A massive stretch of the M25 remains closed this evening after a serious crash between a HGV and a car on the QEII bridge at Dartford Crossing earlier today.Bumper to bumper traffic is ongoing southbound on the M25/A282, with a section from J31 A1306 (Lakeside/Purfleet) to J1a A206 (Dartford) still closed for emergency resurfacing and barrier repairs. National Highways warned drivers this evening to...