Services

General Civil Engineering Site Design

Hydrology and Hydraulics

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

Environmental Services and Permitting

Clean Water Act – Section 404 permitting

Application Preparation for Nation Wide Permits (NWP) and Individual Permits
Assistance with Compensatory Credit Purchase
Wetland delineation, restoration, creation and design
Stream assessment and sediment transport modeling
Stream restoration using natural solutions
Mitigation design and plan production, construction assistance and oversight, maintenance and monitoring, and regulatory reporting

Roadway 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
ODEQ/EPA Permitting

Consulting

Provide engineering consulting services and forensic review in legal cases, residential and commercial preliminary planning.
Aid State and local agencies and municipalities on planning for resilient and sustainable systems.