SCHENLEY SCHENLEY, PADecember 30, 2015 by Pennwell Design & Engineering, Disassembly/Reassembly, Inspection and Quality ControlALL DAM #6 ALIGNMENT SUPPORT: 2012-2015 ALLEGHENY 8&9 PHASE 1: 2012-2015 ALLEGHENY RIVER LOCK & DAM 5: 2012-2015