Regina Police are advising drivers of a restriction on the Ring Road after what is believed to be a serious accident Saturday afternoon.

In a release, police say the accident was in the northbound lane between Ross and MacDonald with the call coming in around 3:30.

Patrol officers, collision and forensic identification investigators are on the scene.  It is not known how long the road will be restricted for.

Anyone with information on the crash is being asked to contact Regina Police at 306-777-6500 or Crimestoppers at 1-800-222-8477 (TIPS).