Its 52 locks , eight guard locks , eight dams and six aqueducts allowed the waterway to rise over 350 feet ( 107 m ) in elevation .
The expanded Lehigh Canal extended 46 miles ( 74 km ) , between Mauch Chunk and Easton .
Lehigh Canal 's 52 locks , eight guard locks , eight dams and six aqueducts allowed the waterway to rise over 350 feet ( 107 m ) in elevation .
The expanded Lehigh Canal extended 46 miles ( 74 km ) , between Mauch Chunk and Easton .