나쁘
BOIS
POPULARE
JUL 27
POSTACHE
997
UAE
DEPARTMENT OF THE INTERIOR
Ihr Heuery Ozann
C-
ARROW ROCK DAM
BOISE IRRIGATION PROJECT, IDAHO
CONSTRUCTED BY THE
BUREAU OF RECLAMATION
1911-1915
MAXIMUM HEIGHT, 348.6 FEET.
WIDTH AT BASE, 223 FEET.
LENGTH OF CREST, 1,100 FEET
VOLUME, 610,600 CUBIC YARDS.
FOUNDATION COVERS NEARLY 3 ACRES OF
SOLID ROCK.
LOWEST INSPECTION GALLERY, 230 FEET
BELOW NORMAL HIGH WATER SURFACE
OF RESERVOIR.
REGULATING OUTLETS, 20 IN NUMBER, EACH
4 FEET 4 INCHES IN DIAMETER.
COST OVER $4,600,000.
Poise daalia
detetang
-ll{.13" Shreel
Der Mome
Sowa
