The large lock chamber at Lake Washington Ship Canal and Hiram M. Chittenden Locks will remain open to navigation through noon, Nov. 4. Closure 4, part of the large lock center gate replacement ...
7don MSN
Stret Lock, Worksop: Public given opportunity to discover mysteries of lock gates’ workings
They are masters of engineering but few people ever get a chance to get up close and personal with lock gates.
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