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Find detailed reviews about specific areas of Washington’s transportation system in our collection of planning studies.
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9 results
I-5 Bridgeport Way Pre-Design Study
WSDOT is relocating the signal pole and utility cabinet at the intersection of Bridgeport Way and the I-5 northbound off and on ramps. The existing signal system requires frequent and extensive maintenance repairs. While planning for these improvements, the pre-design study conducted a complete
SR 141 Bingen to White Salmon - Paving Project Complete Streets Pre-design Study
Past events
We hosted our first open house for the project on July 25, 2024, and our second open house on April 22, 2025. We have also coordinated multiple agency partner meetings and alternative selection workshops. Our virtual open house was open April 22 through May 13 and received 78
SR 3/Craig Road to Arcadia Road Pre-design
WSDOT routinely reviews the state highway system. We look for locations that are at the highest risk for severe crashes and then explore ways to reduce the likelihood of crashes. As a result of the review, we plan to replace the existing intersections on SR 3 at Craig Road, Mill Creek Road, and
SR 305 High School Road Pre-design
WSDOT periodically evaluates the crash history at all intersections in the state. This helps WSDOT find intersections most in need of improvements. The SR 305 and High School Road intersection’s history of fatal and serious injury collisions placed it on WSDOT’s safety priority programming.
SR 500 NE Fourth Plain Blvd to NE 76th Street – Complete Streets Pre-design Study
State Route 500 (SR 500) from Northeast Fourth Plain Boulevard to Northeast 76th Street in Vancouver and unincorporated Clark County needs repairs to its pavement. This work is necessary to keep the road in good condition and protect the public's investment in it. A review called the Complete
SR 7 Pre-design – 267th Street East to SR 507
WSDOT has an upcoming safety improvement project on State Route 7 between SR 507 and 267th Street. The project will also repave the roadway. This pre-design identified
SR 99 Lynnwood and Unincorporated Snohomish County Pre-design Study
The State Route 99 Lynnwood and Unincorporated Snohomish County Pre-Design Study (SR 99 Study) focused on SR 99 between 212th Street Southwest and Airport Road in Lynnwood and unincorporated Snohomish County. The purpose of the SR 99 Study included:
- Identifying long- and near-term
US 101 Humptulips, Neilton, and Amanda Park Paving and Complete Streets
This project will repave US 101 in two sections in Grays Harbor County. One paving segment is in Humptulips. The second spans Neilton and Amanda Park. The project will also add pedestrian and bicycle facilities and sign updates.
US 101 is the only state highway in this area. It is home to
US 101 Paving Pre-design Study
Two segments of US 101 are scheduled to be repaved. Segment one is near Port Angeles from East Kolonels Way to Shore Road. Segment two spans Carlsborg and Sequim from Kitchen-Dick Road to Simdars Road.
This pre-design study completed a
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