36C78619Q0453-0002009.pdf

36C78619Q0453

ATTACHMENT B – STATEMENT OF WORK

STATEMENT OF WORK

REPLACE SUBMERSIBLE IRRIGATION PUMP AND SAND SEPARATOR

FORT BLISS NATIONAL CEMETERY, EL PASO, TX 79916

A. The Contractor: Shall furnish all labor, material, equipment, and supervision to pull, replace, and reset a new submersible vertical turbine irrigation pump and pump motor within the irrigation water well and to replace the irrigation system sand separator at Fort Bliss National Cemetery in accordance with the contract specifications, drawings, applicable industry standards, and codes as described herein.

B. System Description:

1. The existing irrigation well was refurbished in 2002 with a new well casing and well screens along with the installation of a new submersible pump and pump motor including a new motor control panel. The specified pump and pump motor as listed in paragraph B.2 below were installed at that time. See the “Existing Irrigation Well Information” documentation for the original as-built information for the well, submersible pump and pump motor, and pitless adapter.

2. Irrigation Pump and Motor Specifications:

a. Pump: Goulds® Water Technology, Submersible Vertical Turbine, Model 5CLC, 14

Stages, 3.6875-inch Impeller Trim.

b. Pump Motor: Franklin® Model S55972, 25 HP, 3600 RPM, 460V, 3-phase, 60-cycle, Inverter Duty, Submersible Motor compatible with the existing motor control system.

c. Pump and Pump Motor Capacity: Capable of producing 120 GPM at 536.8 Feet

TDH.

3. Irrigation well components to be replaced with NEW:

a. Submersible Vertical Turbine Well Pump and Pump Motor: See specifications above and the “Existing Irrigation Well Information” document.

b. Pressure Gauge located on the Pitless Adapter cap. Exterior Grade. Match pressure range of existing pressure gauge.

c. Drop pipe: 3-inch, SCH40 galvanized steel pipe. Estimated length: 483 feet –

Contractor to match existing length of drop pipe.

d. Submersible Electric Pump Cable: Existing cable has three 6-gauge copper conductors and one 8-gauge cable. Replace with same specifications or with the pump motor manufacturer’s recommended wiring type and size. Overall length to accommodate installation of new pump and pump motor.

e. All associated components and accessories which would be typically affected by the replacement of the pump and pump motor that are deemed to be unusable or damaged shall be replaced with new.

4. Additional well components: The components below shall be inspected and refurbished with new factory parts or equal when deemed damaged or unrepairable. This will include damaged gaskets or other consumable parts or materials:

a. Pitless Adapter: Baker Monitor, Model No. 3PS67NBWE03T3 or equal. See “Existing Irrigation Well Information” document for additional information.

Additional manufacturer information can be found at:

“https://www.bakermonitor.com/content/standard-pitless-units/6-id-standard-industrial-pitless-units”

5. Sand Separator and Associated Components:

a. See the “Existing Irrigation Well Information” documentation for additional information on the items listed below.

b. Existing sand separator: PuroFlex PF-61-020.

c. Existing piping, valves, and other components.

c. Piping, valves, and fittings (joints, unions, flanges): Bronze gate and check valves -

MSS SP-80, butterfly valves - MSS SP-6, ball valves threaded - MSS SP-110.

d. Steel pipe: Galvanized Schedule 40. Threaded joints shall have American Standard taper pipe threads conforming to ASME B1.20.1.

e. Copper Tube and Pipe: Brazed joints shall be made in conformance with AWS

B2.2/B2.2M, ASME B16.50, and CDA A4015 with flux and are acceptable for all pipe sizes. Soldered joints shall be made with flux and are only acceptable for piping 2 inches and smaller. Soldered joints shall conform to ASME B31.5 and CDA A4015.

f. Dissimilar Pipe Materials: Connections between ferrous and non-ferrous copper water pipe shall be made with dielectric unions or flange waterways. Dielectric waterways shall have temperature and pressure rating equal to or greater than that specified for the connecting piping. Waterways shall have metal connections on both ends suited to match connecting piping. Dielectric waterways shall be internally lined with an insulator specifically designed to prevent current flow between dissimilar metals. Dielectric flanges shall meet the performance requirements described herein for dielectric waterways.

g. Provide piping support using industry and workmanship best practices. Installation of pipe hangers, inserts and supports shall conform to MSS SP-58 and MSS SP-69.

h. Piping shall be installed using industry and workmanship best practices to replace the existing piping configuration as shown in the “Existing Irrigation Well Information” documentation. Pipe shall be accurately cut and worked into place without springing or forcing. Change in direction shall be made with fittings.

C. The Work: The Work shall include, but shall not be limited to the following (not necessarily in the order indicated) to provide a fully functional irrigation system well water supply at the completion of the work:

TIME RESTRICTION ON PERFORMANCE OF WORK:

1. The Contractor is restricted to a maximum of five (5) continuous working days to replace the well pump and pump motor to minimize the stress on and damage to the turfgrass and landscaping. The work involves shutting down the entire active irrigation system which maintains 1.7 acres of turfgrass and 70 acres with landscaped areas, planting beds, and trees.

2. The Contractor shall have equipment, materials, and supplies needed to complete the well pump/pump motor replacement on-site and staged prior to starting work as described herein. The COR shall verify the Contractor is ready to perform the work and has coordinated the irrigation requirements as designated below.

3. Turfgrass areas are to be thoroughly irrigated the day prior to starting the well pump replacement under the direction of the COR and cemetery Gardener. Landscaped areas, planting beds and trees are to be irrigated the day before or as close to the day the well work begins as time allows under the direction of the COR and the cemetery Gardener.

4. If the Contractor fails to complete the work within the five (5) days as specified, the Contractor, at their own expense, shall provide the means to water the turfgrass, landscaped areas, planter beds, and trees until the work has been completed.

5. The sand separator, piping, and valve work may be performed during the same time period of the well pump/pump motor work OR during a completely separate five (5) day period within the contract period of performance with the same restrictions as specified in paragraphs C.1 through C.4 above.

SUBMERSIBLE PUMP AND PUMP MOTOR REPLACEMENT:

6. Hoisting and rigging access is open (i.e. not enclosed) in the walled-off well yard located in the southwest corner of the cemetery, with room for staging removed sections. The Contractor is responsible for inventorying all items removed from the well and securing anything left overnight.

7. Remove the existing submersible, vertical turbine pump and pump motor, drop pipe, and electrical cable from the well using a pump service rig and elevators of adequate capacity to safely handle the weight.

8. Removal and replacement of the drop pipe. The drop pipe shall be unscrewed or torch cut at the Contractor’s discretion. Demolished drop pipe shall be disposed of off-site the same day that it is removed from the well.

9. New well equipment installation: The new submersible pump and pump motor, drop pipe, and submersible pump electrical cable shall be installed in the well using a pump service rig and elevators of adequate capacity to safely handle the weight. Installation shall include all of the above listed major components and other associated components including but not limited to:

a. Mechanical and electrical connection of the pump, pump motor, drop pipe, and electrical cable assembly.

b. Hoisting/rigging for the installation of the pump, pump motor, and associated piping.

c. All labor, material, associated components, and equipment associated with testing the completed assembly.

d. Replace and install a new exterior grade, pressure gauge on exterior well cap located on the pitless adapter. Match pressure range of existing pressure gauge.

10. Testing: After completion of all equipment, components, and material installations, perform a full system functional test and demonstrate to the COR the full operation/functionality of the newly replaced irrigation pump, pump motor, and the irrigation pump motor control unit has been fully coordinated with the existing irrigation control system. Verify no leaks and all other well components are functioning correctly.

SAND SEPARATOR REPLACEMENT:

11. New sand separator installation:

a. Removal: As part of the overall piping and valve replacement, remove the existing PuroFlex sand separator, including the associated control box, electric discharge valve, and discharge piping.

b. Install new sand separator: PuroFlex PF-61-020 or equal. See the “Existing Irrigation Well Information” for the product cut sheet. Installation shall include a new manufacturer’s control box, new discharge valve, discharge piping and all new accessories and fittings as required by the manufacturer as part of a complete installation.

c. Sand separator mounting: The new sand separator shall be mounted in the same location as the existing. Anchor the sand separator per the manufacturer’s requirements.

d. Install dielectric couplings at the main inlet and outlet connections (2 places) and at the copper discharge line connection (1 place).

e. Install all new copper drain piping for the sand separator.

f. Provide all electrical wiring, conduit, connections, and fittings for a complete installation.

12. New piping, valves, and other piping component installation:

a. Removal: Removal all existing piping and components as indicated on the illustrations in the “Existing Irrigation Well Information” documentation.

b. Install new replacement piping, valves, flanges, hangers, braces, and other piping components:

1) Install new SCH 40 galvanized steel piping in various sizes (1/2” to 3” Nominal

Diameter) to match the sizes of the existing piping being replaced.

2) Install new 2” threaded bronze body ball valves (2 places). Size to match existing.

3) Install new 3” flanged, cast iron butterfly valve with EDPM seat and adjustable flow control handle (1 place). Size to match existing.

4) Install new 3” threaded bronze check valve. Size to match existing.

5) Install new flanges and flange gaskets on both sides of sensor T-fitting assembly.

Size to match existing.

6) Install new T-fitting and all associated fittings for sensor installation. Provide new flanges and piping. Size to match existing.

7) Install new 3/4” threaded ball valve on exterior piping (located on building south exterior). Size to match existing.

8) Do not replace the expansion tank. Replace the inlet piping, valve, and coupling in its entirety as indicated in the “Existing Irrigation Well Information” documentation. Do not replace the control piping as indicated.

9) Provide any additional fittings or piping as needed to complete the work.

13. The Contractor shall perform pressure and leakage tests for the new system for 2 hours to

1.5 times the normal operating pressure. Leakage shall not exceed the following requirements:

a. Copper Tubing: No leaks.

b. Ductile Iron Pipe: AWWA C600.

14. The work to replace the existing irrigation piping and valves shall be all inclusive to restore the irrigation system to its full functionality and operation.

15. After completion of all piping, components, equipment, fittings, accessories, and material installations, perform a full system functional test and demonstrate to the COR the satisfactory operation/functionality of the irrigation system sand separator, piping, valves, and piping accessories.

D. General Requirements and Conditions:

1. Coordinate with the COR to locate all underground utilities, irrigation system lines, and irrigation system components prior to start of work. All utilities and irrigation system components shall be traced and marked prior to any removal or demolition of work.

2. The construction access route to the cemetery shall be via the west maintenance access road from Fred Wilson Road – see cemetery site map. The inbound and outbound lanes of Mall Drive be maintained open at all times for visitors and funeral corteges. When other than normal business hours are approved in any case, all traffic control devices shall be removed to allow normal traffic flow (one lane) the following morning (i.e. at 7:00 am).

3. The Contractor is required to discontinue work sufficiently in advance of Easter Sunday, Mother's Day, Father's Day, Memorial Day, Veteran's Day and/or Federal holidays, to permit him to clean up all areas of operation adjacent to existing burial plots before these dates.

4. Disposal of debris, trash, sediment, and other waste material created during the work shall be done at suitable disposal/recycling sites and in compliance with local, state, and federal waste regulations. Haul away & dump all debris, sediment, and waste to an approved disposal site.

5. Availability and use of utility services: The Government shall make all reasonably required amounts of water available to the Contractor from existing outlets and supplies.

The Contractor, at Contractor's expense, shall install and maintain all necessary temporary connections and distribution lines. Before final acceptance of the work by the Government, the Contractor shall remove all the temporary connections, distribution lines, and associated paraphernalia. No other utility services will be provided by the Government.

6. Remove, cut, alter, replace, patch and repair existing work as necessary to perform the work. Existing work to be altered or extended and that is found to be defective in any way, shall be reported to the COR before it is disturbed. Materials and workmanship used in restoring work shall conform in type and quality to that of original existing construction, except as otherwise shown or specified.

7. The Contractor shall preserve and protect all structures, equipment, and vegetation (such as trees, shrubs, and grass) on or adjacent to the work site not to be removed and do not unreasonably interfere with the work required under this contract. If any limbs or branches of trees are broken during contract performance, or by the careless operation of equipment, or by workmen, the Contractor shall trim those limbs or branches with a clean cut and paint the cut with a tree-pruning compound as directed by the Contracting Officer.

8. The Contractor shall protect from damage all existing improvements and utilities at or near the work site and on adjacent property of a third party, the locations of which are made known to or should be known by the Contractor. The Contractor shall repair any damage to those facilities, including those that are the property of a third party, resulting from failure to comply with the requirements of this contract or failure to exercise reasonable care in performing the work. If the Contractor fails or refuses to repair the damage promptly, the Contracting Officer may have the necessary work performed and charge the cost to the Contractor.

9. All utilities required for the continuous operation of all existing facilities shall be maintained in service at all times except when disruptions are needed. The Contractor shall inform the COR, Cemetery Director, and the Contracting Officer (CO) in writing for such disruptions and obtain approval from the CO in writing at least 2 weeks prior to such need. When option exists, implement options to minimize interruption of services to the facilities.

10. The Contractor shall coordinate with the COR and Cemetery Director for parking, material storage, temporary portable restroom facilities, and any other needs for the work. Public access to the National Cemetery shall not be impaired. Do not store materials and equipment in other than assigned areas. The Contractor shall confine all operations (including storage of materials) on Government premises to approved areas

11. The Contractor shall assume sole responsibility for safety of all persons on or about the construction site, in accordance with applicable laws and codes. Guard all materials in accordance with the safety provisions according to OSHA and Associated General Contractors of America (AGC). Prior to commencing work, general contractor shall provide proof that an OSHA certified “competent person” (CP) (29 CFR 1926.20(b)(2) will maintain a presence at the work site whenever the general or subcontractors are present.

12. Thoroughly clean up the work area at the end of each day’s work, and at completion of the project. Leave premises clean and free of waste, scrap, used equipment, or other material intentionally or incidentally delivered to the site by Contractor or Contractor’s personnel.

13. Upon completion of work, the Contractor Superintendent and the COR shall inspect the completed work for compliance with both the contract and the product manufacturer’s requirements. COR shall report unsatisfactory conditions in writing to the Contracting Officer. The work shall not be accepted until all unsatisfactory conditions have been corrected to the satisfaction of the Contracting Officer and the COR.

E. STANDARDS OF EMPLOYEE CONDUCT:

a. The National Cemetery Administration honors veterans with a final resting place and lasting memorials that commemorate their service to our Nation. National Cemeteries are national shrines. The standards of work, appearance, and procedures performed by the contractor at this cemetery shall reflect this nation’s concern for those interred there. Due to the sensitive mission of the cemetery, contractor personnel must exercise and exhibit absolute decorum, composure, and stability at all times.

b. Contractor personnel shall be required to adhere to the following standards of dress and conduct, as briefly mentioned here, while performing work in the National Cemetery.

These standards and regulations are enforceable under Title 38, U.S.C., Part I, Chapter 9, Section 5901.

c. Clothing shall be presentable and suitable to the work while maintaining proper appearance and decorum indicative for a National Shrine. Uniform shirts and hats are preferred. Clothing shall be clean and cleanliness and personal hygiene are imperative. T-shirts and/or tank tops as outer garments are prohibited. Protective/safety clothing and shoes shall meet or exceed OSHA and state requirements.

d. Behavior and language must be appropriate, reverent, and respectful at all times.

e. Eating and drinking (except water) is prohibited in the work areas and within sight of a committal shelter during a service.

f. Use of intoxicating beverages, any tobacco products, and illegal drugs on the Cemetery premises is strictly prohibited.

g. Contractor personnel shall not lean, sit, or stand on or against headstones or monuments.

No tools, equipment or other items will be placed or leaned on headstones or monuments.

h. The Contractor shall be responsible for maintaining satisfactory standards of personnel conduct and work performance and shall administer disciplinary action as required. The Contractor is expected to remove any employees from the Cemetery for cause, to include, but not limited to, safety violations, other misconduct in performance of duty under these specifications and/or conduct contrary to the best interests of the Government. If the Contractor fails to act in this regard, or the reason for a removal is immediately required to protect the interests of the Government, the COR may direct the removal of an employee from the premises. Contractor objections to any such action will be referred to the Contacting Officer (CO) for final resolution; however, the Contractor will first immediately comply with COR direction pending any CO final resolution at a later time or date. The Contractor will not be due any type of compensation for their costs incurred as a result of an employee being removed for cause; unless the removal is directed by the COR and is later found invalid and/or unreasonable by the Contracting Officer.

F. Time of Completion: This project has a work performance TIME RESTRICTION – see Paragraphs C.1 through C.5 of the Statement of Work. The project shall be completed within 45 calendar days after contract Notice of Award. Work outside of the Cemetery’s normal operating hours of 7:00 am to 4:30 pm, Monday through Friday, excluding observed Federal Holidays, will not be permitted without prior approval of the COR. Requests shall be submitted at least three (3) working days in advance. The Contractor shall not commence performance of work until the Contracting Officer has conducted a preconstruction meeting or has advised the Contractor that a preconstruction meeting is not required.

G. Code Compliance: All work shall be performed in accordance with the specifications. It shall be the Contractor's responsibility to comply with all the applicable local, state and federal laws and regulations. The Contractor shall apply and obtain all applicable permits to comply with local, State and Federal regulations and requirements. The Contractor shall remove and dispose of all waste materials and construction debris and comply with all applicable local, State and Federal regulations and requirements. All waste materials and debris specified shall be removed from the Cemetery grounds by the Contractor at its own expenses, including all applicable permits and fees.

H. Contractor Quality Control:

1. The Contractor shall guarantee that all work done under this contract shall be free from defaults and no faulty workmanship with one (1) year warranty. Contractor shall ensure all appropriate paperwork is submitted to the manufacturer to receive the warranty. The Contractor hereby agrees to repair or replace deficiencies within 14 calendar days of notification by the direction of the CO at Contractor's own expense and shall be corrected to the satisfaction of the Government.

2. Contractor Supervisor/Superintendent: A competent and experienced English-speaking Contractor Supervisor/Superintendent shall be provided by the Contractor whenever work is being performed - other than trash and debris pick-up.

3. The Contractor Supervisor shall review and approve submittals, ensure all specifications are being met, inspect the quality of work performed, ensure contract work does not conflict with ceremonies and funerals, ensure employees are is adequately supervised and proper conduct maintained, and certify the completed work for payment and other purposes.

I. Submittals After Award:

1. Submit manufacture’s literature, samples, cut sheets, and shop drawings to the COR for review and approval.

2. Detailed Work Plan. The Contractor shall provide in writing a detailed work plan which presents the Contractor’s plan for completing the work. The Contractor’s plan shall be responsive with the Statement of Work and describe, in detail, the approach to be used for each task required. For each task, the Contractor shall identify all necessary subtasks (if any), and milestone dates. The Contractor’s work plan shall be submitted to and approved by the Contracting Officer prior to the start of on-site work.

J. Plans/Specifications/Supporting Documentation:

1. “Existing Irrigation Well Information”.

a. Fort Bliss National Cemetery Overall Site Map

b. Irrigation Well Site and Maintenance Yard Map

c. Irrigation Well Configuration As-built Diagram

d. Goulds Vertical Turbine Submersible Well Pump and Pump Motor Specs

e. Baker Monitor, Pitless Adapter Specs and Parts Diagram

f. Irrigation Well Piping Diagram and Configuration

g. Puroflux PF61-020 Sand Separator Specs (for both new and existing)

h. Irrigation Sand Separator, Piping, and Valve Replacement Guide

K. Project completion: The project site shall be protected and/or restored to a condition equal to that existing prior to the commencement of work. Upon completion of contract, deliver work complete and undamaged. Existing work disturbed or removed as a result of performing required new work, shall be patched, repaired, reinstalled, or replaced with new work, and refinished and left in as good condition as existed before commencing work.

END OF STATEMENT OF WORK

Existing Irrigation Well Information

REPLACE SUBMERSIBLE IRRIGATION

PUMP AND SAND SEPARATOR

Fort Bliss National Cemetery El Paso, TX

Prepared by:

Rodney Duich, P.E.

NCA Continental District

Department of Veterans Affairs

Table of Contents

Title Page

Table of Contents

Fort Bliss National Cemetery Overall Site Map

Irrigation Well Site and Maintenance Yard Map

Irrigation Well Configuration As-built Diagram

Goulds Vertical Turbine Submersible Well Pump and Pump Motor Specs

Baker Monitor, Pitless Adapter Specs and Parts Diagram . . . . . . . . . . . . . . . . . . . . . . . . . 7, 8

Irrigation Well Piping Diagram and Configuration

Puroflux PF61-020 Sand Separator Specs (For both new and existing) . . . . . . . . . . 10, 11, 12

Irrigation Sand Separator, Piping, and Valve Replacement Guide. . . . . 13, 14, 15, 16, 17, 18

WORK SITE:

IRRIGATION WELL LOCATIONCONSTRUCTION

ENTRANCE

CONSTRUCTION

ACCESS ROUTE

Fort Bliss National Cemetery Site Map

MAINTENANCE

YARD

Puroflux Corporation • (805) 579-0216 • Fax (805) 579-6005 Rev. D 10/09

P U R O F L U X C O R P O R A T I O N

E N G I N E E R I N G M A N U F A C T U R I N G S E R V I C E

PF61-020 SPECIFICATION SHEET – 2” THREADED SEPARATOR

SPECIFICATIONS PF61-020

Flow Range 65-135 gpm

Connections – Influent / Effluent 2” mpt

Purge Outlet 1” fpt

Manual Air Bleed Valve 1/4” fpt

Volume 7 gal

Est. Weight, Dry 74 lbs

Est. Weight, Operating 125 lbs

Options:

Manual Purge

Wall Mounting Brackets / Legs

Inspection Port Consult Factory

Carbon steel construction

Fusion bonded polyester coating

True tangential entry

150 psi working pressure

Industrial grade manual purge valve

0 to 160 psi gauges on influent / effluent

1/4” manual air bleed valve

Five year limited warranty

PRESSURE DROP vs. FLOW RATE

Pressure Drop 3 psi 4 psi 6 psi 8 psi 10 psi 12 psi CV Factor

Flow (gpm)* 67 77 95 109 122 134 38.6

* (Flow rate / CV values may vary slightly)

To determine the approximate pressure drop at flow rates not shown in this chart, use the following formula:

P = (FLOW RATE / CV) 2

CV Factor : CV is defined as the flow in gallons per minute (GPM) that will produce a one pound pressure drop across the separator.

1. DIMENSIONS ARE IN INCHES

2. DIMENSIONS MAY VARY SLIGHTLY - DO NOT USE FOR CONSTRUCTION

3. SEPARATOR SYSTEM IS RATED FOR 150 PSI WORKING PRESSURE

4. VESSEL CONSTRUCTION: CARBON STEEL TANK

EPOXY COATED EXTERIOR

NOTES: UNLESS OTHERWISE SPECIFIED

PUROFLUX

C O R P O R A T I O N

CONTROL PANEL

NEMA 4X, FG

HOA SWITCH

INLET/OUTLET

PRESSURE GAUGES

MANUAL AIR RELIEF

.25 BALL VALVE

ELECTRIC ACTUATOR

AUTOMATIC PURGE

1.00 PURGE

13.00

8.00

3.81

8.00

36.63

2.00 OUTLET

2.00 INLET

D

C

B

A

B

C

D

1235678

8 7 6 5 4 3 2 1

E

F

E

F

SHEET

C

SIZE

A

CAGE CODE DWG NO. REV

PHONE: (805) 579-0216

FAX: (805) 579-6005

WEBSITE: www.puroflux.com

SCALE

PROJ NO.

DRAWN

CHECKED

DESIGN APPROVED

MFG APPROVED

QA APPROVED

RELEASE DATEDO NOT SCALE DRAWING

THE INFORMATION CONTAINED IN THIS

DRAWING IS THE SOLE PROPERTY OF

PUROFLUX CORPORATION. ANY

REPRODUCTION IN PART OR AS A WHOLE

WITHOUT THE WRITTEN PERMISSION OF

PUROFLUX CORPORATION IS

PROHIBITED.

PROPRIETARY AND CONFIDENTIAL

NEXT ASSY

APPLICATION

DIMENSIONS ARE IN INCHES

TOLERANCES:

FRACTIONAL

ANGULAR: MACH BEND

TWO PLACE DECIMAL

THREE PLACE DECIMAL

INTERPRET GEOMETRIC

TOLERANCING PER:

MATERIAL

FINISH

UNLESS OTHERWISE SPECIFIED

REVISIONS

DATEDESCRIPTIONREV APPROVED

NONE

PF61-020-AP HYDROCYCLONE SEPARATOR

65-135 GPM - AUTO PURGEK. CARTER

02-04-02

611-0019 B

B UPDATED TO SOLIDWORKS 06-12-09 D.L.

OF1 2

EXISTING IRRIGATION WELL INFORMATION

REPLACE SUBMERSIBLE IRRIGATION PUMP AND SAND SEPARATOR

Irrigation Sand Separator, Piping, and Valve Replacement Guide

1) Overall View of Irrigation System Sand Separator and Piping Showing Extent of Work.

REPLACE SAND

SEPARATOR

BREAK POINT:

KEEP GALVANIZED PIPING PENETRATING

WALL

REMOVE CHECK VALVE, ETC.

BREAK POINT:

KEEP GALVANIZED PIPING PENETRATING

WALL

REMOVE ELBOW, ETC.

Irrigation Sand Separator, Piping, and Valve Replacement Guide - Continued

2) Overall View of Irrigation System Sand Separator and Piping – Additional Information.

REPLACE ALL PIPING

AND VALVES ON THIS

SIDE OF EXPANSION

TANK

DO NOT REPLACE

PIPING ON THIS

SIDE OF

EXPANSION TANK

BREAK POINT:

DO NOT REPLACE

EXPANSION TANK

3) Detail: Sand Separator Installation

PROVIDE NEW

AUTOMATICALLY

CONTROLLED FLUSH

VALVE

PROVIDE NEW

ELECTRICAL

CONTROLS AND

BOX

ANCHOR/MOUNT/ATTACH THE SAND

SEPARATOR IAW THE MANUFACTURER’S

REQUIREMENTS

REPLACE DRAIN PIPING

AND INSTALL

DIELECTRIC COUPLING

4) Detail: Well Cap Gasket and Pressure Gauge

REPLACE

PRESSURE GAUGE

5) Detail: Replace Ball Valve on Exterior Piping

REPLACE BALL

VALVE

6) Additional Piping System Photographs

REPLACE EXPANSION TANK

PIPING AND VALVES

INSTALL DIELECTRIC

COUPLING HERE

REPLACE ALL

ASSOCIATED

SENSOR PIPING,

FLANGES, AND

FITTINGS