American Institute of Architects, Michigan Chapter
www.aiami.com
American Institute of Steel Construction
www.aisc.org
American Welding Society
www.aws.org
American Society for Testing & Materials
www.astm.org
American National Standards Institute
www.ansi.org
Great Lakes Construction Alliance
www.mustonline.org
Institute of the Ironworking Industry
www.instituteiw.org
International Union of Operating Engineers
www.iuoe.org
International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers
www.ironworkers.org
Management and Unions Serving Together
www.mustonline.org
Michigan Occupational Safety & Health Administration
www.cis.state.mi.us/bsr/home.htm
Michigan Society of Professional Engineers
www.voyager.net/mspe
Michigan Society of Professional Engineers, Detroit Metro Chapter
www.mspe-detroit.org
NEA - The Association of Union Constructors
www.nea-online.org
Steel Joist Institute
www.steeljoist.org
U.S. Occupational Safety & Health Administration
www.osha.gov