BIM 101 Overview - From Hand Drawings, CAD and now BIM

Abstract:

Architects, engineers, owners, contractors and building product manufacturers have been part of an amazing, and rapid transformation in how we communicate our building designs.  We have gone from hand drawing, to CAD, to BIM is less than 25 years.  This transformation has resulted in opinions as to which is best, fastest, results in the best designs and what should be taught in school.  This article will provides an overview on each of these drawing approaches.

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