Line 1 Yonge-University: There will be no subway service between Sheppard West and St George stations, starting 12:30 a.m., nightly Wednesday, May 27 to Thursday, May 28, due to planned track work. Shuttle buses will operate. Started Wed May 27 Until Fri May 29 (Updated Wed May 27 )Line 4 Sheppard: Delays westbound at Leslie station while we fix a mechanical problem. Started (Updated )Museum Station Easier Access Project - Overnight work to reduce construction hoarding on Queens Park