CRASH Van rolled over at 6:22 am – SITE NOW CLEARED – NO DELAYS – M1 Pacific Motorway Somersby near Mangrove Road. Motorway was closed (now back open) in northbound direction. Diversions:Motorists were being diverted off the M1 Motorway at Kariong Interchange and could use the Central Coast Hwy and Pacific Hwy to re join the M1 Motorway at Ourimbah Interchange. Delay your journey. Use diversions. Allow extra travel time Crash Investigation Unit, Emergency services and Transport for NSW were attending. Heavy traffic conditions. Last checked at 12:13pm.