Downtown Reimagined Project Update – September 25, 2026
Overnight watermain installation on Main Street East is now complete, and crews have moved onto Rossmore Avenue.
Pavement restoration begins Sunday, September 27 at 8:00 p.m.on Main Street East and Elm Street and is expected to be completed by end of day Tuesday, September 29, weather permitting. Crews will work alternating daytime and overnight shifts:
- Sunday night: Main Street East, Robinson Street to Kingsway Boulevard
- Monday daytime: Elm Street, Main Street West to Mountain Street
- Monday night: Main Street East, Kingsway Boulevard to Elm Street
- Tuesday daytime: Elm Street, Mountain Street to Main Street East
Please note: Main Street East will be fully closed overnight from 8:00 p.m. to 6:00 a.m., with local access maintained where safely possible.
To help ensure those most directly impacted are aware of the upcoming overnight work, notices were hand-delivered today to affected properties along the work area. We recognize that overnight construction can be disruptive and appreciate the continued patience and understanding of residents and businesses as this necessary work moves forward.
Starting as early as Tuesday, September 29, watermain work will move to Main Street West, while drilling begins on Rossmore Avenue.
Thank you to everyone who joined the virtual construction information session on Wednesday, September 23. In case you missed it, you can watch the recording here.
Don’t forget! The Construction Passport wraps up Wednesday, September 30 – last chance to pick up your passport and collect your stamps before the program ends.
THE 60-SECOND RUN DOWN: WHAT YOU NEED TO KNOW FOR THE WEEK OF SEPTEMBER 28
Pavement Restoration: Main Street East and Elm Street
Starts: Sunday, September 27 at 8:00 p.m.
Ends: Tuesday, September 29 at 5:00 p.m., weather permitting
- Two paving crews will work alternating shifts around the clock to finish as quickly as possible.
- Night 1 starts Sunday, September 27 at 8:00 p.m., ends Monday, September 28 at 6:00 a.m.: Main Street East, Robinson Street towards Kingsway Boulevard
- Day 1 starts Monday, September 28 at 7:00 a.m., ends at 5:00 p.m.: Elm Street, Main Street West to Mountain Street
- Night 2 starts Monday, September 28 at 8:00 p.m., ends Tuesday, September 29 at 6:00 a.m.: Main Street East, Kingsway Boulevard to Elm Street
- Day 2 starts Tuesday, September 29 at 7:00 a.m., ends at 5:00 p.m.: Elm Street, Mountain Street to Main Street East
- Traffic Plan: Main Street East will be fully closed overnight from 8:00 p.m. to 6:00 a.m., as it was for the watermain work. Local access for residents and businesses will be maintained, but through traffic will not be permitted.
- See paving schedule graphic below.
Watermain Installation: Main Street West (Forty Mile Creek to Patton Street)
Starts as early as Tuesday, September 29, pending Bell utility locates
- The watermain crew moves to Main Street West to install watermain and services. Bell utility locates are expected Monday, and excavation can start once they’re done.
- Traffic Plan: One lane of alternating two-way traffic during daytime work hours. Moving construction equipment may cause brief delays. No detour required.
- See traffic plan graphic below.
Directional Drilling: Rossmore Avenue (south of Main Street East)
Starts Tuesday, September 29
- Drilling sub-contractor NPL begins installing the remaining watermain, with a small team from the watermain crew assisting.
- Traffic Plan: Alternating two-way traffic during daytime work hours, with traffic control persons directing flow. No detour required.
- See traffic plan graphic below.
Downtown Highlights
Downtown remains open and accessible throughout construction. While you’re downtown, you can check out:
- 🎟️ Construction Passport: Last chance! Wraps up Wednesday, September 30
- 🍑 Grimsby Farmers’ Market: Every Thursday at the Major Refrigeration Peach King Centre behind Town Hall through October 8
- 🌙 Save the Date! The Moonlight Market is coming to Coronation Park on October 17. Stay tuned for more details!
A LOOK BACK
Week of September 21 Construction Recap
Overnight installation of the watermain and services on Main Street East is now complete, aside from the final connections, which will be made at a later date during the day.
Crews advanced the watermain onto Rossmore Avenue, with the remaining watermain on Rossmore Avenue being installed by directional drilling.
Detour and advance notice signage has also been going up along the MTO corridor in preparation for upcoming road closures on Mountain Road. More details will be shared as dates are confirmed.
September 23 Virtual Construction Information Session
Thank you to everyone who joined Wednesday’s virtual information session. A member of the Town of Grimsby project team shared the latest on Phase 1 construction, including upcoming work, anticipated traffic and parking impacts, and what to expect as work progresses.
Missed it? Watch the recording here.
NEXT STEPS
We recognize that a project of this scale brings temporary changes to daily routines, and we remain committed to providing clear, timely communication throughout construction.
Our goal is to make this process as predictable and manageable as possible while delivering long-term improvements that will benefit residents, businesses, and visitors for generations to come.
Thank you for your continued patience, partnership, and support as we work together to reimagine downtown Grimsby.
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