Monday, November 7, 2011

Watching the Dams Come Down- Elwha

The Elwha dam removal project is moving ahead rapidly.

Here a timelapse video shows the process of removing Glines Canyon Dam by 'notching':

Elwha Dam, the lower of the two dams on the Elwha River, is being removed by diverting the river and deconstructing one side at a time:

This video shows the spillway being blasted

Elwha Dam from the air:

The sediment built up in the upper reservoir is being exposed and eroded by the river as the water level in the reservoir is drawn down:

(aerial photos courtesy Brian Cluer)