Efficient transportation systems improve our quality of life and provide fuel to our economic engine. Welch Comer has designed award winning transportation projects on major highways as well as helped small communities secure grants to improve their transportation system. We lead communities through the development of transportation plans that will serve as their road map to securing funds and constructing transportation improvements. Our Transportation Engineers have the skills and experience to develop projects that satisfy the challenging local, state, and federal requirements, and result in improved circulation and safety throughout our region.


Transportation Plans

Traffic Studies

Urban and Rural Road Design

Highway Design

Intersection Signalization


3D Rendering

Pedestrian Pathways

Complete Streets and Placemaking

Notable Projects

Seltice Way

City of Coeur d’Alene

Argonne Avenue

City of Millwood

Main Street, Astor Avenue, and Heritage Court Improvements

City of Colville

Honeysuckle Avenue and 4th Street Roundabout

City of Hayden

Front Avenue

City of Coeur d’Alene

Spokane Street

City of Post Falls

(208) 664-5946

Coeur d'Alene Office

330 E Lakeside Ave, Ste 101
Coeur d’Alene, ID 83814

Spokane Valley Office

5620 E Desmet Ave
Spokane Valley, WA 99212

Passionate People Serving Communities Together