Road Closures in Niagara

Check below for a list of road closures in Niagara or see a full list of public notices.

The information below is also available in a map on Municipal511, Google Maps and Waze.

Location	Type of closure	Start date	Estimated end date	Description
Main Street East from Elm Street to Elm Street	Construction	September 3, 2024 at 12 a.m.	February 27, 2026 at 11:59 p.m.	Grimsby - Lane Closures
St Paul Street West from Leeper Street to Great Western Street	Construction		December 31, 2026 at 12 a.m.	St. Catharines - Bridge Replacement - Detour is Regional Road 72 (Louth Street) > RR69 (Pelham Road)
Regional Road 45 from Diltz Road to Diltz Road	Bridge Closure	January 24, 2022 at 4 p.m.		Bridge Closure - Town of Wainfleet - Oswego Bridge on Regional Road 45 (Creek Rd) is closed for further notifications.
Great Western Street from St Paul Street West to Ambrose Street	Construction		November 1, 2025 at 11:59 p.m.
King Street from Main Street to Main Street	Construction	January 24, 2025 at 12 a.m.	September 1, 2026 at 11:59 p.m.	Lincoln - Twenty Mile Creek Bridge Replacement
Lundys Lane from Royal Manor Drive to Brookfield Avenue	Construction	April 8, 2025 at 9:23 a.m.	December 31, 2025 at 11:59 p.m.	Niagara Falls - Hydro Canal Bridge Major Rehabilitation
Main Street West from Christie Street to Ontario Street	Special Event	June 5, 2025 at 1 p.m.	October 9, 2025 at 8 p.m.	Grimsby - Farmers Market (Every Thursday from June 5th - October 9th) - Detour is: Regional Road 12 (Mountain Street) > Elm Street > Regional Road 81 (Main Street East)
Niagara Street from Quaker Road to Thorold Road	Construction	July 21, 2025 at 12 a.m.	September 26, 2025 at 11:59 p.m.	Welland - Hot Mix Program
Twenty Mile Road from Rosedene Road to Twenty Mile Road	Construction	August 11, 2025 at 12 a.m.	October 15, 2025 at 11:59 p.m.	Lincoln - Shoulder excavation, replacement of cross culverts, construction of retaining wall - Detour is Regional Road 24 (Victoria Avenue) > Regional Road 20 (Highway 20)
Buliung Road from Mill Race Road to Mill Race Road	Construction	August 11, 2025 at 12 a.m.	August 30, 2025 at 11:59 p.m.	Wainfleet - Painting and Bridge Rehab
Riverside Drive from Lincoln Street to Prince Charles Drive North	Load Restriction			5 tonnes per axle
Smithville Road from Bismark Road to South Chippawa Road	Load Restriction			5 tonnes per axle
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