Our services

Roadway Drainage Analysis & Design For Schematic & PS&E Projects

Drainage Plans & Services for Land Development Permitting

Complex Hydrology & Hydraulics (H&H)

Bridge H&H Analysis & Design

Bridge Scour Analysis & Design

Stormwater Management & Impact Analysis (Detention/Retention Pond Design)

Water Quality Analysis & Design

Drainage Plan Development

• Drainage Area Maps
• Storm Sewer Plan & Profile & Details
• Culvert Layouts & Details
• Bridge-Class Culvert Layouts
• Hydraulic Data & Scour Sheets
• Water Quality BMP Layout, Profile & Details
• Detention Pond Layout, Profile & Details
• Erosion & Sedimentation Control Plans
• SWPPP & EPIC
• Karst Feature Protection Plans

Preliminary Engineering Reports

Flood Mitigation Analysis & Design

FEMA Modeling & Map Revisions (CLOMR/LOMR)

Edwards Aquifer Protection Plans including Contributing Zone Plans (CZP) and Water Pollution Abatement Plans (WPAP) (TCEQ Permit Approval)

1D & 2D H&H Modeling

Preliminary/Final Design & Schematics

Right-of-Way Determinations

Quantity and Construction Estimates/Opinions of Probable Cost

General Notes and Specifications

Special Specifications and Provisions

Plan Development

• Street/Roadway Plan and Profile
• Geometric Layouts
• Intersection Layouts
• Traffic Control Plan and Sequencing
• Pavement Marking and Signing
• Bicycle, Pedestrian and Shared Use Path (ADA Accessibility)
• Small and Large Sign Design and Summaries
• Retaining Wall Layouts
• Water and Sewer Plans
• Existing Utility Plans
• Removal Plans

Civil Site Design (Parking Lots, Utilities, Drainage, ADA Accessibility, Etc.)

TxDOT Driveway and Utility Permits

Construction Plan Review

Construction Support 

Design Plan Review

Respond to Requests for Information

Design Plan Modifications

Field Change Requests

Record Drawing Preparation