The Washington Department of Transportation reports that crews are converting the existing I-5/SR510 interchange (milepost 110-112.5) into a diverging diamond interchange. Depending on weather, work could be complete by late 2020. Work as follows:
- Single-lane closures in both directions of I-5 approaching Marvin Road overpass.
- 9:00 p.m. Friday, March 27 to 5:00 a.m. Monday, March 30
- Weekend closure rescheduled to following weekend. All lanes and ramps remain open.
- 9:00 p.m. Friday, April 3 to 5:00 a.m. Monday, April 6
- Marvin Road on-ramp to southbound I-5 will close.
- Marvin Road overpass will be reduced to one-lane in each direction.
Inclement weather will reschedule the closures to the next dry weekend.
Around-the-clock work:
- Single-lane closure for northbound I-5 exit to Marvin Road. One lane will remain open.
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