![]() Although BIM has gained popularity in recent years, models supplied to general contractors often lack consistent quality that would allow the general contractor to extract data that would facilitate an appropriate quantity take-off and estimate. ![]() However, in recent years, the construction industry has seen a shift toward Building Information Modeling (BIM) and BIM-based quantity take-off (QTO). ![]() Traditionally, quantity take-offs and estimates have been performed and developed with 2-D drawings supplied by the architect to the general contractor (GC).
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