Road closureWed, Sep 2, 2026 – Thu, Sep 10, 2026Grosvenor St
Installing Valve Chamber
Road closure · Wed, Sep 2, 2026 – Thu, Sep 10, 2026
★ IMPACT 2/5 · ★ SOURCE-BACKED CLOSURE RECORD
★ Quick facts
- Road
- Grosvenor St
- Location
- Between between Surrey Pl and Queen's Park Cres E
- Start date
- Wed, Sep 2, 2026 · 12:00 AM
- End date
- Thu, Sep 10, 2026 · 11:59 PM
- Lanes affected
- Road Closed Construction; Both Directions
- Severity
- Plan aheadFull mainline closure
Traffic context
Traffic today
This closure is one part of the day. The daily brief shows the event load, other road work, and the likely busy window from the same calendar data.
- Day status
- Severe
- Busy window
- Sharpest squeeze likely 11 PM to 1 AM as crowds leave; arrivals build more gradually 8:30 AM to 10:30 AM.
- Main signal
- Canadian National Exhibition (CNE / The Ex) + Lake Shore Blvd E restriction
- Canadian National Exhibition (CNE / The Ex)
- Lake Shore Blvd E
What's affected
Grosvenor St between between Surrey Pl and Queen's Park Cres E is impacted by a full mainline closure. The source lists affected lanes as: Road Closed Construction; Both Directions.
Same-day events
- Canadian National Exhibition (CNE / The Ex)
Sep 2 · Exhibition Place
- TLC & Salt-N-Pepa with En Vogue - IT'S ICONIC
Sep 2 · RBC Amphitheatre
- TTC 504|304 Temporary service change due to sewer inspection
Sep 2 · Toronto transit
- Canadian National Exhibition (CNE / The Ex)
Sep 3 · Exhibition Place
- Canadian National Exhibition (CNE / The Ex)
Sep 4 · Exhibition Place
- Canadian International Air Show
Sep 5 · Exhibition Place / Waterfront
- RÜFÜS DU SOL NORTH AMERICA 2026
Sep 5 · Rogers Centre
- Toronto FC v Chicago Fire FC
Sep 5 · BMO Field
Plan ahead
- Toronto traffic on Wed, Sep 2, 2026
- Toronto traffic on Thu, Sep 3, 2026
- Toronto traffic on Fri, Sep 4, 2026
- Toronto traffic on Sat, Sep 5, 2026
- Toronto traffic on Sun, Sep 6, 2026
- Toronto traffic on Mon, Sep 7, 2026
- Toronto traffic on Tue, Sep 8, 2026
- Toronto traffic on Wed, Sep 9, 2026
- Toronto traffic on Thu, Sep 10, 2026