UPDATE 8:30 pm 1/23/17: Route 70 remains closed in the area of S. Birchwood Drive with detours in place. It is anticipated that Route 70 eastbound will be reopening sometime tonight. However, it now appears as though Route 70 westbound will remained closed through the morning rush hour. The Westbound detours will remain in place.
Route 70 westbound detour now begins at Conestoga Dr in Marlton. Traffic will be diverted onto Conestoga, then to Brandywine, and then left on Greentree and back to Rt 70.
Avoid the area if possible and plan alternate routes. Expect delays.
Updates will follow as they become available.