Photo by Jesse Burkhardt
Contractors lower a new upstream gate into place at The Dalles Lock and Dam, located on the Washington side of the Columbia River. The gate weighs 110.5 tons. The locks take 20 minutes to fill or empty and are 85 feet wide, 675 feet long, and 88 feet deep.
As of Wednesday, February 1, 2017
On Tuesday morning, contractors used heavy-duty cranes to lower a new upstream gate at The Dalles Lock & Dam...