  L1693/74-  USPS;  A VISIBLE PILE WAS ADDED AT 34/13.4 - 77/57.2 NAD27, CONVERT TO NAD83 IS 34/13/24.61 - 77/57/10.96.  BUT THE CHART LOCATION ON THE CHART IS 34/13/19.42 - 77/57/14.87.  THE OBTRUCTION IS LABELED PA FOR APPROXIMATE POSITION.  THIS WAS A