A major roadway in Oshawa remains closed following a serious multi-vehicle collision that prompted an extensive emergency response and continues to be under investigation by Durham Regional Police. Authorities have indicated that the closure is expected to last for several hours as investigators gather evidence and crews work to clear the scene safely.

Emergency services responded promptly after reports of the crash earlier today. Police officers, firefighters, and paramedics arrived to find multiple vehicles heavily damaged and significant traffic congestion across the affected section of the road. Officials immediately shut down the roadway to allow emergency personnel to provide assistance to those involved and secure the scene.

Paramedics treated injured individuals at the location, transporting some to nearby hospitals for further medical care. At this time, authorities have not confirmed the number or severity of injuries and have not indicated whether fatalities were involved. The collision remains under active investigation, with reconstruction teams and officers examining the scene, collecting evidence, and interviewing witnesses. Investigators are also reviewing road conditions, vehicle damage, and available surveillance or dash camera footage to establish the events leading up to the crash.

The closure has caused major traffic disruptions throughout Oshawa, with drivers urged to seek alternate routes. Nearby streets have experienced congestion due to detours, and local transit services may also be affected while emergency crews remain on-site. Residents expressed concern over the incident, emphasizing the roadway’s importance for commuting and travel in the region.

Police are asking anyone who witnessed the collision or captured footage to contact investigators, noting that even small pieces of information may aid in understanding the circumstances of the crash. The incident highlights ongoing concerns about road safety and the importance of driver attentiveness, particularly on busy routes in Durham Region.

Authorities have not provided an exact timeline for when the roadway will reopen. Residents and commuters are encouraged to monitor local traffic updates and police advisories for the latest information. Further details about the collision will be released as the investigation progresses.