The Ivanhoe Diversion Dam, located on the Ivanhoe Creek approximately 7 miles east of Norrie, Colorado, diverts water from Ivanhoe Creek and the Cunningham Tunnel through the Ivanhoe Creek crossing into the inlet of Nast Tunnel. It is a concrete gravity spillway, with a retaining wall in combination with a Parshall flume. The sluiceway is one 3-foot-square cast iron slide gate with pedestal lifts. The headworks consists of two 4-foot-square cast iron slide gates with pedestal lifts.
General
Project
Fryingpan-Arkansas
Location
7 mi E of Norrie, CO
Longitude
-106.33309
Latitude
39.17139
Watercourse
Ivanhoe Creek
Original Construction
1973-1976
Dimensions
Crest Elevation
10015.25 ft
Structural Height
19.75 ft
Hydraulic Height (Normal Operating Depth at Dam)
10.3 ft
Crest Length
83 ft
Hydraulics & Hydrology
Spillway Capacity at Elevation
605 cfs at 10012.7
Contact
More Information about the U.S. Bureau of Reclamation