Muhammad Amanullah — September 10, 2026
A serious traffic accident on Stoney Trail in Calgary on Wednesday afternoon left one person severely injured and forced police to temporarily close several major ramps in northwest Calgary.
Emergency crews were called to the southbound lanes of Stoney Trail near Crowchild Trail NW at approximately 3:45 p.m. following reports of a serious collision.
Police and emergency responders quickly arrived at the scene to provide assistance and begin their investigation.
Vehicle Overturns in Crash
According to police, the collision involved a single vehicle that overturned on the roadway.
At least one person inside the vehicle was injured in the crash. Emergency personnel provided initial medical assistance at the scene before transporting the injured person to hospital for further treatment.
Authorities said the injuries could potentially have long-term consequences for the victim.
Police have not released the injured person’s name or age. They also have not provided further details about whether anyone else was inside the vehicle at the time of the crash.
Several Routes Closed
Following the accident, police temporarily closed several ramps around Stoney Trail to allow emergency crews to work safely and to facilitate the investigation.
The closures caused significant disruption for drivers travelling through the area, with motorists required to use alternative routes.
Three major ramps were temporarily closed.
These included the eastbound Crowchild Trail ramp onto Stoney Trail, as well as the westbound Crowchild Trail ramp leading to Stoney Trail.
The southbound Stoney Trail ramp toward Scenic Acres Boulevard NW was also closed to traffic.
Drivers Face Delays
The closure of multiple ramps on one of Calgary’s major roadways resulted in traffic delays in the surrounding area.
Drivers approaching the crash scene were advised to allow additional time for their journeys and consider alternative routes while police and emergency crews remained at the location.
Authorities also urged motorists to drive carefully near the scene and leave sufficient space for emergency responders.
Investigation Underway
Police have launched an investigation to determine what caused the vehicle to overturn.
The exact circumstances surrounding the crash remain unclear.
Investigators are examining a number of possible factors, including the vehicle’s speed, road conditions and whether any other circumstances may have contributed to the accident.
Police have not yet identified a definitive cause.
Emergency Response
Emergency crews responded shortly after the collision was reported.
Police secured the area while medical personnel treated the injured person. Investigators also began examining the vehicle and collecting evidence that could help determine how the crash occurred.
The injured person was transported to hospital after receiving initial treatment at the scene.
Roads Expected to Reopen
Emergency and road crews remained in the area following the crash as efforts continued to remove the overturned vehicle and make the roadway safe.
The closed ramps were expected to reopen once police completed the necessary investigation and emergency operations at the scene.
Drivers were advised to remain alert and follow directions from police and traffic-control personnel.
Important Notice for Calgary Drivers
People travelling around Stoney Trail and Crowchild Trail NW were advised to expect delays and allow extra time for their journeys.
With multiple ramps temporarily unavailable, motorists were encouraged to use alternative routes until normal traffic conditions were restored.
More Information Expected
Police have not yet released the full details of the collision.
Further information about the injured person’s condition and the circumstances that led to the crash may be released as the investigation progresses.
For now, authorities are focused on ensuring the injured person receives medical care, securing the crash scene and determining the exact cause of the serious accident.
