TREDYFFRIN TWP., Pa. - February 7, 2014 --
Commuters in Tredyffrin Township, Chester County must deal with a detour for the next few days. Chopper 6 HD flew over a large sinkhole that opened up on Route 23 at Valley Creek Road.
Authorities say a sewer main break opened up the hole.
Crews remain on scene working to repair it.
The township sewer authority expects the closure to last until Tuesday morning.