Certifications DBE Disadvantaged Business Enterprise HUB Historically Underutilized Business SBE Small Business Enterprise MBE Minority Business Enterprise TxDOT Pre-Certifications 3.2.1 Route Studies & Schematic Design 4.2.1 Roadway Design 4.4.1 Freeway Interchanges 4.4.1 Constructability Review 8.1.1 Signing, Pavement Marking and Channelization 8.6.1 Rail-Highway Design 9.1.1 Bicycle and Pedestrian Facility Development 9.3.1 Pedestrian Facility Design 9.3.2 Accessibility Design 9.4.1 Bikeway Design 10.1.1 Hydrologic Studies 10.2.1 Roadway Hydraulic Design 10.3.1 Bridge Hydraulic Design 18.2.1 Subsurface Utility Engineering (Utility Engineering Investigation) 18.3.1 Utility Adjustment Coordination 18.4.1 Utility Engineering 18.6.1 Utility Management & Coordination Oversight YOUR TRANSPORTATION EXPERTS Meet The Alamo City Engineers