Module 4 of 6
Quantities, Cost and Tender
How quantities are taken off from PDF, DWG or a model, how SOR, DSR and rate analysis turn them into a priced BOQ, and how the tender leads to RA bills checked against the measurement book.
After this module you can
You can explain how a BOQ line is built up from quantity and rate, and follow the money from tender to a running bill.
- 4.1 Takeoff from PDF and DWG vs from a ModelQuantities come either from a person measuring drawings or from a model's schedules. Both can be right and both can be wrong. This lesson shows the two routes and the checks that matter.7 min read
- 4.2 SOR, DSR, Rate Analysis and the BOQA BOQ line is quantity times rate. This lesson shows where rates come from (SOR, DSR, market) and builds one rate from bricks, cement, sand and labour to a priced BOQ line.8 min read
- 4.3 Tender to RA Bill and the Measurement BookAfter the tender, money moves through RA bills. This lesson explains the measurement book, cumulative billing, retention and recoveries, with one RA bill worked out.8 min read