#quantity take-off

Mechanical, Electrical and Plumbing contractors use BIM for coordination, fabrication-ready shop drawings, quantity take-off and installation sequencing. This guide explains contractor workflows, model ownership and how to hire supporting specialists.

BIM quantity take-off extracts measurable quantities from models for estimating and cost control. Accuracy depends on modeling rules, classification and exclusions. This guide explains the method, limits and how buyers should brief QTO work.