Best Web Sites

	Civil

	Building Systems
	Building Design & Construction Magazine Online Buildings Magazine Online Building Online ATLSS Engineering Research Center, Lehigh University
	Composite Materials
	High Performance Construction Materials and Systems, CONMAT School of Civil & Environmental Engineering, Georgia Tech The Center for Composite Materials, University of Delaware Civil Engineering Research Foundation The Society of the Plastics Industry, Inc. Society of Plastic Engineers University of Nottingham (UK) Composites Engineering and Applications Center (CEAC), University of Houston American Society for Testing and Materials (ASTM) Composite Retrofit International The Composite Corner
	Concrete Technology
	American Concrete Institute (ACI) American Society for Testing and Materials (ASTM) National Association of Corrosion Engineers (NACE) HDR Engineering - Research and Development
	Construction Equipment and Methods
	Caterpillar, Inc. Construction Automation and Robotics Laboratory (CARL), North Carolina State University
	Demolition
	Managing Construction and Demolition Debris, NC Cooperative Extension Services
	Foundations
	Osterberg Cell Technology - LoadTest Inc.
	Masonry Technology
	Nitterhouse Concrete Products, Inc. - Allan Block Retaining Walls StoneWall Select Landscape Architect & Specifier News - Interlock Concrete Products Inc. National Concrete Masonry Association (NCMA)
	Roofing Technology
	Roofing Contractor Online Roofing Publications (Institute for Research in Construction - IRC) Roofing Journals (Institute for Research in Construction - IRC) Roofer Magazine (Institute for Research in Construction - IRC)
	Steel Technology
	American Institute of Steel Construction (AISC) American Welding Society (AWS) American Iron and Steel Institute (AISI) Steel Deck Institute (SDI) ATLSS Engineering Research Center, Lehigh University
	Structural Connection Technology
	ATLSS Engineering Research Center, Lehigh University
	Trenchless Technology
	Open Directory Trenchless Technology Category North American Society for Trenchless Technology Trenchless Information Center (TIC) Microtunneling on the WWW Undergroundinfo.com

Mechanical

	Piping Connection Technologies
	Internal Pipeline Assessment Technologies
	Pipetronix Web site Nowsco Web site

Internet-based

Electrical

Other

	Engineering Software
	Simulation in Construction, Division of CEM, Purdue University
	Equipment Automation
	Construction Automation and Robotics Laboratory (CARL), North Carolina State University International Association for Automation and Robotics in Construction (IAARC)
	Non-Destructive Evaluation
	American Society for Nondestructive Testing (ASNT) Certified Testing Systems, Inc. Geophysical Surveying Systems, Inc.
	Remediation
	International Environmental Information Network (Envirobiz) Enviro-Net
	Robotics
	Construction Automation and Robotics Laboratory (CARL), North Carolina State University International Association for Automation and Robotics in Construction (IAARC)
	Site Positioning and Metrology
	American Congress on Surveying and Mapping (ACSM)
	Soil Remediation
	U.S. Environmental Protection Agency - Office of Wastewater Management U.S. Department of Energy - Office of Environmental Management Hazardous Waste Clean-Up Information.
	Water/Waste Water Systems
	International Environmental Information Network (Envirobiz) U.S. Environmental Protection Agency - Office of Wastewater Management