Detour Details

  • Filtered for route: Y49

    Extended Weekend Closure of The Mount Washington Transit Tunnel - Final Punch List Construction Work

    Begins: 10/3/2026 12:00:00 AM
    Ends: 10/5/2026 12:00:00 AM
     

    Summary:

    Pittsburgh Regional Transit and its contractor, Mascaro Construction, in an effort to perform final punch list work within the Mount Washington Transit Tunnel, will close same to perform work over the extended weekend of October 2- October 5, 2026.

    Work and the full Transit Tunnel closure will begin with the end service on Friday evening, October 2, 2026; then continue all weekend until around 4:00 AM Monday, October 5, 2026.

    Light rail service will detour via long established Allentown tracks in Warrington and New Arlington Avenues, with a Station Square - Allegheny Station rail shuttle car being made available to and from Station Square Station for free transfer to and from detoured Red, Silver & Blue Line cars.

    Buses will detour inbound via the same Allentown streets and to protect all existing outbound stops, will detour outbound via the Wabash Tunnel.

    Affected Route(s):
    Route:
      39 Brookline   40 Mount Washington   41 Bower Hill   Y46 Elizabeth Flyer   Y47 Curry Flyer   Y49 Prospect Flyer   MMV Commuter A - Donora - Pittsburgh
    Stops:
    Discontinued
      Inbound South Busway Slip Ramp at Station Square Station (9827)
    Established
      Inbound East Carson at Smithfield (Existing) (11216)