| Contacts | Telephone |
| John F. Obr P.E., Director | (512) 416-2584 |
| General Information | (512) 416-2500 |
| Business Management Section | (512) 416-2500 |
| Construction and Materials Information Systems Development Branch | (512) 416-2462 |
| Construction Section | (512) 416-2482 |
| Contract Letting and Contractor Prequalification Branch | (512) 416-2490 |
| Field Engineering Branch | (512) 416-2428 |
| Materials and Pavements Section | (512) 506-5800 |
| Traffic Materials Branch | (512) 506-5889 |
| Asphalt and Chemical Branch | (512) 506-5867 |
| Flexible Pavements Branch | (512) 506-5836 |
| Geotechnical, Soils and Aggregates Branch | (512) 506-5907 |
| Pavement and Materials Systems Branch | (512) 465-3686 |
| Rigid Pavements and Concrete Materials Branch | (512) 506-5858 |
| Structural Materials Branch | (512) 506-5932 |
| Specifications | (512) 416-3301 |
| Functional Directory | |
| Physical Address 200 E. Riverside Austin, TX 78704 Fax |
Mailing Address 125 E. 11th Street Austin, TX 78701-2483 |
