Nine months later, it had dropped to 5,943 as the Gatun Dam was completed, the Gatun Locks were operating and only clean-up work remained.
In early 1942, the firm of Samuel Rosoff of New York won the $45,705,000 contract to build the new Gatun Locks.
During the war, the Gatun Locks were surrounded by solid 26-foot corrugated metal steel fences and barrage balloons were anchored overhead.
Many cruise passengers and tourists visit or pass by the Gatun Locks but do not venture into town to appreciate its remaining Canal Zone style architecture.
"End of the Day, Gatun Lock" is the only example displayed but it is one of the most memorable.
The canal follows a clearly marked route around the lake's islands, following the deeper water south from Gatun Locks, and then east.
A swing bridge at the Gatun Locks provides the only road passage over the Atlantic side of the Panama Canal.
The ship was moored in Gatun Lake, between the Gatun Locks and the Chagris dam spillway.
The other will be located east of the existing Gatun Locks.
They were to make a combined torpedo and glide-bombing attack against the Gatun Locks.