Image courtesy of Mortenson/Power Mortenson/Power used laser scans to check the accuracy of BIM models on the $1-billion Ann and Robert H. Lurie Children's Hospital of Chicago. Related Links: http://enr.construction.com/technology/bim/2012/0430-annual-conference-hums-with-accelerating-uptake.asp Laser Scanning Hits Tipping Point http://enr.construction.com/technology/bim/2010/0609-virtualdesign-1.asp A Hospital Owner's Digital Mandate Most remodeling contractors still generate building information models for an existing structure from original construction drawings, and the inevitable deviations end up as field surprises that result in costly change orders and delays. Emerging 3D laser scanners streamline the workflow by taking the unknowns out of the equation."Laser scanning is the truth serum that fits into BIM," says Ken
The market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.