Going Down
As water is removed from the lower end of the MacArthur Lock, the Cranebarge Harvey will come to rest on the lock floor on cribs attached to its hull. The lock will serve as a temporary dry dock so her crew can inspect and work on her hull.

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Tags: Soo Locks
Photo by: U.S. Army Corps of Engineers |  VIRIN: 121219-A-YU979-915.JPG