Illumination
WSDOT Fish Passage Illumination
Washington State Department of Transportation
Transpo Group provided illumination design services in support of fish passage and highway improvement projects, including coordination with traffic control, ITS, and maintenance‑of‑traffic design. The work focused on ensuring safe nighttime operations for motorists and construction crews while meeting environmental, electrical, and agency standards for permanent and temporary lighting systems.
Urban Corridor Lighting Improvements
Local Agencies
Transpo Group has delivered roadway and corridor illumination designs that enhance safety, visibility, and comfort for all roadway users. Projects integrate lighting with multimodal facilities, intersections, and streetscape elements while balancing aesthetics, energy efficiency, maintenance requirements, and community context.
Intersection and Roundabout Lighting
Municipal Clients
Transpo Group designed lighting systems for intersections and roundabouts to improve nighttime safety and operational performance. Designs addressed driver expectancy, pedestrian visibility, and coordination with decorative and functional lighting elements consistent with local standards.