INSPECTIONS OF FISH PASSAGE FACILITIES AT FERC PROJECTS IN THE NORTHEAST BY: JOSEPH ENRICO...
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Transcript of INSPECTIONS OF FISH PASSAGE FACILITIES AT FERC PROJECTS IN THE NORTHEAST BY: JOSEPH ENRICO...
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INSPECTIONS OF FISH PASSAGE FACILITIES AT FERC
PROJECTS IN THE NORTHEAST
BY: JOSEPH ENRICOENVIRONMENTAL PROTECTION
SPECIALISTNew York Regional Office
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New York Regional Office
States include: Maine, New Hampshire, Vermont, Massachusetts, Connecticut, Rhode Island, New York, New Jersey, Pennsylvania,
Maryland and West Virginia
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INSPECTION ITEMS OF CONCERN
• Debris• Vandalism• Facilities in operation when required• Facilities in conformance with plans• Function• Damage – bent racks or overlays, broken boards
in ladders, leaks• Evaluation – discuss problems• Enhancements/study results
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DOWNSTREAM FACILITIES
• Angled bar racks with narrow spacing• Trashrack screens and overlays• Weir boxes/galleries• Flashboard/gate openings• Tailrace discharge pipes/chutes• Plunge pools• Canal louvers• Acoustic deflection
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Angled bar rack and gallery entrance at Kinneytown, 6985-CT
on the Naugatuck River.
Entrance
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Angled bar rack and entrance weir at South Berwick, 11163-ME on the
Salmon Falls River.
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Trashrack overlay at the Lakeport project, 6440-NH on the Winnepesaukee River.
Trashrack
Overlay
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Trashrack overlay and gallery entrances at Chace Mill, 2756-VT on
the Winooski River.
Entrances
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Lighted entrance weir at the Pejepscot project, 4784-ME on the
Androscoggin River.
Lighted entrance
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Angled rack with discharge chute at Gardners Falls, 2334-MA on the
Deerfield River.
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Louver system in power canal, looking upstream, at Holyoke project, 2004-
MA.
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Removable flashboard section for fish passage at the Kelleys Falls project, 3025-NH on the Piscataquog River.
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Discharge pipe at the Watertown project, 2442-NY on the Black River.
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Bypass weir with video feed at the Medway project, 2666-ME, on the W.
Branch of the Penobscot River.
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Plunge pool and weir at the Essex No. 19 project, 2513-VT on the Winooski
River.
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Plunge pool at base of American Tissue dam, 2809-ME on the
Cobbosseecontee River
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Acoustic deflection measures at the intake to the Crescent project, 4678-NY
on the Mohawk River.
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UPSTREAM FACILITIES
• Vertical slot ladder/Ice Harbor
• Denil ladder
• Elevator
• Trap and Truck
• Steeppass ladder
• Other – screens/weirs
• Pool and weir/locks
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Ice Harbor ladder at the Cabot powerhouse at the Turner Falls project,
1889-MA on the Connecticut River.
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Ice Harbor ladder at the spillway of the Lowell project, 2790-MA, on the
Merrimack River.
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Ladder at the Glen Park project, 4796-NY on the Black River.
Water level problems
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Older Denil ladder at the Great Works Project, 2312-ME on the Penobscot
River.
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Denil ladder at the South Berwick project, 11163-ME on the Salmon Falls River.
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Alaskan Steeppass ladder at midpoint of main dam at the Milford project, 2534-ME on the Penobscot River.
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Upstream elevator facility at the Cataract Project, east channel, 2528-
ME on the Saco River.
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Eel passage facility at the Greenville project, 2441-CT on the Shetucket River.
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Elevator lifting bucket in progress at the Lawrence Project, 2800-MA on the
Merrimack River.
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Elevator discharge into holding pool at the Skelton Project ,2527-ME, on the
Saco River.
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Trap and truck operation at the Brunswick project, 2284-ME on the
Androscoggin River.
Transport truck parks here
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Tailrace screen at the West Springfield project, 2608-MA on the Westfield
River.
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Diversion net at the tailrace of the upper reservoir at the Northfield Mountain PS
project, 2485-MA on the Connecticut River.
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Viewing window at the Holyoke Project, 2004-MA.
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Removal of Edwards project, 2389-ME on the Kennebec River.