AASHTO (American Association of State Highway and Transportation Officials) Organization sets transportation policies and authors many construction codes. http://www.aashto.org

American Society for Testing and Materials (ASTM) Standards information, links to ASTM technical committees, training resources. http://www.astm.org

CSCE - Canadian Society for Civil Engineering Information about the organization, its events and publications, and professional development opportunities. http://www.csce.ca/

Institution of Civil Engineers Site has extensive information about civil engineering, including environment, structures, management, sustainable development, transport, contaminated land, and water supply. News, references, guidance, publications, events, civil engineering career opportunities. http://www.ice.org.uk

Civil Engineering Contractors Association Represent the interests of civil engineering contractors registered in the UK as well as to provide a full range of services to members. http://www.ceca.co.uk

Civil Engineering Research Foundation CERF works together with all organizations involved in civil engineering-related research activities to establish a U.S. national research agenda. Developing practical solutions for keeping the civil engineering profession on the forefront of technology, materials, and systems development. http://www.cerf.org/indexjs.htm

International Society of Soil Mechanics and Geotechnical Engineering ISSMGE promotes the advancement/dissemination of knowledge in geotechnics and its engineering and environmental applications, through conferences, technical committees, and regional societies. http://www.issmge.org/

American Rock Mechanics Association This association is the leading organization for professionals, companies, firms, teachers, and students in the field of rock mechanics and rock engineering. http://www.ARMArocks.org/

Asocreto Asocreto is the concrete producer association of Colombia. http://www.asocreto.org.co

The Construction Innovation Forum Foster and encourage innovations in construction. Includes membership details, awards and winners, news, and a scholars section. http://www.cif.org/

Association of Geotechnical and Geoenvironmental Specialists AGS is a trade association established to improve the profile and quality of geotechnical and geoenvironmental engineering. The AGS format for 'Electronic Transfer of Geotechnical and Geoenvionmental Data' can be downloaded. http://www.ags.org.uk/

International Society for Rock Mechanics ISRM's objectives are to encourage international collaboration and exchange of ideas and information between rock mechanics practitioners; to encourage teaching, research, and advancement of knowledge and to promote high standards of professional practice. http://www-ext.lnec.pt/ISRM/

Institution of Civil Engineers, Swiss Branch Promoting quality and consistency in civil engineering. Site has technical and organizational information and links. Swiss Branch has a particular interest in tunneling in Alpine environments. http://www.icenet.ch/

International Association of Civil Engineering Students - IACES International association aims to develop international contacts between students. Operational area mainly in Europe. http://www.iaces.org/

Institute of Transportation Engineers Student Chapter at Michigan Technological University Features objectives, membership directory, and chapter manual. http://www.cee.mtu.edu/organizations/ite

CERIU Centre for Expertise and Research on Infrastructure in Urban Areas, Quebec, Canada. http://www.ceriu.qc.ca/Homem.htm

Materials and Corrosion Information Center Educational site for all the corrosion and materials engineering students. Problems solved, better understanding of the materials and corrosion science. http://members.fortunecity.com/vencat/