Dam removal
Videos
Dam removal is the process of demolishing a dam, returning water flow to the river. Arguments for dam removal consider whether their negative effects outweigh their benefits. The benefits of dams incl
Removal of the Marmot Dam, Sandy River, Oregon
Grand Coulee Dam, Columbia River, Washington, United States
Clear water below Glen Canyon Dam, Arizona, United States
Here five notches can be seen at the Glines Canyon Dam as it was removed in a multi-year process.
The Bull Run Hydroelectric Project was a Portland General Electric development in the Sandy River basin in the U.S. state of Oregon. Originally built between 1908 and 1912 near the town of Bull Run, i
Dam removal
…Removal of the Marmot Dam, Sandy River, Oregon Dam removal is the process of demolishing a dam, returning water flow to the river. Arguments for dam removal consider whether…
Wood box flume, after nearly 100 years of service, passing over the emptied Little Sandy riverbed. Rail tracks are mounted on the top of the flume for a maintenance trolley (note the dog at the footings for scale).
Marmot Dam. The fish ladder is visible on the far side of the dam.
Penstock intake at Lake Roslyn