important of these undertakings were the Roosevelt Dam, the Shoshone

Dam, and the Truckee-Carson Canal.

Built by the U. S. Reclamation Service.

Roosevelt Dam from the road.

The Roosevelt Dam is the chief work of construction in what is called

the Salt River project. By the completion of this work at least 200,000

acres in the vicinity of Phoenix, Arizona, were reclaimed. This dam is

284 feet high, 1,080 feet long on the crest, and 165 feet thick at the

base. The resulting reservoir with a storage area of 16,320 acres will