#bill of quantities
- Quantity takeoff — A technical process, preliminary calculation, or engineering operation to determine and analytically evaluate, before starting the execution of construction or installation works, the quantities of materials, volumes of earth or concrete, and necessary labor hours. This centralizing document forms the basis for preparing the cost estimate and bills of quantities for tenders.
- Quantity takeoff — A written component of a technical design, estimate, or preliminary calculation through which the quantities of work and volumes of materials required for a construction are analytically determined based on blueprints and execution details. This centralizing document is indispensable for the correct financial evaluation of the investment and for drafting the bill of quantities for tenders.