Structure & Services

Our professional staff includes registered professional civil engineers, registered geologists, certified floodplain managers, and geographic information system professionals. We have offices in Tempe (our corporate office), Tucson, Flagstaff and Prescott, Arizona and Silver City, New Mexico.  Our staffing and horizontal management structure allows us to provide direct and responsive project oversight by registered professionals.  Our project managers can act directly on the client’s behalf on most matters. The services we provide include the following;

• Hydrologic Modeling (HEC-1, HEC-HMS, FLO-2D)
• Floodplain Modeling (HEC-RAS, RAS2D, FLO-2D)
• Drainage and Watercourse Master Planning
• Drainage Facility and Infrastructure Design
• FEMA Flood Insurance Studies
• Dam Hazard Evaluation
• Storm Water Plan Preparation and Permitting
• ALERT/Flood Warning Systems
• Drainage Study and Design Reviews
• Floodplain Reviews (LOMR/CLOMR/FIS)
• Drainage Infrastructure Database Development
• Applied Geomorphology
• Post-Fire Stormwater Planning
• River Stability & Erosion Studies
• Sediment Transport & Scour Analysis
• Arid Land Hydrology
• Multi-Hazard Mitigation Planning
• Sheet Flooding
• Levee Certification
• Stream Bank Protection
• River & Habitat Restoration
• Urban Stream System Analysis
• Bridge Scour and Hydraulics
• Value Engineering Services
• Litigation Support and Expert Testimony
• Standards and Ordinances Preparation