Attachment_18_HWD_Specifications_Addendum_01_2025_09_19_0005.pdf

Hot Well Dunes Recreation Area Improvements

Bureau of Land Management 221116 - 1 Domestic

Hot Well Dunes Recreation Area GLHN #20049.06 Water Piping

ADDENDUM 01

SECTION 221116 - DOMESTIC WATER PIPING

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Copper tube and fittings - domestic water.

2.1. Galvanized-steel pipe and fittings - domestic water.

3.2. Piping joining materials - domestic water.

4.3. Encasement for piping.

5.4. Transition fittings - domestic water.

5. Dielectric fittings - domestic water.

6. High-density polyethylene (HDPE) pipe and fittings.

6.7. Polyvinyl chloride (PVC) pipe and fittings: refer to Section 32 80 00, Irrigation System.

B. Related Requirements:

1. Section 331415 "Site Water Distribution Piping" for water-service piping outside the building from source to the point where water-service piping enters the building.

1.2 ACTION SUBMITTALS

A. Product Data:

1. Copper tube and fittings - domestic water.

2.1. Galvanized-steel pipe and fittings - domestic water.

3.2. Piping joining materials - domestic water.

4.3. Encasement for piping.

5.4. Transition fittings - domestic water.

5. Dielectric fittings - domestic water.

6. Plastic (HDPE) pipe and fittings

1.3 INFORMATIONAL SUBMITTALS

A. System purging and disinfecting activities report.

B. Field quality-control reports.

1.4 QUALITY ASSURANCE

A. Installer Qualifications: Installers of pressure-sealed joints are to be certified by pressure-seal joint manufacturer as having been trained and qualified to join piping with pressure-seal pipe couplings and fittings.

Bureau of Land Management 221116 - 2 Domestic

ADDENDUM 01

B. Installers of High Density Polyethylene (HDPE): Pipe shall be installed by a factory-qualified joining technician as designated by the pipe manufacturer to perform all heat fusion joints.

A.

1.5 FIELD CONDITIONS

A. Interruption of Existing Water Service: Do not interrupt water service to facilities occupied by

Owner or others unless permitted under the following conditions and then only after arranging to provide temporary water service in accordance with requirements indicated:

1. Notify Owner no fewer than two days in advance of proposed interruption of water service.

2. Do not interrupt water service without Owner's written permission.

PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

A. Domestic water piping, tubing, fittings, joints, and appurtenances intended to convey or dispense water for human contactconsumption are to comply with the U.S. Safe Drinking Water

Act, with requirements of authorities having jurisdictionthe government, and with NSF 61 and

NSF 372, or be certified in compliance with NSF 61 and NSF 372 by an ANSI-accredited third-party certification body, in that the weighted average lead content at wetted surfaces is less than or equal to 0.25 percent.

2.2 PIPING MATERIALS

A. Potable-water piping and components are to comply with NSF 14, NSF 61, and NSF 372.

2.3 COPPER TUBE AND FITTINGS - DOMESTIC WATER

A. Drawn-Temper Copper Tube: ASTM B88, Type K and ASTM B88, Type L.

B. Annealed-Temper Copper Tube: ASTM B88, Type K and ASTM B88, Type L .

C. Cast-Copper, Solder-Joint Fittings: ASME B16.18, pressure fittings. Do not use solder joints on pipe sizes greater than NPS 4.

D. Wrought-Copper, Solder-Joint Fittings: ASME B16.22, pressure fittings. Do not use solder joints on pipe sizes greater than NPS 4.

E. Bronze Flanges: ASME B16.24, Class 150, with solder-joint ends. Do not use solder joints on pipe sizes greater than NPS 4.

F. Cast Copper Unions: MSS SP-123, cast-copper-alloy, hexagonal-stock body, with ball-and-socket, metal-to-metal seating surfaces and solder-joint or threaded ends. Do not use solder joints on pipe sizes greater than NPS 4.

Bureau of Land Management 221116 - 3 Domestic

ADDENDUM 01

G. Wrought Copper Unions: ASME B16.22. Do not use solder joints on pipe sizes greater than NPS 4.

2.4 GALVANIZED-STEEL PIPE AND FITTINGS - DOMESTIC WATER

A.B. Galvanized-Steel Pipe:

1. ASTM A53/A53M, Type E, Grade B, Standard Weight.

2. Include ends matching joining method.

B.C. Galvanized-Steel Pipe Nipples: ASTM A733, made of ASTM A53/A53M or ASTM A106/A106M, Standard Weight, seamless steel pipe with threaded ends.

C.D. Galvanized, Gray-Iron Threaded Fittings: ASME B16.4, Class 125, standard pattern.

D.E. Malleable-Iron Unions:

1. ASME B16.39, Class 150.

2. Hexagonal-stock body.

3. Ball-and-socket, metal-to-metal, bronze seating surface.

4. Threaded ends.

F. Flanges: ASME B16.1, Class 125, cast iron.

G. High-Density Polyethylene (HDPE) Pipe:

1. ASTM D2239, D3350 Dr 11 Class 200 HDPE.

2. Fusion-welded joints and fittings.

3. ASTM D2737 - Standard Specification for Polyethylene (PE) Plastic Tubing

4. ASTM D3261 - Standard Specification for Butt Heat Fusion Polyethylene (PE) Plastic Fittings for Polyethylene (PE) Plastic Pipe and Tubing.

5. ASTM D3350 - Standard Specification for Polyethylene Plastic Pipe and Fittings Materials.

6. ASTM F905 - Standard Practice for Qualification of Polyethylene Saddle-Fused Joints

7. ASTM F1290 - Standard Practice for Electrofusion Joining Polyolefin Pipe and Fittings

8. ASTM F2164 - Standard Practice for Field Leak Testing of Polyethylene (PE) and Crosslinked

Polyethylene (PEX) Pressure Piping Systems Using Hydrostatic Pressure

9. ASTM F2206 - Standard Specification for Fabricated Fittings of Butt-Fused Polyethylene (PE)

10. ASTM F2620 - Standard Practice for Heat Fusion Joining of Polyethylene Pipe and Fittings

11. ASTM F3183 - Standard Practice for Guided Side Bend Evaluation of Polyethylene Pipe Butt

Fusion Joint

12. ASTM F3190 - Standard Practice for Heat Fusion Equipment (HFE)

E.

2.52.3 PIPING JOINING MATERIALS - DOMESTIC WATER

A. Pipe-Flange Gasket Materials:

1. AWWA C110/A21.10, rubber, flat face, 1/8 inch thick or ASME B16.21, nonmetallic and asbestos free unless otherwise indicated.

2. Full-face or ring type unless otherwise indicated.

Bureau of Land Management 221116 - 4 Domestic

ADDENDUM 01

B. Metal, Pipe-Flange Bolts and Nuts: ASME B18.2.1, carbon steel unless otherwise indicated.

C. Solder Filler Metals: ASTM B32, lead-free alloys.

D. Flux: ASTM B813, water flushable.

E. Brazing Filler Metals: AWS A5.8M/A5.8, BCuP Series, copper-phosphorus alloys for general-duty brazing unless otherwise indicated.

2.62.4 ENCASEMENT FOR PIPING

A. Standard: ASTM A674 or AWWA C105/A21.5.

B. Form: tube.

C. Color: Black or natural.

2.72.5 TRANSITION FITTINGS - DOMESTIC WATER

A. General Requirements:

1. Same size as pipes to be joined.

2. Pressure rating at least equal to pipes to be joined.

3. End connections compatible with pipes to be joined.

B. Fitting-Type Transition Couplings: Manufactured piping coupling or specified piping system fitting.

C. Sleeve-Type Transition Couplings - Domestic Water: AWWA C219.

1. Source Limitations: Obtain sleeve-type transition couplings from single manufacturer.

D. Plastic-to-Metal Transition Fittings - Domestic Water:

1. Source Limitations: Obtain plastic-to-metal transition fittings from single source.

2. Description:

a. CPVC one-piece fitting with manufacturer's Schedule 80 equivalent dimensions.

b. One end with threaded brass insert and one solvent-cement-socket or threaded end.

b.E. All transition from HDPE pipe to PVC shall be made per the HDPE pipe manufacturer’s recommendations and specifications.

E.F. Plastic-to-Metal Transition Unions - Domestic Water:

1. Source Limitations: Obtain plastic-to-metal transition unions from single manufacturer.

2. Description:

Bureau of Land Management 221116 - 5 Domestic

ADDENDUM 01

F.G. CPVC four-part union.

1. Brass threaded end.

2. Solvent-cement-joint plastic end.

3. Rubber O-ring.

4. Union nut.

2.82.6 DIELECTRIC FITTINGS - DOMESTIC WATER

A. General Requirements: Assembly of copper alloy and ferrous materials with separating nonconductive insulating material. Include end connections compatible with pipes to be joined.

B. Dielectric Unions - Domestic Water:

1. Source Limitations: Obtain dielectric unions from single manufacturer.

2. Standard: ASSE 1079.

3. Pressure Rating: 125 psig minimum at 180 deg F.

4. End Connections: Solder-joint copper alloy and threaded ferrous.

C. Dielectric Flanges - Domestic Water:

1. Source Limitations: Obtain dielectric flanges from single manufacturer.

2. Standard: ASSE 1079.

3. Factory-fabricated, bolted, companion-flange assembly.

4. Pressure Rating: 125 psig minimum at 180 deg F.

5. End Connections: Solder-joint copper alloy and threaded ferrous; threaded solder-joint copper alloy and threaded ferrous.

D. Dielectric-Flange Insulating Kits - Domestic Water:

1. Source Limitations: Obtain dielectric-flange insulating kits from single manufacturer.

2. Nonconducting materials for field assembly of companion flanges.

3. Pressure Rating: 150 psig.

4. Gasket: Phenolic, Temperature Rating: 225 deg F.

5. Bolt Sleeves: Phenolic or polyethylene.

6. Washers: Phenolic with steel backing washers.

E. Dielectric Nipples - Domestic Water:

1. Source Limitations: Obtain dielectric nipples from single manufacturer.

2. Standard: IAPMO PS 66.

3. Electroplated steel nipple complying with ASTM F1545.

4. Pressure Rating and Temperature: 300 psig at 225 deg F.

5. End Connections: Male threaded.

6. Lining: Inert and noncorrosive, propylene.

Bureau of Land Management 221116 - 6 Domestic

ADDENDUM 01

PART 3 - EXECUTION

3.1 PIPING APPLICATIONS

A. Transition and special fittings with pressure ratings at least equal to piping rating may be used in applications below unless otherwise indicated.

B. Flanges and unions may be used for aboveground piping joints unless otherwise indicated.

C. Fitting Option: Extruded-tee connections and brazed joints may be used on aboveground copper tubing.

D. Aboveground domestic water piping, NPS 2 (DN 50) and smaller is to be the following:

1. Galvanized-steel pipe and nipples; galvanized, gray-iron threaded fittings; and threaded joints.

2. Drawn-temper copper tube, ASTM B88, Type L; cast- or wrought-copper, solder-joint fittings;

and [brazed] [soldered] joints.

E. Aboveground domestic water piping, NPS 2-1/2 to NPS 4 (DN 65 to DN 100) is to be the following:

1. Drawn-temper copper tube, ASTM B88, Type L; cast- or wrought-copper, solder-joint fittings; and brazed joints.

2. Galvanized-steel pipe and nipples; galvanized, gray-iron threaded fittings; and threaded joints.

3.2 EARTHWORK

A. Comply with requirements in Section 312000 "Earth Moving" for excavating, trenching, and backfilling.

3.3 INSTALLATION OF PIPING

A. Drawing plans, schematics, and diagrams indicate general location and arrangement of domestic water piping. Indicated locations and arrangements are used to size pipe and calculate friction loss, expansion, and other design considerations. Install piping as indicated unless deviations to layout are approved on coordination drawings.

B. Install copper tubing under building slab in accordance with CDA's "Copper Tube Handbook."

C. Install ductile-iron piping under building slab with restrained joints in accordance with

AWWA C600 and AWWA M41.

D. Install underground copper tube and ductile-iron pipe in PE encasement in accordance with

ASTM A674 or AWWA C105/A21.5.

Bureau of Land Management 221116 - 7 Domestic

ADDENDUM 01

E.B. Install valves in accordance with the following:

1. Section 220523.12 "Ball Valves for Plumbing Piping."

2. Section 220523.14 "Check Valves for Plumbing Piping."

F. Install domestic water piping level without pitch and plumb.

G. Install piping concealed from view and protected from physical contact by building occupants unless otherwise indicated and except in equipment rooms and service areas.

H. Install piping indicated to be exposed and piping in equipment rooms and service areas at right angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated otherwise.

I.C. Install piping to permit valve servicing.

D. Install nipples, unions, special fittings, and valves with pressure ratings the same as or higher than the system pressure rating used in applications below unless otherwise indicated.

E. HDPE shall be installed either by Open Trench Construction or Directional Bore Method. Under no circumstances shall the pipe or accessories be dropped into the trench or forced through a directional bore upon “pull-back”.

F. Care shall be taken in loading, transporting and unloading to prevent damage to the pipe. Pipe or fitting shall not be dropped. Care shall be taken during transportation of the pipe such that it will not be cut, kinked or otherwise damaged. Pipes shall be stored on level ground, preferably turf or sand, free of sharp objects, which could damage the pipe. Stacking of the polyethylene pipe shall be limited to a height that will not cause excessive deformation of the bottom layers of pipes under anticipated

G. Ropes, fabric or rubber protected slings and straps shall be used when handling pipes. Chains, cables or hooks inserted into the pipe ends shall not be used. Two slings spread apart shall be used for lifting each length of pipe.

3.4 DIRECTIONAL BORE INSTALLATION:

A. Refer to ASPA Specification 02320 - Horizontal Directional Drilling in its entirety

J.

K. Install piping free of sags and bends.

L.B. Install fittings for changes in direction and branch connections.

M. Install unions in copper tubing at final connection to each piece of equipment, machine, and specialty.

N. Install pressure gauges on suction and discharge piping for each plumbing pump and packaged booster pump. Comply with requirements for pressure gauges in Section 220519 "Meters and

Gauges for Plumbing Piping."

Bureau of Land Management 221116 - 8 Domestic

ADDENDUM 01

O. Install thermometers on outlet piping from water well. Comply with requirements for thermometers in Section 220519 "Meters and Gauges for Plumbing Piping."

P.C. Install sleeves for piping penetrations of walls, ceilings, and floors. Comply with requirements for sleeves specified in Section 220517 "Sleeves and Sleeve Seals for Plumbing Piping."

Q.D. Install sleeve seals for piping penetrations of concrete walls and slabs. Comply with requirements for sleeve seals specified in Section 220517 "Sleeves and Sleeve Seals for Plumbing Piping."

R. Install escutcheons for piping penetrations of walls, ceilings, and floors. Comply with requirements for escutcheons specified in Section 220518 "Escutcheons for Plumbing Piping."

3.43.5 JOINT CONSTRUCTION

A. Ream ends of pipes and tubes and remove burrs. Bevel plain ends of steel pipe.

B. Remove scale, slag, dirt, and debris from inside and outside of pipes, tubes, and fittings before assembly.

C. Threaded Joints: Thread pipe with tapered pipe threads in accordance with ASME B1.20.1. Cut threads full and clean using sharp dies. Ream threaded pipe ends to remove burrs and restore full

ID. Join pipe fittings and valves as follows:

1. Apply appropriate tape or thread compound to external pipe threads.

2. Damaged Threads: Do not use pipe or pipe fittings with threads that are corroded or damaged.

D. Brazed Joints for Copper Tubing: Comply with CDA's "Copper Tube Handbook," "Brazed Joints" chapter.

E. Soldered Joints for Copper Tubing: Apply ASTM B813, water-flushable flux to end of tube. Join copper tube and fittings in accordance with ASTM B828 or CDA's "Copper Tube Handbook."

F.D. Flanged Joints: Select appropriate asbestos-free, nonmetallic gasket material in size, type, and thickness suitable for domestic water service. Join flanges with gasket and bolts in accordance with ASME B31.9.

G.E. Joints for Dissimilar-Material Piping: Make joints using adapters compatible with materials of both piping systems.

3.53.6 INSTALLATION OF TRANSITION FITTINGS

A. Install transition couplings at joints of dissimilar piping.

B. Transition Fittings in Underground Domestic Water Piping:

1. Fittings for NPS 1-1/2 (DN 40) and Smaller: Fitting-type coupling.

2. Fittings for NPS 2 (DN 50) and Larger: Sleeve-type coupling.

C. Transition Fittings in Aboveground Domestic Water Piping NPS 2 (DN 50) and Smaller: Plastic-to-metal transition fittings or unions.

Bureau of Land Management 221116 - 9 Domestic

ADDENDUM 01

3.63.7 INSTALLATION OF DIELECTRIC FITTINGS

A. Install dielectric fittings in piping at connections of dissimilar metal piping and tubing.

B. Dielectric Fittings for NPS 2 (DN 50) and Smaller: Use dielectric couplings or nipples unions.

C. Dielectric Fittings for NPS 2-1/2 to NPS 4 (DN 65 to DN 100): Use dielectric flanges, nipples.

3.7 INSTALLATION OF HANGERS AND SUPPORTS

A. Comply with requirements for seismic-restraint devices specified in Section 220548 "Vibration and

Seismic Controls for Plumbing Piping and Equipment."

B. Comply with requirements for hangers, supports, and anchor devices in Section 220529 "Hangers and Supports for Plumbing Piping and Equipment."

C. Install hangers for copper,and galvanized steel tube and pipe, with maximum horizontal spacing and minimum rod diameters, to comply with MSS SP-58, locally enforced codes, and authorities having jurisdiction requirements, whichever are most stringent.

D. Support horizontal piping within 12 inches of each fitting.

E. Support vertical runs of copper and galvanized steel tube and pipe to comply with MSS SP-58, locally enforced codes, and authorities having jurisdiction requirements, whichever are most stringent.

3.8 PIPING CONNECTIONS

A. Drawings indicate general arrangement of piping, fittings, and specialties.

B. When installing piping adjacent to equipment and machines, allow space for service and maintenance.

C. Connect domestic water piping to exterior water-service piping. Use transition fitting to join dissimilar piping materials.

D.C. Connect domestic water piping to water-service piping with shutoff valve; extend and connect to the following:

1. Plumbing Fixtures: Cold- and hot-water-supply piping in sizes indicated, but not smaller than that required by plumbing code.

2.1. Equipment: WHot-water-supply piping as indicated, but not smaller than equipment connections. Provide shutoff valve and union for each connection. Use flanges instead of unions for NPS 2-1/2 and larger.

3.9 IDENTIFICATION

A. Identify system components. Comply with requirements for identification materials and installation in Section 220553 "Identification for Plumbing Piping and Equipment."

Bureau of Land Management 221116 - 10 Domestic

ADDENDUM 01

3.10 CLEANING

A. Clean and disinfect potable domestic water piping as follows:

1. Purge new piping and parts of existing piping that have been altered, extended, or repaired before using.

2. Use purging and disinfecting procedures prescribed by authorities having jurisdiction; if methods are not prescribed, use procedures describeClean as follows:d in either

AWWA C651 or AWWA C652 or follow procedures described below:

a. Flush piping system with clean, potable water until dirty water does not appear at outlets.

b. Fill and isolate system in accordance with either of the following:

1) Fill system or part thereof with water/chlorine solution with at least 50 ppm of chlorine. Isolate with valves and allow to stand for 24 hours.

2) Fill system or part thereof with water/chlorine solution with at least 200 ppm of chlorine. Isolate and allow to stand for three hours.

c. Flush system with clean, potable water until no chlorine is in water coming from system after the standing time.

d. Repeat procedures if biological examination shows contamination.

e. Submit water samples in sterile bottles to authorities having jurisdiction.

B. Clean non-potable domestic water piping as follows:

1. Purge new piping and parts of existing piping that have been altered, extended, or repaired before using.

2. Use purging procedures prescribed by authorities having jurisdiction or; if methods are not prescribed, follow procedures described below:

a. Flush piping system with clean, potable water until dirty water does not appear at outlets.

b. Submit water samples in sterile bottles to authorities having jurisdiction. Repeat procedures if biological examination shows contamination.

C. Prepare and submit reports of purging and disinfecting activities. Include copies of water-sample approvals from authorities having jurisdiction.

D. Clean interior of domestic water piping system. Remove dirt and debris as work progresses.

3.11 ADJUSTING

A. Perform adjustments in the presence of, and with the aid of, the government’s field staff who will be using the system.

A.B. Perform the following adjustments before operation:

1. Close drain valves, hydrants, and hose bibbs.

2. Open shutoff valves to fully open position.

3. Open throttling valves to proper setting.

Bureau of Land Management 221116 - 11 Domestic

ADDENDUM 01

4. Adjust balancing valves in hot-water-circulation return piping to provide adequate flow.

a. Manually adjust ball-type balancing valves in hot-water-circulation return piping to provide hot-water flow in each branch.

b. Adjust calibrated balancing valves to flows indicated.

5.4. Remove plugs used during testing of piping and for temporary sealing of piping during installation.

6.5. Remove and clean strainer screens. Close drain valves and replace drain plugs.

7. Remove filter cartridges from housings and verify that cartridges are as specified for application where used and are clean and ready for use.

8.6. Check plumbing specialties and verify proper settings, adjustments, and operation.

3.12 FIELD QUALITY CONTROL

A. Tests and Inspections:

1. Piping Inspections:

a. Do not enclose, cover, or put piping into operation until it has been inspected and approved by authorities having jurisdictionthe government.

b. During installation, notify authorities having jurisdictionthe government at least one day before inspection must be made. Perform tests specified below in presence of authorities having jurisdictionthe government:

1) Roughing-in Inspection: Arrange for inspection of piping before concealing or closing in after installation and before setting fixtures.

2) Final Inspection: Arrange for authorities having jurisdictionthe government to observe tests specified in "Piping Tests" Subparagraph below and to ensure compliance with requirements.

c. Reinspection: If authorities having jurisdictionthe government find that piping will not pass tests or inspections, make required corrections and arrange for reinspection.

d. Reports: Prepare inspection reports and have them signed by authorities having jurisdiction.submit to the government.

2. Piping Tests:

a. Fill domestic water piping. Check components to determine that they are not air bound and that piping is full of water.

b. Test for leaks and defects in new piping and parts of existing piping that have been altered, extended, or repaired. If testing is performed in segments, submit a separate report for each test, complete with diagram of portion of piping tested.

c. Leave new, altered, extended, or replaced domestic water piping uncovered and unconcealed until it has been tested and approved. Expose work that was covered or concealed before it was tested.

d. Cap and subject piping to static water pressure of 50 psig above operating pressure, without exceeding pressure rating of piping system materials. Isolate test source and allow it to stand for four hours. Leaks and loss in test pressure constitute defects that must be repaired.

e.d. Repair leaks and defects with new materials, and retest piping or portion thereof until satisfactory results are obtained.

f.e. Prepare reports for tests and for corrective action required.

Bureau of Land Management 221116 - 12 Domestic

ADDENDUM 01

B. Domestic water piping will be considered defective if it does not pass tests and inspections.

C. Prepare test and inspection reports.

END OF SECTION 221116

Bureau of Land Management 263100 - 1 Photovoltaic

Hot Well Dunes Recreation Area GLHN #20049.06 Collections

ADDENDUM 01

SECTION 263100 - PHOTOVOLTAIC COLLECTORS

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. PV systems description.

2. Manufactured PV units.

3. PV module framing.

4. PV array construction.

5. Inverters.

6. System overcurrent protection.

7. Mounting structures.

8. Battery Storage.

9. Charge controllers

8.10. Pump Controller.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of product.

B. Shop Drawings: For PV modules.

1. Include plans, elevations, sections, and mounting details.

2. Include details of equipment assemblies.

3. Include diagrams for power, signal, and control wiring.

C. Product Data: For Battery Storage

1. Include floor-mounting details.

2. Include display details.

1.3 INFORMATIONAL SUBMITTALS

A. Field quality-control reports.

B. Sample warranty.

1.4 CLOSEOUT SUBMITTALS

A. Operation and maintenance data.

Bureau of Land Management 263100 - 2 Photovoltaic

ADDENDUM 01

1.5 WARRANTY

A. Manufacturer's Special Warranty: Manufacturer agrees to repair or replace components of PV modules that fail in materials or workmanship within specified warranty period.

1. Warranty Period: 12 year extendable to 25 years subject to registration and conditions outlined under “Warranty” at silfabsolar.com from date of Substantial Completion.

2. Manufacturer's Special Minimum Power Output Warranty: Manufacturer agrees to repair or replace components of PV modules that fail to exhibit the minimum power output within the specified warranty period. Special warranty, applying to modules only, applies to materials only, on a prorated basis, for the period specified.

3. Manufacturer's minimum power output warranties include, but are not limited to, the following warranty periods, from date of Substantial Completion:

4. Specified minimum power output to 85.1% at the end of the 25th year.

PART 2 - PRODUCTS

2.1 MANUFACTURED UNITS

A. Refer to construction drawings.

2.2 PERFORMANCE REQUIREMENTS

A. Electrical Components, Devices, and Accessories: Listed and labeled by a qualified testing agency and marked for intended location and application.

2.3 PV CAPACITIES AND CHARACTERISTICS

A. Minimum Electrical Characteristics:

1. Rated Open-Circuit Voltage: 45.13V dc.

2. Maximum System Voltage: 1000V dc.

3. Maximum Power at Voltage (Vpm): 38.8V

4. Short-Circuit Temperature Coefficient: +0.046 %/°C Rated Short-Circuit Current (Isc): 10.5A

B. Additional Electrical Characteristics:

1. Series Fuse Rating: 20

2. Module Efficiency: 21.4 percent.

3. Wind Loading or Surface Pressure: 83.5/112.8 lb/ft^2

4. Hailstone Impact Withstand: 25 mm diameter at 83 km/h wind velocity.

C. Normal Operating Temperature Characteristics (NOTC):

1. Temperature at Nominal Operating Cell Temperature: -40/+85 °C

2. Temperature Coefficient (NOTC Nominal Power): <43.5 °C http://www.specagent.com/LookUp/?ulid=6848&mf=04&src=wd

Bureau of Land Management 263100 - 3 Photovoltaic

ADDENDUM 01

3. Temperature Coefficient (NOTC Open-Circuit Voltage): -0.279 %/°C.

4. Temperature Coefficient (NOTC Short Circuit Current): +0.046 %/°C.l

5. Temperature Coefficient (NOTC Maximum Power Voltage): -0.377 %/°C.

2.4 MANUFACTURED PV UNITS

A. Cell Materials: 66 high efficiency back contact mono-PERC c-Si cells

B. Module Construction:

1. Nominal Size: 70.67 in x 38.98 in x 1.5 in.

2. Weight: 41.9±0.4 lbs

C. Encapsulant: Ethyl vinyl acetate.

D. Front Panel: 0.126 in high transmittance, tempered, DSM anti-reflective coating.

E. Backing Material: Multilayer, integrated insulation film and electrically conductive backsheet, superior hydrolysis and UV resistance, fluorine free PV backsheet

F. Output Cabling:

1. 47.24 in, ø 0.22 in, MC4 from Staubli

2.5 PV MODULE FRAMING

1. Finish: Anodized aluminum.

2.6 PV ARRAY CONSTRUCTION

A. Framing:

1. Material: Extruded aluminum or Galvanized steel.

2.7 INVERTER BASIS OF DESIGN INVERTER VICTRON 48V DC 5000VA

A. Inverter Type: inverter.MICROGRID.

B. Control Type: Pulse-width-modulation control.

C. Inverter Electrical Characteristics:

1. Maximum Recommended 5000W.Maximum Recommended PV Input Power: 720 VA.

2. Maximum Open-Circuit Voltage: 120v dc ac?

3. PV Start Voltage: 355-102v

4. MPPT Voltage Range: 56-82v

5. Maximum Input Current: 13.5A.

Bureau of Land Management 263100 - 4 Photovoltaic

ADDENDUM 01

D. Operating Conditions:

1. Operating Ambient Temperatures: -40°C to +65°C).

2. Relative Humidity: Zero to 95 percent, noncondensing.

2.8 INVERTER: BASIS OF DESIGN SUN GOLD POWER SPH6548P

A. Inverter Type: inverter.

B. Control Type: Hybrid off-grid

C. Inverter Electrical Characteristics:

1. Maximum Recommended 6500W.

2. Maximum Open-Circuit Voltage: 120v ac

3. Max Voltage input: 250VDC

4. Battery equal to (4) Trojan Solar SAES 12 105 total of 48V with capacity of 107AH

5. Built-in Screen display

6. Operating Ambient Temperatures: -10°C to +55°C)

D. Operating Conditions:

1. Operating Ambient Temperatures: -40°C to +65°C).

2. Relative Humidity: Zero to 95 percent, noncondensing.

E. Charge controllers shall have the following:

1. Overcurrent protection.

2. Generator input breaker box.

3. Automatic transfer relay.

4. Digital display.

5. Transformer.

6. Disconnect switch.

7. Shunt controller.

8. Shunt regulator.

9. Surge overload protection.

F. Pump controllers shall have the following:

1. Power range of 3200w-6400w

2. Solar Min Voltage 200VDC AC single phase 3 wire

9.3. Generator size 10kW min connection option

F.G. Enclosure:

1. NEMA 250

2. Cooling Methods:

a. Fan convection cooling.

Bureau of Land Management 263100 - 5 Photovoltaic

ADDENDUM 01

3. Protective Functions:

a. AC over/undervoltage.

b. AC over/underfrequency.

c. Ground overcurrent.

d. Overtemperature.

e. AC and dc overcurrent.

f. DC overvoltage.

4. Standard LCD, four lines, 20 characters, with user display and on/off toggle switch.

G.H. Disconnects: Rated for system voltage and conductor.

H.I. Regulatory Approvals:

1. IEEE 1547.1.

2. IEEE 1547.3.

3. UL 1741.

2.82.9 MOUNTING STRUCTURES

A. Pole Mount With concrete base per array module assembly manufacturer.

2.92.10 BATTERY STORAGE

A. Basis of Design: Liniotech 20KwH LifePO4 Power Reserve Battery Storage at host site with charge controller and integral monitoring via built-in display and Trojan solar SAES 12 105 battery at Pump

House.

1. Charge Controller: Equal to Midnite MPPT 250/70-TR VE CAN.

2. Battery Bank to be floor-set or floor-mounted.

B. Minimum operating temperatures:

1. Battery charging 0 to 45 degrees C.

2. Battery discharging 0 to 60 degrees C, PART 3 - EXECUTION

3.1 INSTALLATION

A. Comply with NECA 1.

B. Examine modules and array frame before installation. Reject modules and arrays that show shipping damage, are wet, are moisture damaged, or are mold damaged.

C. Coordinate layout and installation of PV panels with support assembly and other construction.

Bureau of Land Management 263100 - 6 Photovoltaic

ADDENDUM 01

D. Support PV panel assemblies independent of support for other elements such as roof and support assemblies, enclosures, vents, pipes, and conduits. Support assembly to prevent twisting from eccentric loading.

E. Install PV inverters, energy storage, charge controller, in locations indicated on Drawings.

F. Coordinate location and installation of battery bank with the government.

3.2 CONNECTIONS

A. Coordinate installation of utility-interactive meter with utility.

B.A. Make splices, terminations, and taps that are compatible with conductor material.

END OF SECTION 263100

Bureau of Land Management 323100 - 1

Hot Well Dunes Recreation Area GLHN #20049.06 Fencing and Gates

ADDENDUM 01

SECTION 323100 – FENCING AND GATES

PART 1 - GENERAL

1.1 RELATED DOCUMENTS:

A. The Drawings and the General Provisions of the Contract, including all General and Supplementary

Conditions and Supplements and Amendments to the General Conditions of the Contract, apply to the work specified in this section.

1.2 DESCRIPTION OF WORK:

A. The work covered by this Section includes, but is not limited to:

1. The fabrication / installation of barbed wire fence framing members/materials

2. The fabrication / installation of barbed wire fittings and accessories

3. The fabrication / installation of split rail wooden fence posts and rails

4. The fabrication / installation of pipe barrier fence posts and rails

B. The extent of the work is shown on the drawings and details.

1.3 RELATED WORK:

A. Related work includes, but is not limited to:

1. The construction of landscape and irrigation improvements

2. Site grading and paving

1.4 COORDINATION:

A. The Contractor shall coordinate all work with the Contracting Officer’s Representative. Work that is completed or in-progress shall be protected during the installation of the fencing and gates. The

Contractor shall notify the 𝑂𝑤𝑛𝑒𝑟’𝑠 𝑅𝑒𝑝𝑟𝑒𝑠𝑒𝑛𝑡𝑎𝑡𝑖𝑣𝑒 of field conditions which prevent the installation of the fencing and gates as shown.

1.5 REQUIRED LICENSURE:

A. All work shall be performed by a Contractor licensed by the State of Arizona Registrar of Contractors.

The commercial license classification held by the Contractor shall be appropriate for the work to be performed.

Bureau of Land Management 323100 - 2

ADDENDUM 01

1.6 COMPLIANCE WITH APPLICABLE REGULATIONS:

A. The Contractor shall comply with all local, state, and federal regulation regarding materials, methods of work, and disposal of excess and waste materials. The Contractor shall provide notices required by governmental authorities, request required inspections, obtain required permits, and pay for all associated fees.

1.7 SUBMITTAL REQUIREMENTS:

A. General: The Contractor shall make the submittals identified below. Submittals shall be made and approved prior to the delivery of materials to the site and its incorporation into the work.

B. Product Specification Sheets: The Contractor shall submit three (3) copies of product specification sheets for all fencing materials and hardware to be utilized on the project to the Contracting

OfficerforOfficer for review and approval. The specification sheets shall be highlighted to indicate the materials / options to be provided. No material shall be delivered to the site and / or incorporated into the work until the required submittal for that material has been made and approved.

C. Shop Drawings: The Contractor shall submit three (3) sets of shop drawings for the fabrication / installation of the park entry gates and other fabricated items as noted on the drawings to the

Contracting Officer's Representative for review and approval.

1.8 SURVEY REQUIREMENTS:

A. Contractor Surveying: The Contractor shall be responsible for all survey work required to install the fencing and gates as shown on the project plans and described in these specifications.

PART 2 - MATERIALS

2.1 PERIMETER BARBED WIRE FENCE FRAMING MEMBERS / MATERIALS:

A. Framing Members: Framing members, including all posts, rails, braces, and gate frames, shall be

Type I pipe, Schedule 40, hot dipped galvanized with not less than 1.8 oz. of zinc per square foor of surface. Posts and rails shall have caps to exclude moisture. Framing members shall be new.

B. Corner Posts: Corner posts up to six feet (6’) tall shall have an O.D. of 2.875”. Corner posts over six feet (6’) tall shall have and O.D. of 4.00 inches unless otherwise noted on the project plans.

C. Line Posts: Line posts up to six feet (6') high shall have an O.D. of 2.00". Line posts greater than six feet

(6') shall have an O.D. of 2.875" unless otherwise noted on the project plans.

D. Rails and Post Braces: Rails and post braces shall have an O.D. of 1.625". Expansion couplings shall be provided as needed.

E. Barbed Wire: Barb wire shall be as noted on the plans.

Bureau of Land Management 323100 - 3

ADDENDUM 01

2.2 PERIMETER BARBED WIRE FENCE FITTINGS AND ACCESSORIES:

A. Tension Wires: Tension wires Tension wire shall be .177" O.D. Marcelled steel tension wire with Class 2 galvanized coating.shall be as noted on the fencing details.

B. Post Brace RodPanels/Posts – Brace, Corner, End, and in-line tension: Panels/posts for fabrication of brace panels, corner posts, end posts, in-line tension post shall be as noted on the fencing details.

Post brace rod shall be constructed of 0.375" with adjustable tightener. Rod and tightener shall be hot-dipped galvanized.

C. Post Caps: All posts shall be fitted with a post cap to exclude moisture. Caps shall be constructed of malleable steel with galvanized steel finish. Caps shall allow for passage of top rail as appropriate.

Post caps shall be welded to the post or secured in a manner acceptable to the Contracting

Officer’s Representative.

D. Rail Caps: Rail caps shall be constructed of malleable steel with 7/8" beveled steel brace hand.

E.C. Stretcher BarsWire stays: Stretcher barsWire stays shall be as noted on the fencing details. shall be not less than 3/16" by 3/4" in cross section and shall be not less than 2" shorter than the nominal height of the fabric with which they are used. Stretcher bars shall be constructed of galvanized steel.

F.D. ClipsWire Tie: Clips Ties for securing wire to posts and rails shall be galvanized steel wire clipsties. Clips for securing fabric to tension wire shall be corrosion resistant hog-rings.

2.3 MATERIALS FOR ENTRY GATES:

A. Steel Pipe: Pipe for the construction of post and gate members shall be Schedule 40 black steel pipe. Pipe size shall be as detailed or noted.

B. Hardware and Accessories: Hardware and accessories shall be as detailed or as per the approved shop drawings.

2.4 MATERIALS FOR DECORATIVE METAL, RAIL FENCING, AND PARKING GUARD RAIL:

A. Framing and Materials: Framing materials shall consist of square and round steel tubing as noted on the drawings. Materials shall comply with the requirements of Division 5 Sections of these specifications and shall be in accordance with the approved shop drawings.

2.5 MATERIALS FOR PIPE RAIL BARRIER:

A. Pipe for Pipe Posts and Rails: Pipe for posts and rails shall be Schedule 40 Steel Pipe. Size shall be as detailed or noted.

2.6 MATERIALS SPLIT RAIL FENCE:

A. Split Rail Wood Posts and Rails: Posts and rails shall be of the size and grade noted on the plans. The wood posts and rails shall be western red cedar or black locust, pressure treated wood, or a wood of natural resistance to decay. Materials shall be free from loose knots, cracks and other imperfections.

Bureau of Land Management 323100 - 4

ADDENDUM 01

B. Finishes: Posts and rails shall be finished with exterior wood stain (Dunn-Edwards OKON Weather Pro

Transparent Waterproofing Wood Stain).

2.7 CONCRETE FOR FOOTINGS:

A. Concrete for Footings: Concrete for footings shall have a 28-day compressive strength of not less than 2,500 psi.

2.8 FENCING AND GATE FINISHES AND COLORS:

A. Finishes: The fencing and gates shall be shop painted with one coat rust inhibiting primer (Dunn-

Edwards “Corrobar,” or approved equal), and one coat exterior semi-gloss alkyd paint (Dunn-

Edwards “Permasheen,” or approved equal).

B. Colors: The following fencing and gate colors shall be submitted to the Contracting Officer for review and approval:

1. Entry and Vehicular Access Gates: “White Heat” DEW338 - Dunn-Edwards

“Permasheen” / Semi-Gloss Finish

2. Split Rail Fence: Color shall be Natural Redwood - Dunn-Edwards OKON Weather Pro

Transparent Waterproofing Wood Stain, Natural Redwood or approved equal.

3. Decorative Metal View Fence at Pond: “White Heat” DEW338 - Dunn-Edwards

“Permasheen” / Semi-Gloss Finish

4. Decorative Metal Fence at Hot Tubs: “White Heat” DEW338 - Dunn-Edwards

“Permasheen” / Semi-Gloss Finish

5. Metal Rail Fence: “White Heat” DEW338 - Dunn-Edwards “Permasheen” / Semi-Gloss

Finish

6. Parking Guard Rails: “White Heat” DEW338 - Dunn-Edwards “Permasheen” / Semi-

Gloss Finish

Perimeter Wire Fence Access Gates: “Spring Juniper” DEA128 - Dunn-Edwards

“Permasheen” / Semi-Gloss Finish

PART 3 - EXECUTION

3.1 WORKMANSHIP:

A. Workmanship: All fence installation work shall meet the requirements of ASTM F-567 (Part 3) and shall be as approved by the Contracting Officer's Representative.

3.2 LAYOUT:

A. Layout of Fence and Gates: The Contractor shall layout the alignment of all fences and shall stake the location of all corner and gate posts for approval by the Contracting Officer's Representative prior to the commencement of fence installation work. Adjustments in the layout of the fence or in gate locations shall be made as directed by the Contracting Officer's Representative.

B. Survey: The Contractor shall be responsible for all survey work required for the layout of the fencing and post-and-cable barrier.

Bureau of Land Management 323100 - 5

ADDENDUM 01

C. Adjustments to Avoid Conflicts with Existing Vegetation or other Site Features: After the initial staking by the Contractor, the Contracting Officer may direct the Contractor to adjust the layout of the fence or post and cable barrier as required to avoid conflicts with existing vegetation or other improvements. No tree, shrub, or cactus shall be removed for fence or post-and-cable barrier installation except as approved by the Contracting Officer’s Representative.

3.3 POST HOLE EXCAVATION AND FOOTINGS:

A. Scheduling: Fence installation work shall be scheduled to occur after grades along designated fence lines has been brought to the finished grades shown on the drawings. Excavations shall not be left open overnight.

B. Blue-Staking: The Contractor shall have the work area Blue Staked prior to the start of any excavation work. Blue Staking shall be kept current during the course of the project. All utilities damaged by the

Contractor shall be repaired or replaced by the Contractor, as required by the Contracting Officer or appropriate utility company, at the Contractor’s expense.

C. Footings: Footing excavation and installation work shall be as detailed.

3.4 BARDED WIRE FENCE INSTALLATION:

A. Posts: Corner, line, and gate posts shall be installed as required to keep all posts plumb and aligned with the approved fence alignment. Adequate time shall be allowed for concrete footings to set-up before installing fabric or other fence components.

B. Braces: Braces shall be installed at corners and at gates, and post caps shall be installed as detailed.

C. Wire: Wire shall be as noted on the plan details.

D. Clips: Fabric shall be secured to posts, rails, and braces at intervals not exceeding fifteen inches (15") on-center.

E. Tension Cable: Tension cable shall be installed as required to minimize sag between posts. Cables shall be secured with cable clamps as detailed.

3.5 GATE INSTALLATION:

A. Gates: Gates shall be installed plumb and level and shall be checked for proper operation of hinges and closure hardware. Adjustments shall be made as needed to provide for normal gate operation as approved by the Contracting Officer's Representative.

3.6 PIPE RAIL BARRIER INSTALLATION:

A. Pipe Rail Barrier: Pipe rail barrier shall be installed as detailed. Appropriate fire extinguishers and / or water truck shall be provided when welding is being performed on-site.

Bureau of Land Management 323100 - 6

ADDENDUM 01

3.7 CLEAN-UP:

A. Clean-up: The Contractor shall clean-up all debris and excess materials during and upon completion of the work

3.8 GUARANTEE:

A. Guarantee: The Contractor shall guarantee all fencing, post and cable barriers, pipe rails, and gates to be free from defects in materials and workmanship for a period of two years. A written guarantee shall be submitted to the Contracting Officer's Representative prior to Final Acceptance of the Work.

END OF SECTION 323100

Bureau of Land Management 332100 - 1 Water

Hot Well Dunes Recreation Area GLHN #20049.06 Supply Wells

ADDENDUM 01

SECTION 332100 - WATER SUPPLY WELLS

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary

Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. This Section includes the following:

1. Replacement of sSubmersible well pumps and drop pipe.

1.3 DEFINITIONS

A. ABS: Acrylonitrile-butadiene-styrene plastic.

B. PA: Polyamide (nylon) plastic.

C. PE: Polyethylene plastic.

D. PP: Polypropylene plastic.

E. PVC: Polyvinyl chloride plastic.

1.4 PERFORMANCE REQUIREMENTS

A. Minimum Tested Water Supply Well Performance Capacity: 50 gallons per minute.

1.5 UNIT PRICES

A. Unit-Price Amounts: As stipulated in the Form of Agreement.

B. Measurement and Payment Procedures: Specified in Section 012200 "Unit Prices."

C. Measurement Units for Water Supply Wells, Casings, and Grout: Per linear foot (meter) of well depth.

1.61.4 ACTION SUBMITTALS

A. Product Data: Submit certified performance curves and rated capacities of selected well pumps and furnished specialties and accessories for each type and size of well pump indicated.

Bureau of Land Management 332100 - 2 Water

B. Shop Drawings: Show layout and connections for well pumps.

1. Wiring Diagrams: Power, signal, and control wiring.

2. Setting Drawings: Include templates and directions for installing well head connections foundation bolts, anchor bolts, and other anchorages.

3. Project Record Documents: Record the following data for each water supply well:

a. Casings: Material, diameter, thickness, weight per foot (meter) of length, and depth below grade.

b. Screen: Material, construction, diameter, and opening size.

c.a. Pumping Test: Static water level, maximum safe yield, and drawdown at maximum yield.

d. Log: Formation log indicating strata encountered.

e.b. Alignment: Certification that well is aligned and plumb within specified tolerances.

1.71.5 INFORMATIONAL SUBMITTALS

A. Field quality-control reports, including the following:

1. Substrata formations.

2. Water-bearing formations.

3.1. Water levels.

4. Laboratory water analysis.

5. Well-screen analysis.

6.2. Performance test data.

1.81.6 CLOSEOUT SUBMITTALS

A. Operation and Maintenance Data: For each well pump, to include in emergency, operation, and maintenance manuals.

1.91.7 QUALITY ASSURANCE

A. Well Pump InstallerDriller Qualifications: An experienced water supply well pump installer driller licensed in the jurisdiction where Project is located.

B. Testing Agency Qualifications: An independent agency, with the experience and capability to conduct the testing indicated, that is a nationally recognized testing laboratory (NRTL) as defined by OSHA in 29 CFR 1910.7.

C.B. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use.

D. Comply with AWWA A100 for water supply wells.

Bureau of Land Management 332100 - 3 Water

1.101.8 PROJECT CONDITIONS

A. Interruption of Existing Water Service: Do not interrupt water service to facilities occupied by

Owner or others unless permitted under the following conditions. and then only after arranging to provide temporary water service according to requirements indicated:

1. Notify Owner no fewer than seven days in advance of proposed interruption of water service.

2. Do not proceed with interruption of water service without Owner's written permission.

PART 2 - PRODUCTS

2.1 GROUT

A. Cement: ASTM C 150, Type II.

B. Aggregates: ASTM C 33, fine and coarse grades.

C. Water: Potable.

2.22.1 SUBMERSIBLE WELL PUMPS

A. Description: Submersible, vertical-turbine well pump complying with HI 2.1-2.2 and HI 2.3; with the following features:

1. Impeller Material: Stainless steel.

2. Motor: Capable of continuous operation under water, with protected submersible power cable.

3. Column Pipe: ASTM A 53/A 53M, Schedule 40, galvanized-steel pipe with threaded ends and cast-iron or steel threaded couplings.

4. Discharge Piping: ASTM D 2239, SIDR Numbers 115.3, 7, or 9 PE pipe; made with PE compound number required to give pressure rating not less than 160 psig (1100 kPa).

Include NSF listing mark "NSF pw."

a. Insert Fittings for PE Pipe: ASTM D 2609, made of PA, PP, or PVC with serrated, male insert ends matching inside of pipe. Include bands or crimp rings.

B. Capacities and Characteristics:

1. Capacity: 44 gpm.

2. Discharge Head: 175 185 feet (TDH).

3. Discharge Size: 2”NPS.

4. Motor Horsepower: 3.

5. Lift: 175 feet.

6.5. Volts: 220230.

7.6. Phases: 31.

8.7. Hertz: 60.

Bureau of Land Management 332100 - 4 Water

2.32.2 MOTORS

A. General requirements for motors: are specified in Section 220513 "Common Motor Requirements for Plumbing Equipment."

1. Motor Sizes: Minimum size as indicated. If not indicated, large enough so driven load will not require motor to operate in service factor range above 1.0.

2. Controllers, Electrical Devices, and Wiring: Electrical devices and connections are specified in Division 26electrical Sections.

PART 3 - EXECUTION

3.1 PREPARATION

A. Pilot-Hole Data: Review pilot-hole test analysis furnished by Owner.

B. Neighborhood Well Data: Review operating and test analyses.

3.23.1 INSTALLATION

A. Install submersible well pumps according to HI 2.1-2.4 and provide access for periodic maintenance.

1. Before lowering permanent pump into well, lower a dummy pump blank that is slightly longer and wider than permanent pump to determine that permanent pump can be installed. Notify Government of all issues associated with the existing casing. Correct alignment problems.

2. Before lowering permanent pump into well, start (bump) pump motor to verify correct rotation.

3. Securely tighten discharge piping joints.

4. Locate line-shaft well pump as indicated on the drawingsnear well bottom; locate motor above grade. Install driver plate to correctly align motor and pump.

5. Connect motor to submersible pump and locate near well bottom.

a. Connect power cable while connection points are dry and undamaged.

b. Do not damage power cable during installation; use cable clamps that do not have sharp edges.

c. Install water-sealed well head surface plate that will support pump and piping.

3.33.2 CONNECTIONS

A. Piping installation requirements are specified in Section 2211163 "DomesticFacility Water

Distribution Piping." Drawings indicate general arrangement of piping, fittings, and specialties.

1. Connect piping between well pump and water piping.

2. Connect building to water distribution to well pipe inside well house.

Bureau of Land Management 332100 - 5 Water

B. Ground equipment according to Section 260526 "Grounding and Bonding for Electrical Systems."

C. Connect wiring according to Section 260519 "Low-Voltage Electrical Power Conductors and

Cables." With water tight seal

3.43.3 FIELD QUALITY CONTROL

A. Test Preparation: Clean water supply wells of foreign substances. Swab casings using alkalis, if necessary, to remove foreign substances.

B.A. Perform tests and inspections in the presence of the Project Manager and prepare test reports.

C.B. Tests and Inspections:

1. Plumbness and Alignment Testing: Comply with AWWA A100.

2. Furnish samples of water-bearing formation to testing laboratory and well-screen manufacturer for mechanical sieve…