The A2 remains closed due to accident investigation work following a serious crash. The coast-bound carriageway was shut from the B255 Bean Interchange to the A2260 Southfleet Road for Northfleet and Ebbsfleet shortly after 11pm yesterday. This morning it was still closed. Police, paramedics, firefighters and National Highways traffic officers were all called to the emergency. Kent Fire and Rescue Service, which sent three engines to the scene, issued a warning to motorists to avoid the area due to heavy delays. A spokesman said: “Please share this advice with any loved ones in the affected ar…