| Contacts | Telephone |
| Mark A. Marek, P.E., Interim Director | (512) 416-2734 |
| General Information | (512) 416-3001 |
| Information Resources | (512) 416-2578 |
| Communications | (512) 416-2743 |
| Natural Resources Management Section | (512) 416-2691 |
| Ecological Resources Management Branch | (512) 416-2691 |
| Pollution Prevention and Abatement Branch | (512) 416-2691 |
| Cultural Resources Management Section | (512) 416-3002 |
| Archeological Studies Branch | (512) 416-3002 |
| Historical Studies Branch | (512) 416-3002 |
| Project Management Section | (512) 416-3002 |
| Traffic Noise | (512) 416-2691 |
| Air Quality | (512) 416-2691 |
| Permitting | (512) 416-2691 |
Physical Address
118 E. Riverside Dr.
Austin, TX 78704
Fax
(512) 416-2746
Mailing Address
125 E. 11th Street
Austin, TX 78701-2483
125 East 11th Street . Austin, Texas 78701 
Copyright 2011. Texas Department of Transportation. All Rights Reserved.
