Statement_of_Work_Water_Control_Structures.pdf

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GPS CODE Location Description LAT LONG Header Height (Feet)

Header Width

Pipe Length

Pipe Diameter (Inches)

Main Weir QTY

Headwall Weirs QTY

Notes

NORTHMER1

Deadman creek north between Deadman 2 & 3 37.191219 -120.605021 6 5 50 36 1 1 Concrete

NORTHMER2 North end of duck slough field 37.205401 -120.603491 4 4 30 24 1 1 Concrete

NORTHMER3 Merced #3 37.082646 -120.748795 4 4 30 24 1 1 Concrete

NORTHMER4 Merced #4 37.206321 -120.615901 5 5 80 24 1 1 Concrete

NORTHMER5 Merced #5 37.196758 -120.61176 4 4 30 24 1 0 Concrete

NORTHMER6 Merced #6 37.198288 -120.615611 4 4 30 24 1 0 Concrete

NORTHMER7 Merced #7 37.194466 -120.636543 5 5 40 24 1 1 Concrete

NORTHMER8 Merced #8 37.202635 -120.612301 4 4 30 24 1 1 Concrete

Material

4(W)x4(H) Weir 24" Stub 5(W)x6(H) Weir 36" Stub

5(W)x5(H) Weir 24" Stub

4x4 Weir

5(w)x6(h) Weir

5(w)x5(h)

Quantity 5 1 2 3 1 2

Material 24" Pipe (20' Stick) 24" Pipe Couplers (Mar Mar and Slip

Coupler)

36" Pipe (20' Stick) 36" Pipe Couplers (Mar Mar and Slip

Boards 2'x6'

Redwood

Quantity 14 16 2 3 56

Amount of couplers needed: 13.5

14 couplers 24"inch diameter

2 couplers 36" inch diameter

56 weirboards

Location Description LAT LONG Header Height

Header Width

Length

Diameter (Inches)

Main Weir QTY

Weirs QTY

Notes

Deadman units sputhwest end 37.184577 -120.636228 7 5 40 40 2 3

Make concrete, currently steel, have a rock reenforement

Teal marsh b drainage canal leve 37.168403 -120.629897 7 5 40 30 1 2 5ft head wall on each side, concrete

Teal marsh b canal outlet 37.17324 -120.630633 5 5 45 24 1 0 Main weirs can stay

Teal marsh a canal outlet 37.173271, -

120.630670 -120.63067 5 5 80 24 1 1 6ft headwall, wood

Glory hole ditch outlet 37.173278 -120.630605 5 5 40 24 1 2 9ft headwall, 14ft headwall wood

Drainage teal marsh canal parallel to levi 37.171575 -120.633295 5 5 20 30 1 1 5 ft headwall, concrete East marsh G outlet 37.167966 -120.623925 4 4 40 24 1 0 East Marsh F outlet 37.167982 -120.62128 4 4 4 24 1 1 Drainage outlet 37.168032 -120.616669 6 5 80 30 1 2 On both sides.

Pintail marsh c outlet 37.168062 -120.609761° 4 4 50 24 1 0

Middle glory hole south unit 37.172967, -

120.623193 5 5 30 24 1 2

Middle glory hole north 37.174769, -

120.621907 5 5 30 24 1 2

Material 5(W)x7(H) Weir 30"

5(W)x5(H) Weir 24"

5(W)x5( H) Weir 30" Stub

4(W)x4( H) Weir 24" Stub

5(W)x6(H ) Weir 30" Stub

5x7 Weir

5x5 Weir

5x6 Weir Headwall 4x4 Weir Headwall

Quantity 1 5 1 3 1 5 8 2 1 Material 24" Pipe

(20' Stick) 24" Pipe Couplers (Mar Mar

30" Pipe (20' Stick)

30" Pipe

(Mar Mar and Slip

40" Pipe (20' Stick)

40" Pipe

(Mar Mar

Boards 2'x6' Redwood

Quantity 16 28 7 9 1 2 112 Amount of couplers needed: 1 coupler 40" inch diameter

15.95 16 coupler 24" inch diameter 7 7 couple 30" inch diameter

Amount of boards needed:

112 112 weir boards needed

STATEMENT OF WORK

DELIVERY OF WATER CONTROL STRUCTURES AND MATERIALS TO MERCED

NWR

1. GENERAL: The contractor will manufacture and/or procure and deliver pre-cast concrete water control weirs with pipe stubs, pre cast solid wall water control weirs for installation as headwalls, weir boards, pipe and couplers to various locations of the Merced NWR. Specific materials requirements are provided in Section 2 and again in Appendix A.

2. SCOPE:

A. QUALITY CONTROL

All workmanship and materials furnished and supplied under this specification are subject to inspection by the project technical coordinator and site foreman including all operations from the selection and production of materials through to final acceptance of delivered materials. The technical coordinator reserves the right to reject any materials which are not in accordance with the requirements of this specification.

B. SPECIFICATIONS

B.01 MATERIALS SUPPLIED TO THE PROJECT

TO BE DELIVERED TO Merced National Wildlife Refuge-Red Barn, North Merced

37.189812°, -120.610951°

One (QTY 1) 5’(W) x 6’(H) pre-cast concrete water control weir with 5’ stub of 36” ADS Series

95 Plain End Polyethylene Pipe

Two (QTY 2) 5’x 5’ pre-cast concrete water control weir with 5’ stub of 24” ADS Series 95

Plain End Polyethylene Pipe

Three (QTY 3) 4’x 4’ pre-cast concrete water control weir with 5’ stub of 24” ADS Series 95

Two (QTY 2) 4’x4’ pre-cast concrete water control weir without stub solid wall (headwall design)

270 Feet (QTY 14) 24" ADS SERIES 95 PLAIN END POLYETHYLENE PIPE – VIRGIN, 20’ sections

50 feet (QTY 2) 36” ADS SERIES 95 PLAIN END POLYETHYLENE PIPE – VIRGIN, 20’

Sixteen (QTY 16) MAR MAC couplers 24"inch diameter

Sixteen (QTY 16) ADS Split couplers 24"inch diameter w/zip ties

Three (QTY 3) MAR MAC couplers 36"inch diameter

Three (QTY 3) ADS Split couplers 36"inch diameter w/zip ties

Fifty-Six (QTY 56) 2x6x5 1/2" REDWOOD WEIR BOARDS

TO BE DELIVERED TO Merced National Wildlife Refuge-Maintenance Shop

One (QTY 1) 5’(W) x 7’(H) pre-cast concrete water control weir with 5’ stub of 30” ADS Series

95 Plain End Polyethylene Pipe

Five (QTY 5) 5’(W) x 7’(H) pre-cast concrete water control weir headwall

Five (QTY 5) 5’ x 5’ pre-cast concrete water control weir with 5’ stub of 24” ADS Series 95

One (QTY 1) 5’ x 5’ pre-cast concrete water control weir with 5’ stub of 30” ADS Series 95

Two (QTY 2) 5’ x 5’ pre-cast concrete water control headwall

Two (QTY 2) 4’ x 4’pre-cast concrete water control weir with 5’ stub of 24” ADS Series 95

Plain End Polyethylene Pipe without headwall

One (QTY 1) 4’ x 4’pre-cast concrete water control weir with 5’ stub of 24” ADS Series 95 Plain

End Polyethylene Pipe with headwall

One (QTY 1) 5’ x 6’ pre-cast concrete water control weir with 5’ stub of 30” ADS Series 95

Two (QTY 2) 5’ x 6’ pre-cast concrete water control headwall

320 Feet (QTY 16) 24" ADS SERIES 95 PLAIN END POLYETHYLENE PIPE – VIRGIN, 20’

140 Feet (QTY 7) 30” ADS SERIES 95 PLAIN END POLYETHYLENE PIPE – VIRGIN, 20’

20 Feet (QTY 1) 40” ADS SERIES 95 PLAIN END POLYETHYLENE PIPE – VIRGIN, 20’

Twenty-eight (QTY 28) MAR MAC couplers 24"inch diameter

Twenty-eight (QTY 28) ADS Split couplers 24"inch diameter w/zip ties

Nine (QTY nine) MAR MAC couplers 30"inch diameter

Nine (QTY nine) ADS Split couplers 30"inch diameter w/zip ties

Two (QTY 2) MAR MAC couplers 40"inch diameter

Two (QTY 2) ADS Split couplers 40"inch diameter w/zip ties

One hundred and twelve (QTY 112) 2x6x5 1/2" REDWOOD WEIR BOARDS

B.02 PRECAST CONCRETE WATER CONTROL STRUCTURES

Precast concrete weir (riser) structures shall conform to the sizes and dimensions as listed above.

Precast concrete weirs shall have two (twin) weir bays for stop logs. Each structure shall have a minimum 5-foot-long stub of pipe cast into the structure with the type and dimension equal to that of the attached pipe as specified in Section 2 and Appendix A.

The end of the pipe stub to be cast into the concrete structure shall be cut even and square, and set flush with the face of concrete. Structures shall have the pipe cast such that the invert is at or near the structure flowline. The surface of pipe to be embedded into concrete shall be clean of oils, dirt, and loose debris prior to being cast into the structure.

B.03 WOOD STOPLOGS/WEIR BOARDS

A complete set of stoplog boards shall be supplied for each structure cast with a pipe stub. Each board will be cut to fit individual structures including a 3/8-inch clearance on each end to allow for swelling when wet. Stoplogs shall be 2x6 rough cut (full 2 inch thickness) redwood. Wood stoplogs shall be free of knots or knotholes.

B.04 HDPE PIPE

Water tight HDPE (high density polyethylene) pipe shall be of the nominal size indicated in the project description sheet. The pipe shall be profile wall (corrugated) with a smooth interior and meet the requirements of ASTM F2648 or F2306, and ASTM D3350.

B.05 HDPE PIPE COUPLERS

Couplers for HDPE pipe necessary to complete installation in addition to the integral bell and spigot joints shall be Mar Mac Products “Polyseal” couplers.

3. PLACE OF DELIVERY AND PERIOD OF PERFORMANCE:

Deliveries will be to two locations within the Merced National Wildlife Refuge, Merced, CA

93645. See SPECIFICATIONS section B for locations of where each materials are needed to be delivered.

Delivery Location(s):

1. Merced National Wildlife Refuge-Maintenance Shop

7430 W Sandy Mush Rd

Merced, CA 95341

2. Merced National Wildlife Refuge – Red Barn, North Merced

37.189812°, -120.610951°

6689 W Sandy Mush Rd

Merced, CA 95341

4. GOVERNMENT FURNISHED EQUIPMENT OR MATERIALS/INFORMATION:

None

5. AVAILABILITY: Normal delivery hours are Monday thru Friday 7:00 a.m. – 4:00 p.m

6. TECHNICAL COORDINATOR: Gabriel Sandoval, Merced Assistant Refuge Manager.

Cell Phone 209-587-5530. Office # (209) 826-3508, ext. 125 Site Foreman: Kyle Whiteaker, Engineering Equipment Operator, Cell #209-587-0368.

APPENDIX A. SPECIFICATION SHEET