SR-518 construction may cause travel delays near airport this weekend
Whether you are picking up, dropping off or parking, plan for extra time getting to and from Seattle-Tacoma International Airport this weekend, as construction work will continue on SR-518.
Concrete panel replacement work on both east and westbound lanes of SR-518 may cause delays Friday, June 14 through the morning of Sunday, June 16.
Two lanes of westbound SR 518 will close overnight on Friday, June 14 until the morning of Saturday, June 15. On Saturday night, all lanes of eastbound SR 518 will close until the morning of Sunday, June 16. The closures are necessary for concrete grinding and panel replacement.
FRIDAY NIGHT, JUNE 14:
- The two left lanes of westbound SR-518 between SR-99 and I-5 will close from 10 p.m. to 9 a.m.
- The ramp from northbound I-5 to westbound SR-518 will close from 11 p.m. to 7 a.m.
- The ramp from 51st Avenue South to westbound SR-518 will close from 8:30 p.m. to 9 a.m.
SATURDAY NIGHT, JUNE 15:
- All eastbound lanes of SR-518 from South 154th Street to I-5 will close from 10 p.m. to 10 a.m. The eastbound exit to Airport Expressway will remain open for drivers heading to Sea-Tac Airport. All other eastbound drivers will exit at South 154th Street and follow a signed detour to I-5. The far right lane entering eastbound SR-518 from SR-99 and Airport Expressway will remain open. Drivers will exit to southbound I-5 and follow a signed detour to northbound I-5 and I-405.
- The eastbound SR-518 ramp to northbound I-5 and I-405 will close from 11 p.m. to 6 a.m.
- The southbound SR-99 ramp to eastbound SR-518 will close from 11 p.m. to 6 a.m. Drivers will follow a signed detour to I-5.
Drivers heading to the airport or nearby cities in the morning or evening hours should allow an extra 15 minutes to reach their destination.
This work is part of the SR 518 concrete pavement rehabilitation project to preserve and extend the life of the highway. Crews will also grind exist pavement. When completed, drivers will notice a smoother ride with improved traction and lane markings.