Reminder: East Marginal Way Closure at Diagonal Ave S and Seattle Sounders Playoff Game This Weekend

SDOT advises travelers that Union Pacific Railroad will be closing East Marginal Way S at Diagonal Ave S for a complete replacement of track crossing from October 28-31. There is a potential traffic impact for the Seattle Sounders playoff gameĀ at CenturyLink Field on Sunday at 6:30 p.m. Drivers are advised to plan ahead.

From 7 p.m. on Friday, October 28, until 5 a.m. on Monday, October 31, travelers can expect the following:

  • East Marginal Way S will be closed to traffic in both directions at Diagonal Ave S for a complete replacement of track crossing.
  • All southbound SR 99 traffic will be detoured at the S Atlantic St exit to 1st Ave S.
  • Drivers who wish to continue to West Seattle may use the southbound 1st Ave S on-ramp to westbound West Seattle Bridge at the Spokane Viaduct.
  • Southbound E Marginal Way S traffic will be detoured at S Horton St to 1st Ave S.
  • Northbound E Marginal Way S traffic will be detoured at S Hudson St to 1st Ave S.
  • Diagonal Ave S will also be closed between E Marginal Way and S Oregon St through 5 p.m. on Monday, October 31.
  • Drivers are advised to use alternate routes.

SDOT would like to thank the public for its patience while this work is completed.