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Numerical data in tables

Costs of Juvenile and Adult Fish Facilites
on Lower Snake and Lower Columbia Rivers

by Kleinfelder, Inc., March 2004.
"The Federal Columbia River Power System Salmon Recovery Program: Actions, Investments and Lessons Learned"

Dam Year in service Fish facility costs Adult Juvenile

Bonneville 1

1938 $88.9M 13.8 75.1
Bonneville 2 1982 $216.5M 68.8 147.7
The Dalles 1960 (14)
1973 (7)
$83.9M 20.6 63.3
John Day 1971 $159.4M 39.1 120.3
McNary 1957 $126.0M 34.7 91.3

LOWER COLUMBIA

  $674.7M $177.0M $497.7M
 

Ice Harbor

1962 $63.2M 20.6 42.6

Lower Monumental

1970 $44.4M 8.7 35.7

Little Goose

1970 $56.7M 11.1 45.6
Lower Granite 1975 $125.4M 15.0 110.4

LOWER SNAKE

  $289.7M $55.4M $234.3M
 

TOTAL (8 Dams)

  $964.4M $232.4M $732M

 

Bonneville 1st Powerhouse

Adult

 

Juvenile

 

Initial Construction 1937

1. Fish ladder at north end of powerhouse and on each end of the spillway.

2. Adult fish locks at south end of powerhouse and ends of spillway.

3. Powerhouse auxiliary water attraction and collection system.

$7.0M

Initial Construction 1937

1. Small bypass channel at the south end of powerhouse and at ends of spillway included in initial construction.

N/A

Modifications 1937-1982

1. 41 of the 65 original PH collection system entrances closed.

2. "Flashboard" counting station modified to vertical slot counting station.

3. Upstream ladder reconstructed from overflow adjustable weirs to vertical slot baffle configuration.

$5.6M

Modifications 1937-1982

1. Juvenile fish egress orifices drilled from each turbine gate-slot to existing ice/trash sluiceway.

2. Ice/trash sluiceway gates opened. Juvenile fish from gatewells and forebay passed around south end of powerhouse.

$1.4M

Modifications 1982-1995

O&M improvements to PH collection gates and collection system water quality.

PIES

Modifications 1982-1995

1. STS put into each turbine intake. 12" orifices drilled from gatewell to bypass channel placed in sluiceway, evaluation facilities constructed at north end of powerhouse.

2. PIEs * improvements put into place: Gatewell debris removal system, modified bypass downwell/pipe

$10.6M

Modifications 1995-2003

1. In 1998 gates were taken out of entrances 1, 2, 64 &65 to provide 8 feet of opening.

2. Floating gate/orifice gate operating system modified with new motors, control system and other changes.

3. Adult PIT tag detector installed

4. Adult fish fallback studies initiated

$1.2M

Modifications 1995-2003

1. Juvenile fish monitoring/evaluation facilities added. Prototype surface bypass installed for testing. Prototype extended screens installed for testing.

2. Power distribution system modified for fish operations.

3. Remaining spill defectors added.

4. Surface bypass studies initiated.

$63.1M

 

Bonneville 2nd Powerhouse

Adult

 

Juvenile

 

Initial Construction 1983

North ladder, PH collection system with entrance tunnels and north/south main entrances (and joined spillway entrance), Fish sampling facility. Vertical slot Counting station. Auxiliary water supply by two fish water turbines.

$64.0M

Initial Construction 1983

STSs and VBSs installed in all units. A non-pressurized bypass channel with 12 1/2" orifices in each gatewell, dewatering structure, separation facilities, evaluation facility, pressurized pipe leading from the powerhouse to the tailrace, and a tailrace (tower) dual outfall.

Turbine draft tube designed to improve flows for adult fish approaching power house collection system

$11.4M

Modifications 1982-1995

N/A

N/A

Modifications 1983-1995

1. Stream-lined turbine intake trashracks, lowered screens, Intake extensions, modified separation/dewatering structures.

$27.1M

Modifications 1995-2003

1. Debris and sand removed from fish ladder diffuser chambers. Diffuser chamber and grating upgraded with heavier material.

2. Adult PIT tag evaluation

$4.8M

Modifications 1995-2003

1.New non-pressurized bypass flume leading to downstream sampling and evaluation facility and dual outfall structure.

2. Surface bypass -corner collector unit currently being constructed, expected to be operational March 2004. Design includes hydro-acoustics and downstream PIT tag detector.

3. FGE improvements

4. Survival studies

$109.2M

 

The Dalles

Adult

 

Juvenile

 

Initial Construction 1960

North and east fish ladders, auxiliary water from 2 fish water turbines and gravity flow. Powerhouse collection system with gate and channel entrances.

Fish-lock located beside east ladder

$13.9M

Initial Construction 1957

No juvenile facilities included in original design/construction.

N/A

 

Modifications 1960-1982

Maintenance and repairs. Fish lock no longer used. No major modifications to existing system.

N/A

Modifications 1957-1982

1. Six inch juvenile fish egress orifices drilled from each turbine gate-slot to existing ice/trash sluiceway.

2. Ice/trash sluiceway gates opened to skim and pass juvenile fish around powerhouse

$0.3M

Modifications 1982-1995

1. PIES rehabilitation program.

North ladder control section modified, powerhouse collection system orifices closed, cooling water diverted from fish channel, spare turbine parts, fixed dewatering capability.

2. Counting station modifications.

PIES

Modifications 1982-1995

1. Spill-for-Fish initiated (30-40% and 64% of flow). Used to augment sluiceway skimming.

2. Two 14-inch juvenile fish egress orifices drilled into each corner gatewell.

3. Gatewell debris removal system

$17.1M

Modifications 1995-2003

Emergency auxiliary water supply and dewatering system options being studied and implemented.

$6.7M

Modifications 1995-2003

1. Screened bypass evaluations.

2. Surface spill, RSWs, sluiceway under testing/consideration.

 

 

John Day

Adult

 

Juvenile

 

Initial Construction 1968

North/South fish ladders, pumped auxiliary water system, powerhouse collection system and spillway channel entrances.

$34.2M

(adult & juvenile)

Initial Construction 1968

Orifices (6") in each intake gatewell to a bypass pipe leading to a tailrace release point.

N/A

Modifications 1968-1982

1. Collection system defects repaired.

2. Collection system floating gate entrances closed.

$1.2M

Modifications 1968-1982

No configuration modifications. Spill for fish program began in 1979.

N/A

 

Modifications 1982-1995

None

N /A

Modifications 1982-1995

1.By 1985, STSs and VBSs installed. A non-pressurized bypass with 12" orifices from each gatewell. A flume from the powerhouse to the tailrace.

2. Reservoir drawdown studies initiated.

$29.9

 

Modifications 1995-2003

1. Rehabilitated auxiliary water pumps

2. S. Ladder exit control section modified.

3. Ringold mitigation studies and implementation.

$3.7M

Modifications 1995-2003

1. Construction of juvenile fish monitoring facility, including separation/sampling/marking.

2. Flow deflectors on bays 2-19 (pending on 1 and 20).

3. Extended screen evaluation.

4. Reservoir drawdown evaluation.

5. Surface bypass evaluation

6. Project survival studies.

$90.4M

 

McNary

Adult

 

Juvenile

 

Initial Construction 1953

North and south fish ladders, pumped auxiliary water supply system, powerhouse collection system with orifices and channel openings and a fish lock.

$24.4M

Initial Construction 1957

Pipe openings on each side of the south shore fish ladder exit. Adult fish ladder/lock auxiliary water fed through pipes to attract juvenile fish.

N/A

Modifications 1953-1982

1. Collection system, ladder entrances modified for higher tailwater.

2. Vertical slot counting stations installed.

$3.9M

Modifications 1957-1982

1. In mid-60s, sluiceway converted into bypass route with 6" orifices into each gateslot (as per Ice Harbor)

2. Bypass flume and 12" orifices added in 1978 and prototype STSs installed. Full complement of STSs installed in 1981.

3. Spillway deflectors on 18/22 bays

$12.2M

Modifications 1982-1995

Replaced auxiliary water pump transformers.

PIES

Modifications 1982-1995

1. Transport facility reconstruction (new bypass channel, separation, evaluation facilities, holding and loading facility, and outfall).

2. Gate-raise and gantry crane modifications.

$35.9M

Modifications 1995-2003

1. Installed adult fish PIT) tag detection systems in both ladders in 2002.

2. Replaced powerhouse collection system stoplogs with new stoplogs (with seals).

3. Replaced wooden diffuser gratings with metal gratings.

4. Added new adult passage facilities control system in 1994.

$6.4M

Modifications 1995-2003

1. Extended Bar screens installed in lieu of STSs, replacement VBSs (including later modifications to ESBSS).

2. Deflectors placed in remaining 4 spillbays.

3. Monitoring/bypass upgrades/rehabs.

4. Future Removable Spillway Weir work under consideration.

$43.2M

 

Ice Harbor

Adult

 

Juvenile

 

Initial Construction 1961

1. Fish ladders on north and south sides of river including a Powerhouse auxiliary water attraction and collection system

$11.0M

Initial Construction 1961

No powerhouse juvenile bypass included in initial construction

N/A

Modifications 1961-1982

1. Ladders modified to include non-overflow section on ladder weirs.

2. Upper ladder modified to include vertical slot flow section rather than orifice weirs

3. Flashboard counting stations replaced with vertical slot crowders and windows

$2.1M

Modifications 1961-1982

1. Six inch juvenile fish egress orifices drilled from each turbine gate-slot to existing ice/trash sluiceway.

2. Ice/trash sluiceway used to pass juvenile fish around powerhouse

N/A

Modifications 1982-1995

1. Bulkheads installed

2. Spare pump equipment added to auxiliary water system

1.1M

 

 

Modifications 1982-1995

1 Ice/trash sluiceway gates opened and automated for juvenile fish entry from forebay.

2. Spill-for-Fish initiated (about 40% of flow).

3. Initiated screened bypass construction.

$15.9M

Modifications 1995-2003

1. Auxiliary water supply system modifications (scheduled for completion in 2003).

2. Adult PIT tag detection systems

$6.4M

Modifications 1995-2003

1. STS and VBS put into each turbine intake, 12" orifices drilled from gatewell to bypass channel placed in old sluiceway, evaluation/marking facilities placed at bottom of bypass flume (completed in 1996).

2. Flip-lips (spill deflectors) installed on all spillbays.

3. Surface collection and spillway testing.

$26.7M

 

Lower Monumental

       

Initial Construction 1969

1. Fish ladders on North and south side of river

2. Powerhouse auxiliary water attraction and collection system

$7.8M

Initial Construction 1969

Orifices (6") from each turbine gate-slot to an imbedded pipe juvenile bypass.

$2.9M

 

Modifications 1969-1982

1. S. Ladder Flashboard counting station replaced with vertical slot crowder and window.

$0.3M

Modifications 1969-1982

1. No juvenile bypass modifications.

2. Spill deflectors on bays 2-7

$0.5M

Modifications 1982-1995

1. Bulkheads

2. Purchased spare pump equipment, and rebuilt auxiliary water turbine.

PIES

Modifications 1982-1995

1. STS in each turbine intake, 12" orifices drilled from gatewell to newly mined bypass channel, transport, facilities and PIT tag detectors.

2. Operating gates raised and gantry crane modified to handle STSs.

$26.2M

Modifications 1995-2003

1. Auxiliary water supply system modifications. Two of the three fish pumps rehabilitated. Project schedule is dependent upon budget).

2. Adult PIT Tagging facility design/construction planned (schedule dependent upon budget).

$0.6M

Modifications 1995-2003

1. Outfall relocation/barge loading upgrades.

2. STS overhaul

3. Spill deflectors installed on the two remaining bays.

$6.1M

 

Little Goose

adult

 

juvenile

 

Initial Construction 1970

South shore ladder with gravity and pump auxiliary water supply. PH collection system with orifices and gates. North shore entrance with channel leading across spillway to PH collection channel. Vertical slot counting station

$10.0

(adult and juvenile

Initial Construction 1970

Orifices (6") from each turbine gate-slot to an imbedded pipe juvenile bypass.

N/A

Modifications 1970-1982

Maintenance and repairs as needed; No major modifications to system

N/A

Modifications 1970-1982

New bypass system completed in 1980 with STSs, 12" gatewell orifices (some equipped with 8" inserts and orifice plates) leading to channel, pressurized pipe leading to transport holding and loading facilities.

$8.4M

 

Modifications 1982-1995

1.PIES actions included rebuilding auxiliary water turbines, upgrading fishway controls, rerouting surplus juvenile bypass water to adult collection system.

PIES

Modifications 1982-1995

1. Fish bypass and transportation facilities modified in 1982-1984.

2. Gate-raise and gantry crane modified

3. Extended-length screen

4. The 8" inserts and orifice plates on 12" gatewell orifices removed and replaced with 12" valves.

5. New transport facilities and flume installed.

$18.8M

Modifications 1995-2003

1.Picketed leads in collection system channel to keep adult fish from falling out of the channel into the tailrace.

2. Auxiliary water supply system improvements

$1.1M

Modifications 1995-2003

1. Extended-length bar screens and Improved VBSs

2. Upgraded bypass flume

3. PIT tag detection system

4. Spillway deflectors

5. Trash shear boom

$18.4M

 

Lower Granite

Initial Construction 1975

South shore ladder with gravity and pump auxiliary water supply. PH collection system with orifices and gates. North shore entrance with channel leading across spillway to PH collection channel. Vertical slot counting station. Adult fish trap in south ladder

$14.1M

Initial Construction 1975

A full STS bypass system with a separate fish screen slot in each turbine intake, two 8" orifices from each fish screen and bulkhead slot leading to a mined channel, a pressurized bypass pipe leading to transport holding and loading facilities.

$1.8M

Modifications 1975-1982

Corrected problem with fish pump gearboxes.

Maintenance and repairs as needed; No major modifications to system

N/A

Modifications 1975-1982

1. Fish screen slot orifices closed; bulkhead orifices used to pass fish into bypass channel.

2. New STSs and VBSs in 1981 and transport facility improvements (additional raceways, etc.) in 1982.

$3.2M

Modifications 1982-1995

Upgraded fishway controls. Other maintenance and repairs as needed; no major modifications to system

PIES

Modifications 1982-1995

1.Transport facilities rebuilt (wet separator, raceways, lab facilities, loading area); bypass improvements made (eg, orifices sized to 10").

2. Additional Fish barges and moorage facility.

3. Gate raise and gantry crane modifications.

4. PIT tag detection facilities.

5. New juvenile outfall pipe.

$10.0M

Modifications 1995-2003

1. Adult fish trap rebuilt

2. Adult fish PIT tag detectors added

3. Auxiliary water supply improvements (in progress).

4. Picketed leads placed in PH collection system channel to reduce adult fish falling back to tailrace.

$0.9M

Modifications 1995-2003

1. New ESBSs and VBSs

2. Installed and evaluated prototype surface bypass collector (using simulated Wells Dam turbine intake modification).

3. BGS placed in front of collector.

4. Removable spillway weir installed June 2001; operational testing in 2002 and 2003.

$95.4M

 

Dam   Fish facility costs
1982-1995
Adult Juvenile

Bonneville 1

  $7.0M 5.6 1.4
Bonneville 2   $27.1M   27.1
The Dalles   $17.1M PIES 17.1
John Day   $29.9M   29.9
McNary   $35.9M PIES 35.9

LOWER COLUMBIA (1982-1995)

62% $117.0M $5.6M $111.4M
 

Ice Harbor

  $17.0M 1.1 15.9

Lower Monumental

  $26.2M PIES 26.2

Little Goose

  $18.8M PIES 18.8
Lower Granite   $10.0M PIES 10.0

LOWER SNAKE (1982-1995)

38% $72.0M $1.1M $70.9M
 

TOTAL (8 Dams, 1982-1995)

100% $189.0M $6.7M $182.3M

 

Dam   Fish facility costs
1995-2003
Adult Juvenile

Bonneville 1

  $64.3M 1.2 63.1
Bonneville 2   $114.0M 4.8 109.2
The Dalles   $6.7M 6.7  
John Day   $94.1M 3.7 90.4
McNary   $49.6M 6.4 43.2

LOWER COLUMBIA (1995-2003)

68% $328.7M $22.8M $305.9M
 

Ice Harbor

  $33.1M 6.4 26.7

Lower Monumental

  $6.7M 0.6 6.1

Little Goose

  $19.5M 1.1 18.4
Lower Granite   $96.3M 0.9 95.4

LOWER SNAKE (1995-2003)

32% $155.6M $9.0M $146.6M
 

TOTAL (8 Dams, 1995-2003)

100% $484.3M $31.8M $452.5M