We strive for excellence.

We want our clients and our team to be proud of every project we complete. We are happy to provide specific case studies upon request. Here is some of our past work that highlights the breadth and depth of our experience in hydrology, hydraulics and geomorphology.


Fall City Floodplain Restoration Project
Fall City Floodplain Restoration Project
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Lones Turley Restoration Project Hydraulic Modeling
Lones Turley Restoration Project Hydraulic Modeling
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Skookumchuck Dam Fish Sluice CFD Modeling
Skookumchuck Dam Fish Sluice CFD Modeling
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Via Kachess Road Fish Passage Culvert Design
Via Kachess Road Fish Passage Culvert Design
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Factoria Area Storm Drainage Modeling
Factoria Area Storm Drainage Modeling
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Rutledge Johnson Geomorphic Assessment
Rutledge Johnson Geomorphic Assessment
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Monitoring Valley Reset Restoration on the McKenzie River and Quartz Creek
Monitoring Valley Reset Restoration on the McKenzie River and Quartz Creek
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Puyallup River 128th Street Bridge and Road Design CLOMR
Puyallup River 128th Street Bridge and Road Design CLOMR
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Aberdeen - Hoquiam North Shore Levee
Aberdeen - Hoquiam North Shore Levee
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Tolt River Flood Hazard and Habitat Corridor Master Plan
Tolt River Flood Hazard and Habitat Corridor Master Plan
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North Fork Snoqualmie Bridge Protection and Flood Mitigation
North Fork Snoqualmie Bridge Protection and Flood Mitigation
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Kittitas County FEMA Mapping
Kittitas County FEMA Mapping
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Snohomish County Master Drainage Plan Analysis
Snohomish County Master Drainage Plan Analysis
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Yakima River Flood Hazard Reduction & Habitat Restoration Corridor Plan
Yakima River Flood Hazard Reduction & Habitat Restoration Corridor Plan
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North Fork Swift Creek Re-Route Feasibility
North Fork Swift Creek Re-Route Feasibility
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Teanaway River FEMA "No-Rise" Evaluation
Teanaway River FEMA "No-Rise" Evaluation
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Yakima River Ringer Loop Road Alternative Analysis
Yakima River Ringer Loop Road Alternative Analysis
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Lower Cedar River HEC-RAS 1D/2D Modeling
Lower Cedar River HEC-RAS 1D/2D Modeling
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Naneum/Wilson/Cherry Watershed Assessment
Naneum/Wilson/Cherry Watershed Assessment
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Satsop River Floodplain Restoration Phase II
Satsop River Floodplain Restoration Phase II
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Penstock Breach Flood Routing
Penstock Breach Flood Routing
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Upper Hoh River Road Fish Culverts
Upper Hoh River Road Fish Culverts
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Squalicum Creek Channel Relocation and Modeling
Squalicum Creek Channel Relocation and Modeling
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Middle Fork Snoqualmie River - Hydraulic Modeling and Analysis
Middle Fork Snoqualmie River - Hydraulic Modeling and Analysis
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Dry Creek Bridge Replacement Hydraulic & Geomorphic Design
Dry Creek Bridge Replacement Hydraulic & Geomorphic Design
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Andrews Creek Culvert at Snow Creek Road
Andrews Creek Culvert at Snow Creek Road
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Tukwila South Development
Tukwila South Development
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Holden Mine Site Reclamation - Technical Review
Holden Mine Site Reclamation - Technical Review
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Monroe Street Hydroelectric Development, Spokane
Monroe Street Hydroelectric Development, Spokane
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White River Countyline Levee Setback Conditional Letter of Map Revision
White River Countyline Levee Setback Conditional Letter of Map Revision
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Filbert Creek Sediment Impact Investigation and Channel Redesign
Filbert Creek Sediment Impact Investigation and Channel Redesign
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Canyon Creek Sediment Management Investigation
Canyon Creek Sediment Management Investigation
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WDFW Bridge Design Guidelines for Fish Passage and Habitat Protection
WDFW Bridge Design Guidelines for Fish Passage and Habitat Protection
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Dam Reservoir Operations Analysis
Dam Reservoir Operations Analysis
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Willamette River Waterfront Brownfield Cleanup Project - "No Rise" Evaluation
Willamette River Waterfront Brownfield Cleanup Project - "No Rise" Evaluation
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North Creek Levee Reach Hydraulic Monitoring
North Creek Levee Reach Hydraulic Monitoring
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