- 3.1.1 Route Studies & Schematic Design (Minor Roadways)
- 3.1.1 Route Studies & Schematic Design (Minor Roadways)
- 3.3.1 Route Studies & Schematic Design (Complex Highways)
- 3.4.1 Minor Bridge Layouts
- 3.5.1 Major Bridge Layouts
- 3.6.1 Multi-Level Interchange and Exotic Bridge Layout
- 4.1.1 Minor Roadway Design
- 4.2.1 Major Roadway Design
- 4.3.1 Complex Highway Design
- 4.4.1 Major Freeway Interchanges and Direct Connectors
- 8.1.1 Signing, Pavement Marking and Channelization
- 10.2.1 Basic Hydraulic Design
- 10.5.1 Bridge Scour Evaluations and Analysis
DBE AND HUB CERTIFICATIONS
DES is in the process of being certified as a Minority Disadvantage Business Enterprise (M/DBE)
with the City of Houston, TxDOT, Harris County, and Metro.