Areas of Expertise

Mr. Loomis and the Saxon Loomis team have wide-ranging experience and expertise in the following engineering disciplines:

  • Hydrologic & hydraulic modeling for complex floodplain / drainage analysis

  • FEMA floodplain analysis & Letter of Map Revision (LOMR) permitting

  • TxDOT and private sector roadway design (major & minor)

  • Landfill & surface mining drainage design

  • Dam breach analysis (TCEQ permitting)

  • Site & subdivision infrastructure and drainage design / permitting

  • Nonpoint source water quality controls analysis and design

  • Structural design (retaining walls & foundations)

  • Water & wastewater utilities design

  • Onsite sewage facilities (OSSF / septic systems) design & permitting

  • Professional Land Surveying

Professional Experience

Engineering Software Expertise

    • HEC-HMS – Hydrologic investigations

    • HEC-RAS (1D & 2D) – Hydraulic modeling

    • HEC-SSP – Flow frequency analysis

    • CULV5 – Box culvert design

    • HY-8 – Culvert hydraulic design

    • SWMM – Stormwater & sewer system modeling

    • Microstation / Geopak – Not used anymore but necessary for design of older roads

    • CulvertMaster, FlowMaster, StormCAD, WaterCAD, PondPAK – Drainage analysis software

    • OpenRoad – Roadway, drainage, and utilities design

Certifications & Training

    • Basic and Complex Hydrologic & Hydraulic Design

    • Major & Minor Roadway Design

    • Pump Station Hydraulics

    • Route Studies and Schematic Design (Minor Roadways)

    • Signing, Pavement Marking and Channelization

    • Land Planning / Engineering & Feasibility Studies