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Jordon Johnson, operations, operates a jackhammer to
Jordon Johnson, operations, operates a jackhammer to remove damaged concrete on Lock and Dam 5A's lock chamber walls Jan. 15, 2015. Lock 5A was closed to navigation on Dec. 1, 2014, in order to complete the nec... More
Kris Taverna, left, and Dale Rud, both of operations,
Kris Taverna, left, and Dale Rud, both of operations, work to remove damaged concrete from the lockwall at Lock and Dam 5A Jan. 15, 2015. Lock 5A was closed to navigation on Dec. 1, 2014, in order to complete t... More
This is an image of Dam 5A on the Mississippi River.
This is an image of Dam 5A on the Mississippi River. To the far right is a temporary ramp that was constructed to load barges to transport large or heavy material across the Mississippi River to the lock chambe... More