.6 Safety Items That Belong in the EstimateAn unpriced safety item is a safety item that will be skipped. Here is what site safety actually costs in rupees — and where it sits in the BOQ.7 min read