PHYSICAL DATA--GLEN CANYON STORAGE UNIT
DAM
Type: Concrete arch.
Height above river bed _ft._ 580
Height above lowest _ft._ 710
point in foundation
Crest length _ft._ 1,500
Crest width _ft._ 25
Base width _ft._ 340
Concrete _cu. 4,830,000
yds._
(dam)
(powerplant) 275,000
There are 3¼ million cu. yds. in Hoover Dam, and 10½
million in Grand Coulee.
Crest elevation _ft._ 3,715
Maximum discharge _sec. ft._ 276,000
through spillways