General Civil Engineering Site Design

• Urban hydrology
• Drainage system design
• Drainage system improvements and retrofit
• Utilities

Roadway design

• Bridge and culvert hydraulic analysis and design
• Open and closed roadway drainage system design

Stormwater Quantity

• Master Drainage Planning
• Hydrological and Hydraulic (H&H) Modeling and Design
• One-dimensional (1D) and two-dimensional (2D) hydraulic modeling
• Stormwater and flood control planning
• Floodplain determination and mapping
• FEMA Hazard Mitigation Planning

Stormwater Quality

• Sediment transport and scour assessment and modeling
• Low impact design (LID)
• Green Infrastructure design (GI)
• Two-dimensional sediment transport modeling

Fluvial Geomorphology

• stream assessment,
• stream bank stabilization,
• channel preservation and restoration,
• channel design,
• riparian area assessment and restoration,
• Floodplain reconnection and wetland design

Regulatory Agencies Coordination and Permitting

• Clean water act – 404 permit application preparation
• Federal Emergency Management Agency (FEMA) map modification or map change application preparation
• Municipal Separate Storm Sewer System (MS4) Stormwater Management Plan preparation assistance
• Total Maximum Daily Load (TMDL) Compliance Plan preparation assistance