Western Tugs Got it on Lock - © Andrew C. Williams

Western Tugboats lowering into the salt water side of Salmon Bay using the Ballard Locks.

 

Constructed by the Army Corps of Engineers and designed by the same team as the Panama Canal, these "Boat Elevators" allow a safe and controlled passage in rivers and canals.

 

Also pictured: the Fremont Bridge opens in the distance.

Done