Texas Department of Transportation - www.dot.state.tx.us
North Central Texas Council of Governments - www.dfwinfo.com
Dallas Area Rapid Transit - www.dart.org
American Public Works Association - www.apwa.net
Texas Floodplain Management Association - www.tfma.org
Texas Commission on Environmental Quality - www.tceq.state.tx.us
American Society of Civil Engineers - www.asce.org
Texas Society of Professional Engineers - www.tspe.org
Dallas County - www.dallascounty.org
Collin County - www.co.collin.tx.us