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Table 2. Pertinent Data for Fish Facility Inspections in 2007 at THE DALLES DAM. Table 2. Pertinent Data for Fish Facility Inspections in 2007 at THE DALLES DAM.
CRITERIA ITEMS
DATE OF INSPECTION
SOUTH SHORE FISHWAY
30-Mar
27-Apr
31-May 22-Jun 21-Jul 31-Aug 24-Sep
East Entrance:
Depth over entrance weir
E-1 (gate set at elev. 83.5 ft)
ft
E-2 (crit. = 8 ft or >)
ft
13.1
12.5
12.6
12.4
12.1
7.7
13.0
E-3 (crit. = 8 ft or >)
ft
12.1
12.5
12.6
11.9
11.6
7.7
12.5
Head at main entrance (crit. = 1-2 ft)
ft
4.8
1.4
1.4
1.2
1.6
1.5
1.4
Depth over ladr. weir (crit. = 1-1.3 ft)
ft
1.1
1.0
1.3
1.3
1.1
1.1
1.1
Channel Velocity (crit. = 1.5 - 4.0 fps)
fps
3.9
2.5
2.7
2.4
1.5
2.0
1.5
Ladder exit clean (yes or no)
yes
yes
yes
yes
yes
yes
yes
Selsyns/PLC operating (yes or no)
no
yes
yes
yes
yes
yes
yes
Picket leads clean (yes or no)
yes
yes
yes
yes
yes
yes
yes
West Entrance:
Depth over entrance weir
W-1 (crit. = 8 ft or >)
ft
9.9
9.6
10.1
9.7
9.0
8.9
9.1
W-2 (crit. = 8 ft or >)
ft
9.9
10.1
10.1
9.8
9.0
9.0
9.1
Head at main entrance (crit. = 1-2 ft)
ft
1.7
1.4
1.4
1.3
1.6/1.9
1.5
1.5
South Entrance:
Depth over entrance weir
S-1 (Crit. = 8 ft or >)
ft
2.7
-2.7
8.8
8.7
8.3
*
8.1
S-2 (Crit. = 8 ft or >)
ft
-9.0
-7.5
9.6
8.7
8.4
*
8.6
Head at main entrance (Crit. = 1-2 ft)
ft
1.5
1.3
1.5/1.8
1.1
1.5
*
1.3
NORTH SHORE FISHWAY
North Shore Entrance:
Depth over entrance weir
N-1 (crit. = 8 ft or >)
ft
9.3
9.4
9.4
9.4
9.4
8.8
9.1
Head at main entrance (Crit. = 1-2 ft)
ft
1.3
1.4
1.3
1.3
1.3
1.3
1.3
Depth over ladr. weir (Crit. = 1-1.3 ft)
ft
1.0
0.9
0.9
1.2
1.0
1.0
1.0
Ladder exit clean
yes
yes
yes
yes
yes
yes
yes
Selsyns operating
yes
yes
yes
yes
yes
yes
yes
Picket leads clean
yes
yes
yes
yes
yes
yes
no
PUD trash rack clean (yes or no)
yes
yes
yes
yes
yes
yes
yes
Spill Pattern w/i Criteria (yes or no)
yes
yes
yes
yes
yes
yes
na
1
2
3
4
Comment Number (if applicable)
Comments
1. S1 and S2 wiers not working, the selsyn tape at east fishway channel may not be working
2. S1 and S2 wiers not working.
3. Junction pool staff gauge could not be read- needs cleaning. Both the LED and Selsyns at south entrance
not working.
4. Some debris at north picket leads.