@conference {27778, title = {Automated Deviation Analysis for As-Built Status Assessment of Steel Assemblies and Pipe Spools}, booktitle = {Computing in Civil and Building Engineering}, year = {2014}, address = {Orlando, FL. }, author = {Nahangi, M. and Yeung, J. and Amaral, J. and Freitas, F.N. and Walbridge, S. and Haas, C.} }