A06_Specifications_CRLA_FIsh_Screens.pdf

CRATER LAKE

NATIONAL PARK

PURCHASE ANNIE CREEK

FISH SCREENS

SPECIFICATION

NATIONAL PARK SERVICE

PACIFIC WEST REGION

BLewis Typewritten Text 140P8423Q0114

FISH SCREEN Page 1

SECTION 055900 - FISH SCREEN SPECIFICATION

PART 1 – GENERAL

1.1 WORK COVERED BY CONTRACT DOCUMENTS

A. General: All work outlined below will be performed under a single contract.

B. Project Scope of Work: The purpose of this solicitation is to purchase twelve identical prefabricated fish screens. The fish screens will be used for an upcoming project that is being developed jointly between several project partners including the NPS and Oregon Department of Fish and Wildlife (ODFW). A general contractor working under a separate contract will construct the fish barrier structure. ODFW and/or NPS staff, or the general contractor, will install the screens after construction.

PART 2 – PRODUCTS

2.1 GENERAL

A. All materials shall be new and free of defects.

2.2 PROFILE BAR SCREENS

A. Profile bare panels to meet National Marine Fisheries Services criteria.

B. Size shall be as indicated in the plans.

C. Screen orientation: horizontal D. Wire: B69 E. Slot: 0.069" F. Material: Stainless Steel, Grade 304 G. U-clips @ 6" centers H. Design load: 40" I. Manufacturer: Hendrick Screen Company or equal.

2.3 SCREEN FRAMING

A. Material: Stainless Steel, Grade 304 B. Steel bars, plates, shapes, shall meet the requirements of ASTM 276.

PART 3 – EXECUTION

3.1 Shop Drawings: Submit Shop Drawings for approval prior to fabrication.

3.2 Cut, drill, and punch metals cleanly and accurately. Remove burrs and ease edges to a radius of approximately 1/32 inch unless otherwise indicated. Remove sharp or rough areas on exposed surfaces. Form exposed work with accurate angles and surfaces and straight edges.

3.3 Weld corners and seams continuously to comply with the following:

FISH SCREEN Page 2

A. Use materials and methods that minimize distortion and develop strength and corrosion resistance of base metals.

B. Obtain fusion without undercut or overlap.

C. Remove welding flux immediately.

D. Form exposed connections with hairline joints, flush and smooth, using concealed fasteners or welds where possible.

E. Fabricate seams and other connections that will be exposed to weather in a manner to exclude water. Provide weep holes where water may accumulate.

F. Cut, reinforce, drill, and tap metal fabrications as indicated to receive finish hardware, screws, and similar items.

3.4 SHIPPING

A. Package each screen individually in a manner that will prevent damage while in transit. Label screens or shipping packages as Annie Creek #7.

B. Deliver or ship screens to:

ODFW Central Point Screen Shop 1495 E. Gregory Rd.

Central Point, OR 97502

5'-0"11 2" 11

2"

3'-0"

3"

1'-0" 8" 1'-8"

3"

3'-0"

5"

3"

5"

3"

PROFILE BAR SCREEN PANEL

SIZE W/ 14" FRAME 5'-0"x 3'-0"

0.069" MAX. OPENING

HORIZONTAL SCREEN ORIENTATION

TO OPTIMIZE BRUSH CLEANING

3"

2"1

4"11 2" 1

4"

4'-111 2"

5'-0"

SCALE: N.T.S.3

12 REQUIREDX1

PARTS LIST FOR EACH PANEL

1 WEDGEWIRE SCREEN 5'-0"x 3'-0" (CONFIRM) 1 BOTTOM ANGLE L 3"x 3"x 14"x 5'-0"

2 EDGE ANGLES L 11

2"x 11 2"x 14"x 3'-0"

1 TOP CHANNEL C5x9 5'-0"

2 HANDLES 1

2" ROUND BAR

1 LIFTING EYE 3

8" DIA. EYE W/ SHOULDER

5 WEDGE WASHER 3

8" LEVELING WASHER

5'-0"

8" DIA.

LEVELING

WASHER

PROFILE BAR SCREEN

PANEL

U-CLIP SUPOORT

@6" O.C.

PROFILE BAR SCREEN PANEL

L 3x 3x 14"

L 11 2"x 11

2"x 14"

L 11 2"x 11

2"x 14"

4"x 3" SCREEN FRAME

SURROUNDS ALL 4 SIDES

C 5x9

HANDLE

8" LIFTING EYE

8" DIA. LEVELING WASHER

UNDERNEATH CHANNEL FLANGE

0.29"

0.069"

.08"

SCALE: N.T.S.2

12 REQUIREDX1

SCALE: N.T.S.1

12 REQUIREDX1

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SHEET

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SCALE:

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CHECKED BY:

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DRAWN BY:

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PMIS NO.

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DESCRIPTION

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DATE

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NO.

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REVISIONS

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AS SHOWN

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NWA

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NA

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KLAMATH COUNTY OREGON

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ANNIE CREEK FISH BARRIER

AutoCAD SHX Text FILE PATH: C:\Users\nwanderson\OneDrive - DOI\CRLA\FISH BARRIER\Drawings\Fish Barrier Design_Plus Screen.dwg LAST SAVE: 7/14/2023 2:56 PM SAVED BY: NWANDERSON PLOT DATE: 7/14/2023 3:53 PMC:\Users\nwanderson\OneDrive - DOI\CRLA\FISH BARRIER\Drawings\Fish Barrier Design_Plus Screen.dwg LAST SAVE: 7/14/2023 2:56 PM SAVED BY: NWANDERSON PLOT DATE: 7/14/2023 3:53 PM LAST SAVE: 7/14/2023 2:56 PM SAVED BY: NWANDERSON PLOT DATE: 7/14/2023 3:53 PM7/14/2023 2:56 PM SAVED BY: NWANDERSON PLOT DATE: 7/14/2023 3:53 PM SAVED BY: NWANDERSON PLOT DATE: 7/14/2023 3:53 PMNWANDERSON PLOT DATE: 7/14/2023 3:53 PM PLOT DATE: 7/14/2023 3:53 PM7/14/2023 3:53 PM

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FISH SCREEN