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Overnight lane closures on I-5 in DuPont for bridge inspection

Bridges are near exit 116 at Mounts Road

Publish Date

Sound Transit will be conducting inspections on two railroad bridges that cross I-5 in DuPont at exit 116 Mounts Road on Dec. 8 and 9.   

On Dec. 8, the southbound on-ramp and the two southbound right lanes from milepost 115 to milepost 117 will be closed from 9 p.m. to midnight. From midnight to 4 a.m. the two left southbound lanes will be closed in the same area. 

On Dec. 9, the northbound on-ramp and the two northbound left lanes from milepost 115 to milepost 117 will be closed from 9 p.m. to midnight. From midnight to 4 a.m. the two right northbound lanes will be closed in the same area. 

This work is part of a biennial inspection of bridges that is required by the Federal Railroad Administration. The work will be done under stringent COVID-19 health and safety guidelines.