With the next closure just hours away, it’s time for our weekly list melding the city and state announcements of upcoming West Seattle Bridge/Spokane Street Viaduct/Alaskan Way Viaduct/99 closures – plus a long-term narrowing of 1st Avenue South near the WS Bridge. Note that the Sunday-Thursday 99 closure pattern is interrupted this week:

SUNDAY, AUGUST 5 (tonight)
*Alaskan Way Viaduct/99: Closed southbound between Battery Street Tunnel and West Seattle Bridge, 9 pm-5 am

MONDAY, AUGUST 6
*1st Avenue South: Lane closures begin; SDOT says it will be down to one lane each way, 24/7, for “approximately eight weeks,” between S Horton and S Spokane Streets.
*Spokane Street Viaduct: Westbound lanes closed between I-5 and Highway 99, 10 pm till 5 am. This means no access to the West Seattle Bridge from I-5 or Beacon Hill.

TUESDAY, AUGUST 7
*Spokane Street Viaduct: Westbound lanes closed between I-5 and Highway 99, 10 pm till 5 am. This means no access to the West Seattle Bridge from I-5 or Beacon Hill.

WEDNESDAY, AUGUST 8
*Alaskan Way Viaduct/99: Closed southbound between Battery Street Tunnel and West Seattle Bridge, 9 pm-5 am

THURSDAY, AUGUST 9
*Alaskan Way Viaduct/99: Closed southbound between Battery Street Tunnel and West Seattle Bridge, 9 pm-5 am

FRIDAY, AUGUST 10
*No closures scheduled (after SB 99 reopens at 5 am)

SATURDAY, AUGUST 11
*No closures scheduled

There’s an expanded list of Spokane Street Viaduct Widening Project-related closures on the city website here, and an expanded list of Alaskan Way Viaduct/99-related closures on the state website here.