(Beaver Falls,Pa.) An accident that occurred in front of the Beaver Falls Post Office that sheared off a Telephone pole and caused damage to the mailboxes in front of the post office Monday afternoon has caused 11 th street in Beaver Falls to be closed between seventh and eighth Ave.’s so that crews could work to remove power lines and replace the pole. As of 3:45 pm Monday crews were still on the scene. Stay tuned to Beaver County Radio as we are working to find out what caused the accident.