- CADD Manual
- Construction Code Requirements
- General CADD Practices and Methods
- General CADD Practices and Methods Supplement
- Underground Excavation and Trenching Considerations
Texas Tech University is a member of Texas811. Please request Tech-owned utilities to be located by simply calling 811.
Texas State law requires all excavators to call the One Call Center at 811 at least 48 hours prior to beginning excavation.
Gary Hatfield, CADD/GIS Manager
Physical Plant Building, Room 03
3122 Main Street Lubbock, TX 79409
- Mail Stop: 3142
- Box: 43142
- Phone: (806) 742-2761
- Fax: (806) 742-0147
Monday - Friday
8:00 am - 5:00 pm