Traffic stopped on A46 near Newark following 'serious' crash involving tractor Police, fire and ambulance crews were at the scene Updated A6097 (Image: Google) Emergency services were at the scene of a serious crash between two cars and a tractor on the A46 northbound. Nottinghamshire Police, the fire service, and East Midlands Ambulance Service were at the scene and traffic was temporarily stopped. The incident happened just before 6pm on Monday, December 28. The road reopened at around 7.45pm. Highways England said the A46 northbound at Margidunum (A6097 Mansfield and East Bridgford) traffic was temporarily stopped due to a serious collision.