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 Vale Project 
 Engineering Data

Vale Project  -  Main Page

Facilities in Operation

Storage Dams

3      

Diversion Dams

2      

Canals

86 mi  

Laterals

279 mi  

Drains

122 mi  


Storage Facilities

Diversion Facilities

Harper Diversion Dam

Harperdi

Type:

Concrete gate structure with embankment wing

Location

On Malheur River, 20 miles southwest of Vale, Oregon.

Year Completed

1929  

Dimensions:

 

   Structural height

21 ft  

   Hydraulic height

12 ft  

   Crest length

914 ft  

   Crest elevation

2,647.0 ft  

   Volume

9,300 yd3  

Spillway:

Seven 20- by 10-ft hinged steel gates.

Headworks:

10.5- by 13-ft canal radial headgate discharging into intake portal of a tunnel.

   Diversion capacity

662 cfs  


Bully Creek Diversion Dam

Type:

Rockfill with timber cutoff

Location

On Bully Creek 1 mile downstream from Bully Creek Dam.

Year Completed

1964  

Dimensions:

 

   Structural height

12 ft  

   Hydraulic height

4 ft  

   Crest length

213 ft  

   Crest elevation

2,407.5 ft  

   Volume

3,760 yd3  

Spillway:

10- by 6-ft radial gate in reinforced concrete sluiceway.

Headworks:

Two 5- by 3-ft steel slide gates discharging into Lateral 197-20.

   Diversion capacity

Present lateral limits diversion capacity to 26.7 cfs. Lateral section designed for, and can be enlarged to, a future capacity of 99 cfs.


Carriage Facilities

Vale Main Canal

Location

From Harper Diversion Dam northeast to Vale, then northwest to Jamieson.

Construction period

1927-1935  

Length

74 mi  

Diversion capacity

662 cfs  

Typical section in earth:

 

   Bottom width

22 ft  

   Side slopes

1.5:1  

   Water depth

7.6 ft  

Typical section, concrete lined:

 

   Bottom width

10 ft  

   Side slopes

1.5:1  

   Water depth

7.3 ft  

   Lining thickness

3 in  


Tunnel No. 1  -  Vale Main Canal

Location

At Harper Diversion Dam

Construction period

1928-1929  

Length

2,150 ft  

Diversion capacity

662 cfs  

Cross section:

Horseshoe

   Diameter

10.5 ft  

   Water depth

8.6 ft  

   Concrete lining

6-10 in  


Little Valley Canal

Location

About 5 miles east of Harper, Oregon.

Construction period

1929-1930  

Length

8 mi  

Diversion capacity

33.4 cfs  

Typical section in earth:

 

   Bottom width

4 ft  

   Side slopes

1.5:1  

   Water depth

2.3 ft  


Bully Creek Feeder Canal

Location

From intake structure on Vale Main Canal about 8 miles west of Vale northwest to Bully Creek Reservoir.

Construction period

1962-1963  

Length

2.5 mi  

Diversion capacity

300 cfs  

Typical section in earth:

 

   Bottom width

16 ft  

   Side slopes

1.5:1  

   Water depth

5.5 ft  

 

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