The following organizations provide excellent resources to the Civil Engineering Profession. We hope that you find them useful:

• American Society of Civil Engineers
• Association of State Dam Safety Officials
• Association of Environmental and Engineering Geologists
• American Water Works Association
• American Shotcrete Association
• American Concrete Institute
• ASTM International
• American Water Resources Association
• Rapid Excavation and Tunneling Conference
• Colorado Division of Water Resources
• US Geological Survey
• Colorado Geological Survey