2-MacDonald Golf Course Irrigation Specifications.pdf

DATE: September 3, 2025

RFB 250263

SPECIFICATIONS FOR THE

IRRIGATION IMPROVEMENT PROJECT

AT

MACDONALD GOLF COURSE

WICHITA, KANSAS

IRRIGATION CONSULTANT

MacDonald Golf Course

Irrigation Specifications

Table of Contents

Table of Contents

Part 1 - GENERAL CONDITIONS

Part 2 - BID INSTRUCTIONS

Part 3 - PROJECT CLOSE OUT

Part 4 - IRRIGATION SYSTEM

Part 5 - EXECUTION

Part 6 - ELECTRICAL

PART 1 - GENERAL CONDITIONS

1.1 GENERAL CONDITIONS

1. OWNER’S REPRESENTATIVE:

Contact: Ron Reese Project: MacDonald Golf Course Address: 840 Yale Ave City, State: Wichita, Kansas 67208 Phone: (316)688-9391 Email: rreese@wichita.gov

2. IRRIGATION CONSULTANT:

Contact: Erik Christiansen Address: 400 5th Street City, State: West Des Moines, Iowa 50265 Phone: (515)225-6365 Email: erik@ecdesigngroup.com

B. The purpose of these specifications is to outline the removal of existing irrigation components and the installation of a complete, fully assembled two-wire irrigation system. The new system will tie into the existing pump station and utilize drop Z pipe, HDPE mains, laterals, and associated fittings. Equipment will include Toro Infinity valve-in-head sprinklers, existing Toro Lynx Central Control System, replacing existing driving range satellite with Toro Lynx Smart Satellite, Toro Smart Hub Field Controllers, two iPads with LifeProof cases and cellular connectivity, a radio frequency weather station, and all necessary supporting components to ensure proper operation. Upon completion, the system is expected to operate efficiently and effectively and meet the satisfaction of the Owner, Owner’s Representative, and Irrigation Consultant. These specifications are to be followed diligently in all respects.

C. The diagrammatic Plans and Specifications contain a design build element and are intended to include everything obviously requested and necessary to do the proper installation of the work, whether each necessary item is mentioned herein or not, unless otherwise specified in writing the contractor is expected to provide for the same.

D. Irrigation Plans with Specifications are intended to work together, and any item or feature called for in one and not the other shall be as binding as if called for in both. If a discrepancy exists between an item called for in the Plan and the Specifications, the Plan takes precedence, or the contractor can assume the more stringent as it applies to the best method of operation and installation. Furthermore, any change to the scope of said work shall be documented and approved by the owner before work is commenced.

E. All work specified herein or called for on the drawings shall comply in accordance with all governing ordinances, laws and regulations that apply to the project. The contractor to provide any and all permitting required at their expense with no additional costs to the owner. If the contractor performs any work contrary to such codes, laws or regulations, they shall assume full responsibility and bear all costs necessary to correct the work, at no additional cost to the Owner or the Owner’s Representative.

F. Bidders must study and compare the Drawings and Project Documents and shall be responsible for discovering and reporting to the Irrigation Consultant any error, omission, inconsistency or other defect that should be apparent to a reasonable prudent Contractor prior to bidding. The Irrigation Consultant will interpret, correct or otherwise clarify the Project Documents as necessary, and will make any interpretation, correction or clarification in writing and issue it an addendum to all Bidders.

G. Any work undertaken by the Contractor containing possible errors or conflict without or before a written interpretation or instruction by the Owner’s Representative and Irrigation Consultant is done so at the Bidders own risk.

H. The successful Contractor will be required to install the irrigation system under the following requirements:

1. All open trenches and excavations must be marked and protected on a daily basis.

Protection will include barriers and plywood covers over excavations and other necessary procedures to protect the public and other Contractors from the danger of construction activities.

2. The entire site must be left in a clean and safe condition at the end of each workday.

“Clean and safe” will be at the discretion of the Owner’s Representative and the Irrigation Consultant. The Contractor shall appoint a supervisor who shall be responsible for all safety measures, as well as for compliance with all applicable governmental laws, ordinances, rules and regulations such as, for example, “OSHA” and “Right to Know” legislation and all city, county and state codes.

3. The order of work will be as agreed upon with the Irrigation Consultant and Owner’s Representative. The resulting agreement shall become the basis for the irrigation part of the master project schedule.

4. Contractor shall keep the existing system up and operating each night to water the entire golf course (as required by Owner) and Contractor shall coordinate with Owner each day as to the status of the existing irrigation system. Furthermore, Contractor shall water all new and replaced turf until time of irrigation system acceptance by Owner and Irrigation Consultant.

I. The omission of any material from this Specification is not to be interpreted to the effect that omitted material will not be furnished by the Contractor. All material and labor, unless specifically indicated as being furnished by others, must be furnished and installed by the Contractor under the signed agreement.

J. The Irrigation Consultant shall stake or mark out the location of control cable(s) as applicable, any mainline and wire paths in the immediate area to be worked on prior to starting installation.

In the event there are any discrepancies from the work shown in the plan, the Contractor shall verify the dimensions with the Irrigation Consultant before work may begin in that area. The Contractor shall have available a minimum of four persons, staking flags, four 100 ft. tapes with flags and shall produce “as staked” drawings, all for use during all current and future staking visits by the Irrigation Consultant.

K. Routing of the pipe and cable are diagrammatic and the Contractor will be expected to make field adjustments. The Owner reserves the right to make pipe and/or cable routing changes from those shown in the plans in cases, but not limited to; where ledge, boulders or other obstacles impede the path. Minor changes, including nozzle selections, of this nature shall not affect the cost or time limits of the work.

L. Valve boxes should be as indicated on the drawings. Communication cable shall not be run through bunkers or tees. No valve boxes shall be located within the fairway cut and shall not be installed in the walking path to or from the green.

M. Rock, shale, stones, organic matter or trash not suitable for use as backfill shall be dug and hauled to an accessible dumpsite on the property. The Contractor shall be responsible calling in all locates and will be responsible for all damage to underground utilities of which they are aware, including, but not limited to; gas, water, electricity, cable, telephone, under-drains and drain tiles. Coordinate with the Owner’s Representative and responsible utility marking firms the locations of existing underground utilities and drains.

N. The Contractor shall not assign or subcontract any part of the work without the expressed written approval of the Owner prior to the start of said work to be subcontracted. Acceptance of a subcontractor does not relieve the Contractor of his responsibilities under the agreement.

O. The Contractor shall maintain a minimum of one 40-foot storage trailer on site for storage of materials other than piping. Location of trailer(s) shall be at the staging area as designated by the Owner. The Contractor shall be solely responsible for meeting deliveries and they’re off-loading. The Owner shall not be responsible for inventorying or off-loading any materials to be used in the irrigation system.

1.2 BIDDING INSTRUCTIONS

A. GENERAL

1. Qualifications and Interpretation

a. Construction schedules must be approved by Owner and Owner’s Representative:

2. All bids must meet the requirements in the Quality Assurance Section 4.1.C.

3. Irrigation said improvements must be completed in the time frame designated by the Owner and Owners Representative.

4. List all, if any, sub-contractors to be employed by the contractor on irrigation project.

5. Acknowledgment of receipt of addenda.

6. Complete Bid Table online at https://wichita.gov/procurementportal

7. Contract will be awarded, unless all bids are rejected, under normal circumstances, to the lowest and best total net base bid. Alternates may be accepted as determined by the City after the bids are opened, as available funding may allow.

8. Owner reserves the right to reject any and all bids when such rejection is in the interest of Owner; to reject a bid or a Bidder who has previously failed to perform properly or complete on time contracts of similar nature; to reject bid or a Bidder who is not, in the opinion of the Irrigation Consultant or Owner, in a position to satisfactorily perform the contract. Owner also reserves the right to waive any informalities and technicalities in bidding. Owner may also accept or reject any alternatives.

9. Site visit is available for all contractors.

10. Areas where the existing irrigation equipment was located shall have a square piece of sod cut (2-foot x 2-foot) where it exists and will be reused, be filled in with approved material and compacted to grade. Contractor shall provide sod as well as Owner supplied replacement backfill material for these areas – as needed.

11. Contractor shall stockpile removed equipment on site where directed by Owner. Contractor shall also remove existing controllers and controller pads – as applicable. Owner is responsible for disposing of all removed irrigation equipment. Contractor to remove all spoils.

1.3 CONTRACTOR SPECIFICATIONS

A. The detailed specifications, which follow, shall govern the materials furnished and work performed in the construction of the work covered by this contract.

B. No attempt has been made in the specifications to segregate work to be performed by and trade, subcontract or proposal item, under any one section of the specifications. Any segregation between trade or craft jurisdiction limits, and the establishment of subcontract limits, will be solely a matter of agreement between the Contractor and his employees and his Sub-contractors. The specifications will govern the construction of the entire work and the provisions thereof all govern each item and unit of work to which such provisions apply.

1.4 APPLICATIONS FOR PAYMENT

A. Each Application for Payment shall be consistent with previous applications and payments as certified by the Irrigation Consultant and Owner and paid for by the Owner.

B. Application Preparation:

1. Payment will be based on the proportion of the total work completed during the period for which application for payment is being made. Contractor shall submit application for payment on the 9th of each month, for work completed from the 10th of the previous month.

https://wichita.gov/procurementportal

2. Include any contract revisions authorized by approved Change Orders issued prior to the last day of the construction period covered by the application. Payment for such authorized contract revisions will be computed based on the Unit Prices included on the Bid Form taken times the actual quantity of such materials instilled as result of such change as measured by the Contractor and reviewed by Owner.

C. Transmittal:

1. Submit three executed copies of each Application for Payment to the Owner including waivers of lien(s) from previous applications and similar attachments, when required.

2. Transmit each copy with a transmittal form listing attachments, and recording appropriate information related to the application in a manner acceptable to the Owner.

D. Final Payment Application:

1. Submittals, which must coincide, with submittal of the final payment Application for Payment include the following on forms, and executed in a manner acceptable to the Owner

2. Final waivers of liens from every entity involved with performance of Work.

3. Consent of Surety of Final Payment. (If applicable)

4. Itemized statements listing taxes, fees and similar obligations paid.

5. All “As-Built” document and central programming 100% complete as approved by both

Owner and Irrigation Consultant.

1.5 TERMINATION OF CONTRACTOR

A. Termination of contract will be written, giving 10 days’ notice of contract cancellation.

Cancellation can be inferred by the following but is not limited to:

1. Bankruptcy.

2. Violation of codes, and regulations on local, state or federal levels.

3. Inability to meet progress schedules.

4. Progress stopped by legal order. Owner has the right to pursue to finish project and shall be reimbursed for any improvements already paid to Contractor. Owner also reserves the right to pursue any damages obtained by the fair value of the Contractor to perform said contract

1.6 LIQUIDATED DAMAGES

A. If the Contractor fails to complete all requirements identified within these specifications by the Notification to Procced and stated completion date, it is understood and the Contractor hereby agrees that the amount of five hundred dollars ($500.00) per calendar day that the work remains incomplete may be deducted from the contract price up to the full value of the contract, not as a penalty but as liquidated damages.

1.7 CONTRACTOR’S LIABILITY INSURANCE AND/OR OWNER REQUIREMENTS

A. No construction work shall be started under this contract until the insurance requirements hereinafter stated have been satisfied and approved by all Owners’ Representatives. The Contractor shall carry liability insurance, which shall hold harmless the Owner and the Irrigation Consultant, protect the public and any person from injuries sustained by reason or prosecution of the work or the handling or the storing of materials therefore.

B. The Contractor shall furnish the Owner with proper affidavit or affidavits executed by representatives of a duly qualified insurance company, evidencing that said insurance company or companies have issued liability insurance policies effective during the life of the contract, protecting the public or any person from injury or damages sustained by reason of carrying on the work involved in the contract. The affidavit shall specifically evidence the following forms of insurance protection but not limited to:

1. Liability insurance covering all operations performed by persons directly employed by the

Contractor.

2. Public Liability insurance covering all operations performed by any subcontractors to whom a portion of the work may be assigned.

3. Public Liability insurance covering all work on the project performed by any independent contractor working under the direction of either the principal contractor or a subcontractor.

4. Motor vehicle, bodily injury liability insurance and property damage liability insurance on all motor vehicles employed on the Work, whether owned by the Contractor or by other persons, firms or corporations.

C. The Successful Bidder will be required to furnish a Certificate of Insurance (prior to the

Purchase Order, Agreement, or Contract being issued) with the following minimum coverage:

1. Commercial General Liability

Covering premises---operations, xcu hazards, Product/Completed Operations, errors and omissions, Broad Form Property Damage and Contractual Liability with minimum limits as follows:

Bodily Injury Liability $1,000,000 Each Occurrence

$2,000,000 Annual Aggregate

Property Damage Liability $1,000,000 Each Occurrence

$2,000,000 Annual Aggregate

Or

Bodily Injury and Property Damage $1,000,000 Each Occurrence

Liability (Combined Single Limit) $2,000,000 Annual Aggregate

2. Comprehensive Automobile Liability

All Owned, Non-Owned, and Hired vehicles with minimum limits as follows:

Bodily Injury Liability $1,000,000 Each Occurrence

Property Damage Liability $1,000,000 Each Occurrence

Or

Bodily Injury and Property Damage

Liability (Combined Single Limit) $1,000,000 Each Occurrence

3. Workers' Compensation to meet Statutory requirements.

4. Employers Liability $1,000,000 Each Accident

$1,000,000 Occupational Disease

$2,000,000 Annual Aggregate

The Insurance Certificate must contain the following:

The City of Wichita shall be added as primary and non-contributory additional insured. The policy shall also provide coverage for contractor’s/vendor’s contractual obligations created in the Agreement.

Coverage shall be the greater of the requirements stated here or the contractor’s existing policy.

The Certificate of Insurance must be submitted within ten (10) days after notification of award to the City of Wichita Purchasing Manager, City Hall, 12th Floor, 455 North Main, Wichita, Kansas, 67202-1694.

END OF SPECIFICATIONS

(12/2024)

PART 2 - BID INSTRUCTIONS

2.1 MACDONALD GOLF COURSE BID FORM

A. BIDS DUE: Bids will be received (electronically as stated) in the office of the City Purchasing Manager, 12th Floor, City Hall, 455 North Main, Wichita, Kansas, prior to 10:00 O'CLOCK A.M., Friday, September 26, 2025 Bids are to be submitted through the City’s Procurement Portal (wichita.gov/procurementportal) using a secure login/password.

B. Installation Dates: Irrigation installation work shall commence after the notification to proceed.

Weather days shall be granted if working conditions caused by weather and/or acts of nature prohibit the work specified during the scheduled times. Weather days shall only be added to the schedule if approved by the Owner and/or the Owner’s Representative. Weather days must be documented on each application for payment or they will not be granted. Furthermore, no weather days will be allowed for addition to completion date unless prior approval has been granted. Project Completion Date is June 1, 2026

C. THE UNDERSIGNED BIDDER declares that he has examined the Drawings, Specifications and Contract Documents attached hereto, the location of the proposed work to be done, the conditions affecting the work, and is fully advised as to the extent and character of the work hazards, labor, transportation and all other factors which apply.

D. THE UNDERSIGNED FURTHER DECLARES that he has been regularly engaged in irrigation installation work for at least twelve years and has installed twelve complete irrigation systems on 18-hole golf courses in the last three years of size and difficulty similar to this project.

E. THE UNDERSIGNED FURTHER DECLARES that he is the only person interested in the said bid; that it is made without any connection with any person or persons making another bid for the same contract; that the bid is in all respects fair and without collusion, fraud or misrepresentation, and, F. HEREBY PROPOSE to furnish all materials, tools, plants, equipment and all necessary labor and supervision required to construct, install, and to complete the work as stipulated in, required by, and in accordance with these Contract Documents and all addenda issued by the Owner and attached hereto, and the plans referred to them.

G. BID SECURITY in the amount of five per cent (5%) of the bid MUST be submitted with each bid. Bid Security shall be by a Bid Bond ONLY, written by a Bonding Company approved by the United States Treasury Department and licensed to do business in the State of Kansas. Electronic Bids online (wichita.gov/procurementportal) must have the Bid Bond submitted to the City Purchasing Manager prior to bid opening. Bid Bond envelope or file attachment must be marked “BID BOND ENCLOSED”, reference the formal bid number and the due date.

2.2 BID

A. Provide labor, material, and equipment for the Irrigation Improvement Project at MacDonald Golf Course, 840 N. Yale, Wichita, KS, as per specifications and drawings lump sum

B. Mobilization lump sum

C. Removal of existing irrigation equipment (approximately 800 sprinklers). Remove all sprinklers, quick coupling valves, electric valve assemblies, and all fittings down to the existing pipe and install PVC plug in threaded outlet. Fill holes with loam, which will be supplied on site by the Owner and transported by Contractor.

lump Sum

D. Add Alternate #1 - A component of the Lump Sum Bid shall be a (25) large turf head (Sprinklers w/LSM) contingency. This (50) head contingency shall be bid as all components necessary to https://wichita.bonfirehub.com/ install additional head(s), as the Owner or Owner’s Representative see fit. These head(s) shall include piping, fittings, swing joints, wiring, splice kits, and other incidentals necessary. This contingency does not include additional controller(s). This expense if needed will be borne by the Owner. Following will be a unit price for this contingency. This contingency shall be included in the Lump Sum Bid but the Owner shall reserve the right to divide the (25) contingency unit price by (25) to determine a credit, if any, at the conclusion of the project

(25) PC two-wire heads each

E. Add Alternate #2 - A component of the Lump Sum Bid shall be a (5) Q.C.V. contingency. This

(5) valve contingency shall be bid as all components necessary to install additional Q.C.V(s), as the Owner or Owner’s Representative see fit. These valve(s) shall include piping, fittings, swing joints, and other incidentals necessary. This expense if needed will be borne by the Owner.

Following will be a unit price for this contingency. This contingency shall be included in the Lump Sum Bid but the Owner shall reserve the right to divide the (25) contingency unit price by

(5) to determine a credit, if any, at the conclusion of the project

(5) Q.C.V each

*All lump sum bids shall include all fees and permits and related work at no additional cost to the Owner*

THE AWARD WILL BE BASED ON THE LOWEST AND BEST TOTAL NET BASE BID.

ALTERNATES MAY BE ACCEPTED AS DETERMINED BY THE CITY AFTER THE BIDS

ARE OPENED, AS AVAILABLE FUNDING MAY ALLOW.

IRRIGATION UNIT PRICING

F. All Bidders must provide Unit Prices in this section for all items. Attach the Irrigation Unit Price List sheet to bid. The Unit Prices are not a part of the Lump Sum Base Bid and will not be used in the basis of award.

Toro INF54 series full circle gear driven rotor, 1-1/2” Body w/1 1/2” swing joint, piping, fittings, 2-wire comm cable and all associated equipment Toro INF55 series part circle gear driven rotor, 1-1/2” Body w/1 1/2” swing joint, piping, fittings, 2-wire comm cable and all associated equipment Toro 1” Quick coupler valve with swing joint & stabilizer – complete 3” Fusion saddle 2” Fusion saddle 1 ½” Fusion saddle 2” PE 360° Lateral Isolation Assembly (as specified) 3” PE 360° Lateral Isolation Assembly (as specified) Clow Resilient Wedge HDPE Stub-out Isolation Valve (as specified) 3”, 4”, 6”, 8”, 10”, 12”, 14” 2” HDPE DR 13.5 4710 Pipe (labor and material) 3” HDPE DR 13.5 4710 Pipe (labor and material) 4” HDPE DR 13.5 4710 Pipe (labor and material) 6” HDPE DR 13.5 4710 Pipe (labor and material) 8” HDPE DR 13.5 4710 Pipe (labor and material) 10” HDPE DR 13.5 4710 Pipe (labor and material) 12” HDPE DR 13.5 4710 Pipe (labor and material) Paige Electric (Maxi) #12/2 type Paige Electric PE75 Decoder wire for underground burial in main line pipe trench Paige Electric (Maxi) #14/2 type Paige Electric PE75 Decoder wire for underground burial in main line pipe trench #6 AWG Solid bare copper wire (only for Smart Hub grounding)/(no shielding wire required)

Paige Electric 10’ – 0” ground rod assembly w/grounding gem set Paige Electric 96” ground plate assembly w/grounding gem set Paige Electric 36” ground plate assembly w/grounding gem set Toro Lynx Smart Hub field satellite - complete w/grounding (as specified and per plan) Toro Lynx Smart Satellite field satellite - complete w/grounding (as specified and per plan) Apple iPad w/cellular carrier WiFi chosen by Owner, Central Control application and LifeProof cover RF/Solar Weather Station (as specified with power, grounding and surge) Bermad Air/Vacuum Relief Valve (as specified) (10) on base bid Rock Clause (where standard vibratory pulling or trenching/backhoe-equipment cannot be utilized for installation) 3”, 4”, 6”, 8”, 10” Removal and replacement of all unsuitable (deleterious) material for backfill (owner supplied replacement material) Contractor supplied backfill material 2” HDPE DR 13.5 4710 Pipe (material unit price only) 3” HDPE DR 13.5 4710 Pipe (material unit price only) 4” HDPE DR 13.5 4710 Pipe (material unit price only) 6” HDPE DR 13.5 4710 Pipe (material unit price only) 8” HDPE DR 13.5 4710 Pipe (material unit price only) 10” HDPE DR 13.5 4710 Pipe (material unit price only) #8 tray cable for Toro Smart Satellite power (material unit price) – see plan notes #10 tray cable for Toro Smart Satellite power (material unit price) – see plan notes #12 Paige Electric Maxi cable for burial in main/lateral line (material unit price only) #14 Paige Electric Maxi cable for burial in main/lateral line (material unit price only)

The undersigned agrees, if changes to the project are required and approved by Owner in accordance with requirements of the Contract Documents, that the cost of such changes will be determined on the basis of the following Unit Prices taken times the actual quantity of such materials, installed as a result of such change as measured by the Irrigation Consultant. The undersigned further agrees that each Unit Price include the cost of all labor, material, overhead, profit, insurance, and all other incidentals required to cover the completion of the work of that Unit Price item in accordance with the Drawings, Specifications and Contract Documents, including excavating, trenching and backfilling unless otherwise indicated, the sum of the unit pricing does not equal the total of the lump sum irrigation bid.

**Unit pricing will be reviewed and re-evaluated by club with winning contractor prior to purchasing material.

PART 3 - PROJECT CLOSE OUT

3.1 SUSTANTIAL COMPLETION

A. Preliminary Procedures: Before requesting inspection for certification of Substantial Completion, complete the following:

1. Remove temporary facilities from the site.

2. Complete final cleaning requirements as described below in this Section.

3. Submit all final and complete as-built drawings with central programming for the full 100% operation of irrigation system.

4. If 100 percent (100%) completion cannot be shown, prepare a list of incomplete items, the value of incomplete construction, and reasons the Work is not complete. Note: Owner or Irrigation Consultant will not prepare punch sheet items.

B. Inspection Procedures: On receipt of a request for inspection, the Irrigation Consultant will either proceed with inspection or advise the Contractor of unfulfilled requirements. The Irrigation Consultant will either prepare the Certificate of Substantial Completion following inspection or advise the Contractor of work that must be completed or corrected before the certificate will be issued.

1. If Irrigation Consultant indicates items to be completed before the Certificate of Substantial

Completion can be issued, then the Irrigation Consultant will repeat inspection when requested and assured that the Work has been substantially completed. Total cost of re-inspections will be borne by the Contractor.

2. Results of the completed inspection will form the basis of requirements for final acceptance.

C. In accordance with any pertinent section under separate cover.

3.2 FINAL ACCEPTANCE

A. Re-inspection Procedure: The Irrigation Consultant will re-inspect the Work upon receipt of notice that the Work, including inspection list items from earlier inspections, has been completed.

B. Upon completion of re-inspection, the Irrigation Consultant will prepare a certificate of final acceptance, or advice the Contractor of Work that is incomplete or of obligations that have not been fulfilled but are required for final acceptance. If necessary, re-inspection will be repeated.

Total cost of re-inspection will be borne by the Contractor.

C. In accordance with any pertinent section under separate cover.

3.3 FINAL PAYMENT REQUEST

A. Submit the final payment request with supporting documentation for final payment.

B. Submit an updated final statement accounting for final additional changes to the Contract Sum.

C. Final payment will be made after Owner approval.

D. In accordance with any pertinent section under separate cover.

PART 4 - IRRIGATION SYSTEM

4.1 GENERAL

A. RELATED DOCUMENTS

1. Drawings and General Provisions of Contract, including Bidding Requirements apply to work specified in this Section.

B. DESCRIPTION

1. Provide all labor, materials, equipment and supervision required to construct an underground irrigation system as shown and specified. The following work includes; but not limited to:

a. Removal of existing equipment.

b. Central controller, field controllers, two-wire sprinklers.

c. Testing.

d. Excavation and backfilling irrigation system work.

e. Associated plumbing and accessories to complete the system.

f. Wire sleeves (as required).

C. QUALITY ASSURANCE

1. Installer’s qualifications: Minimum of 12 years’ experience installing golf course irrigation systems of comparable size. A minimum of 12 similar golf courses completed within the last 3 years. Contractor to comply with all certifications required in said plans and specifications.

2. Materials, equipment, and methods of installation shall comply with, but not limited to, the following codes and standards:

3. All local and state laws and ordinances along with labor requirements, and with all the established codes applicable thereto.

4. American Society of Irrigation Consultants (ASIC)

5. National Fire Protection Association (NFPA); National Electrical Code.

6. American Society for Testing and Materials (ASTM).

7. National Sanitation Foundation (NSF).

8. The Irrigation Association (IA).

9. The Contractor shall take out all required permits, arrange for all necessary inspections and shall pay any fees and expenses in conjunction with the same as a part of the work under this Section.

10. Excavating, backfilling, and compacting operations: Comply with execution requirements and as specified.

11. Supply Irrigation Consultant with min. of (4) people for all staking visits, flags and (4) 100’ tapes. Visits must be scheduled a minimum of 14 days prior to proposed visit and have (3) or more holes prepared for staking.

12. Obtain Irrigation Consultant’s acceptance of installed and tested irrigation system prior to installing backfill materials with current scaled “As-Built” drawing.

D. SUBMITTALS

1. Irrigation Contractor to provide completed station/address worksheet provided by

Irrigation Consultant during staking visits and prior to final approval.

2. Submit manufacturer’s product data and installation instructions for each of the system components. NOTE: If said information is not listed on the Bill of Materials, the contractor is to provide submittal cut sheets for approval prior to ordering.

3. Submit the following material samples:

a. Wire, wire connectors and sealer.

4. Submit the following equipment samples to Owner:

a. Valves and valve access boxes.

b. Controller.

E. Approved equipment samples will be returned to Contractor and may be used in the work.

F. Upon irrigation system acceptance, submit written operating and maintenance instructions.

Provide format and contents as directed by the Irrigation Consultant as well as completed station/address worksheet provided by Irrigation Consultant.

G. Provide irrigation system as-built drawings (note: NO pay applications to be approved without current as-built drawings):

1. The record as-built drawings shall be the original plan of the irrigation system as constructed. The final as-built drawings shall be prepared electronically (GPS performance) at a scale of 1” = 100’. The drawings shall consist of a piping plan, a schedule plan, and a wiring plan, indicating the location, type and size of all wires, valves and other fittings. The drawing shall show all electronic controls, connections and wire splices. Measurements shall be indicated on the plan between sprinklers and valves. All pertinent materials shall be dimensioned from three fixed objects (i.e., drain valves, lateral isolation valves, mainline isolation valves, and wire splice connections). Station numbers shall be indicated on the drawings.

2. The as-built drawings shall be made by an agent of the Contractor who shall utilize engineering skills and procedures in a manner satisfactory to the Owner’s Representative in accomplishing his work. The record drawings shall be kept clean, dry and safe from damage at all times. The drawings shall be brought up-to-date at the close of each working day, and shall accurately indicate the location of all equipment placed to that time. In addition, a copy of the as-built drawing shall be mailed or electronically delivered to the Owner’s Representative every two weeks during the construction period. No monthly pay requests will be approved without a current copy of the as-built drawings. No final approval will be given until the Owner approves the as-built drawings. Final “as-builts” shall be delivered on both reproducible Mylar and electronically on 2014 AutoCAD .dwg or newer.

3. Identify field changes of dimension and detail and changes made by Change Order.

4. GPS irrigation collection by the Irrigation Consultant does not remove the obligation of the Contractor to produce all “as-built” drawings as stated above. All locations must be located and flagged by Contractor prior to collection of those points by EC Design Group Ltd.

H. DELIVERY, LANDS FOR STORAGE AND HANDLING

1. Deliver irrigation system components in manufacturer’s original undamaged and unopened containers with labels intact and legible.

2. Deliver plastic piping in bundles, packaged to provide adequate protection of pipe ends.

3. Store and handle materials to prevent damage and deterioration. Store materials in locations designated and approved by the Owner.

4. Provide secure, locked storage for wire, pump station and similar components that cannot be immediately replaced, to prevent theft and therefore avoid installation delays.

5. Contractor has the right to a temporary construction facility for storage and protection of materials.

I. PROJECT CONDITIONS

1. Prior to any excavation at the site, contractor shall examine any applicable drawings, if any available from the Owner and/or Irrigation Consultant and consult with Owner’s personnel and utility company’s representatives to determine possible utility locations and depths. No compensation will be allowed for damage to existing utilities and systems.

2. Take precautions to insure that equipment and vehicles do not disturb or damage existing site grading, walks, curbs, pavements, utilities, plants, and other existing items and elements on public and private property.

3. Promptly repair damages to adjacent facilities caused by irrigation system work operations.

Cost of repairs at Contractor’s expense.

4. Promptly notify the Irrigation Consultant of unexpected sub-surface conditions.

5. Irrigation system layout is diagrammatic. Exact locations of piping, valves, wire and other components shall be established by Irrigation Consultant in the field at time of installation and approved by the Owner or the Owners Representative before installation.

a. Minor adjustments in system layout will be permitted to clear existing fixed obstructions.

6. Cutting and patching (cart paths, walks, drives, walls etc):

a. Cut through concrete and masonry with core drills. Jackhammers are not permitted.

b. Materials and finishes for patching shall match existing cut surface materials and finish.

Exercise special care to provide patching at openings in exterior wall watertight.

7. Methods and materials used for cutting and patching shall be acceptable to the Owner and

Irrigation Consultant.

J. Protection of Persons and Property:

1. Barricade open excavations occurring as part of this work and post warning lights.

2. Operate warning lights as recommended by authorities having jurisdiction.

3. Protect structures, utilities, sidewalks, pavements, curbs and other facilities from damage caused by settlement, lateral movement, undermining, washout and other hazards created by this work.

K. GUARANTEE

1. For a period of one (1) year from date of final acceptance of work performed under this

Section, the Contractor shall promptly furnish and install any and all parts and equipment which prove defective in material, workmanship or install at no additional cost to the Owner except trench settling and any pipe/fittings failures will be guaranteed for (2) years.

4.2 PRODUCTS

A. ACCEPTABLE MANUFACTURERS-OR PRE-APPROVED EQUAL

THE TORO COMPANY, IRRIGATION DIVISION, RIVERSIDE, CA, OR PRE-APPROVED

EQUAL

B. MATERIALS

1. General:

a. Provide only new materials, without flaws or defects and of the highest quality of their specified class and kind.

b. Comply with pipe sizes indicated. No substitution of smaller pipes will be permitted.

Larger sizes may be used subject to acceptance of the Irrigation Consultant. Remove damaged and defective pipe.

c. Provide pipe continuously and permanently marked with manufacturer’s name or trademark, size, schedule and type of pipe, working pressure at 73 º F. and National Sanitation Foundation (NSF) approval.

d. All pipe and fittings (HDPE) shall be supplied from the same manufacturer throughout the entire job and meet all certification requirements.

e. All sprinkler equipment must be purchased by the local authorized servicing regional distributor and supplier noted in Bid Document Submittals.

C. HDPE Mains/Laterals – HDPE pipe, fusion fittings and connections:

1. Pipe and tubing shall be manufactured from a PE4710 resin listed with the Plastic Pipe

Institute (PPI) as TR-4. The PE 4710 resin material will meet the specifications of ASTM D 3350-09 with a minimum cell classification of PE 445474C. Pipe shall be manufactured to the dimensions and requirements of ASTM F714. The pipe shall contain no recycled compounds except that generated in the manufacturer's own plant from resin of the same specification from the same raw material. All HDPE pipe shall be in straight lengths or coils.

2. Pipe shall be supplied by stated manufacturer only. Mixing of brands is prohibited.

3. The supplier must be capable of supplying both the pipe, fittings, site certification, equipment certification and $1,000,000.00 insurance policy under owner’s name for 25 year warranty – as required.

4. The supplier must have the capability to train the contractor’s employees in butt fusion, electrofusion, socket fusion, sidewall saddle fusion and compatible fusion of HDPE pipe and fittings.

5. The supplier must be capable of providing a “Fusion Technical Hot Line” to assist in fusion and fusion equipment questions.

6. The supplier must be capable of providing a trained representative on site upon the request of the contractor, owner or consultant to address any problems that are encountered during the installation.

7. The supplier must furnish a written warranty for approved HDPE pipe fittings and valves for all irrigation applications.

8. Main Line Isolation Valves shall be Clow (or approved equal) isolation valves. They shall be PE 4710 and have operating nut and be pipeline size or as per plan.

9. All gate valves will have stainless steel stem with HDPE stubs – see plan.

10. Mechanical taps on 2”, 3”, and 4” pipe for sprinkler connections can be made using saddle tee with 1½ acme thread outlet, drilling the hole prior to installing the saddle.

11. All fused taps on HDPE pipe shall be made using Electrofusion branch saddles with 2” IPS

HDPE outlet or sidewall branch saddles. The pressure rating shall be equal to or greater than 100 PSI Central Plastics PE 4710 or approved equal.

12. Pipe and Fittings: Size as indicated on the plans. Install as shown in accordance with manufacturers recommendations.

13. Hauling, unloading and distributing pipe: During loading, transportation and unloading, every precaution shall be taken to prevent injury to the pipe. No pipe shall be dropped from cars or trucks, or allowed to roll down slides without proper retaining ropes. During transportation pipe shall rest on suitable pads, strips, skids or blocks securely wedged or tied in place. Any pipe damaged shall be replaced.

14. Sections of polyethylene pipe should be joined into continuous lengths on the jobsite above ground, whenever possible. The joining method shall be the butt fusion and or socket fusion method and shall be performed in strict accordance with the pipe supplier’s recommendations. The butt fusion equipment used in the joining procedures should be capable of meeting all conditions recommended by the pipe supplier, including, but not limited to, temperature requirements of 425 +/- 15 degrees Fahrenheit, alignment, and an interfacial fusion pressure of 75 +/- 15 psi for hydraulic. The fusion equipment used shall be manufactured by McElroy Manufacturing, or equal. The butt fusion joining will produce a joint weld strength equal to or greater than the tensile strength of the pipe itself.

15. Electrofusion or socket fusion (500˚F +/-25 may be used where the butt fusion method cannot be used. Electrofusion couplings and fittings shall be PE 4710 with a minimum cell classification of PE 445474C. Electro-fusion couplings or fittings shall have a manufacturing standard of ASTM F1055. Couplings and fittings shall have the same pressure rating as the pipe unless otherwise specified on the plans.

16. Mechanical connection to other types of pipe shall be made by one of the following methods:

17. Flange, using HDPE flange adapter with ductile iron back up ring, and zinc-plated bolt pack.

18. Mechanical joint, using HDPE Mechanical Joint (MJ) adapter kit.

19. Bell MJ adapter with kit (4”- 12)

20. Inspection: Inspect the pipe for defects before installation and fusion. Pipe shall not exhibit scratches or gouges greater than defective, damaged or unsound pipe will be rejected.

21. Testing if pressure testing is required, testing shall be done hydrostatically.

22. Prior to HDPE pipe being installed in the trench, at the beginning of the job, the contractor shall cut out the first butt fusion of each pipe size. The contractor shall prepare the sample for the test in accordance with the “Bend Back Testing” procedure in accordance with

ASTM F 2620.

23. The samples shall be tested in the presence of the Owner’s Representative and/or Irrigation Consultant, all in accordance with testing procedures outlined. All samples shall be labeled and saved. Testing must be done at 73 degrees F plus or minus 5 degrees. The test temperature and sample size are critical to testing. The purpose of the test is to determine if the weld meets specified standards. A pass means no failures during the bend back test.

This means a good weld. A break means a bad weld. Any failure shall require additional testing.

24. The contractor shall have successfully installed high density polyethylene pipe in a minimum of (12) golf irrigation projects. References will be required. These reference(s) must provide a satisfactory response or the experience will not be accepted.

25. If a contractor has not previously successfully installed HDPE pipe for golf irrigation projects, he will be required to have a qualified fusion technician from the HDPE pipe manufacturer for a period of three to five days (at the expense of the contractor). The required time for HDPE pipe (fusion and mechanical) training shall be collectively agreed to by the Owners Representative and Irrigation Consultant. Training shall be provided by a qualified technician and shall include the following:

1) Butt fusion

2) Socket fusion

3) Electrofusion

4) Attachment of mechanical saddles

5) If electro and/or sidewall fusion is required, this training must also be completed while the technician is on site.

6) Sidewall saddle fusion (if required for project)

b. Compatible fusion

26. If the contractor owns butt fusion equipment, the equipment must be serviced and certified by fusion representative prior to use for this project. The machine must be environmentally friendly and in good working order. The hydraulic system must be leak free. All fusion equipment with pressure gauges shall be properly calibrated and the heating tool is to be in proper working condition prior to use.

27. Rented butt fusion machines must be rented from a company that has a fusion machine service center or centers certified by the butt fusion machine manufacturer. The fusion equipment supplied shall have certification that pressure gauges are properly calibrated and the heating tool is to be in proper working condition prior to use.

28. Manufacturer warrants it will replace any section of said manufacturers HDPE pipe product that is defective in materials or workmanship, provided that Buyer, upon discovery of a defect, promptly notifies Seller of the defect and, as instructed by Seller at such time, either returns the product to Seller for inspection or allows Seller to inspect at the place of installation. If Seller determines the product to be defective, Seller will provide new product of the same specification and same quantity as the defective product and Seller will bear the expense of freight to deliver the replacement product to the jobsite for domestic projects, and to the closest USA port for foreign projects. Seller does not warrant the installation of product. Any defects introduced after the shipment of product by Seller, whether due to handling, installation or other cause, are not covered by this warranty. This warranty does not cover labor or other costs of installing products. Buyer’s sole remedy for defective product shall be to receive replacement product as provided in this Limited Warranty.

29. Swing Joints:

a. Specified 360º unitized swing joint assembly. Contractor is responsible for proper installation of swing joints due to actual lateral depths lay lengths (as per manufacturer recommendations).

30. “Air Release Valves” – Qty (10) in base bid:

a. 2” air release valves shall be installed at high points on golf course and/or where diagrammatically noted on irrigation plan. Irrigation plan locations are diagrammatic;

Contractor will be responsible for proper location as approved by Irrigation Consultant.

Air release valves shall be installed in a Jumbo valve box and plumbed with a ball valve to isolate for maintenance (see detail).

D. V-I-H sprinklers, field satellites, valves and associated equipment:

1. Products and associated equipment are to be provided by only one manufacturer for the complete project. Refer to the drawings for the quantity and diagrammatic locations of the following:

2. Sprinkler heads with unitized swing joint assemblies – see plan and details:

a. TORO INF 34/35 Smart Module series V-I-H

b. Spacing of heads shall not exceed manufacturer’s maximum recommendations.

Conform to manufacturer’s specifications concerning diameter of throw and gallonage at given pressures.

3. Electric & Manual Isolation Valves:

a. Clow Valve Co. with HDPE DR13.5 4710 stub RW “resilient wedge” (or equal)-see plan

b. 360° PE ball valves for air release valves.

c. 360° 2” P.E. lateral isolation valve - see plan

d. Size isolation valves to match line size-Manual Valves only.

e. Installed in specified valve access box with specified lid color.

f. Each style of isolation valve shall have (2) 4’-0” tee handle keys supplied by Irrigation

Contractor.

4. Quick Coupler Valves:

a. 1” QCV with stabilizer and swing joint assembly.

b. Provide matching quick coupler keys – (10) included in base bid.

c. Installed as specified on detail plan.

d. All Q.C.V. shall be plumbed with a 1” brass insert swing joint with stabilizer.

E. Control Equipment:

1. Refer to the drawings for the quantity and locations of the following:

2. Central Control:

a. TORO Lynx Central (Existing to Remain) #LX-04-5-08 with Qty. (2) #DEC-RSP-1000- DR Smart Hub tuned to proper frequency with mapping software and specified premium computer, 5 year technical support, (1) repeater field unit, (3) cellular compatible (chosen by Owner) Apple iPad’s and LifeProof case with mapping application and NSN connect.

b. Central antenna shall be protected with a polyphaser.

c. Paige Electric 36” ground plate assembly on each communication wire path and/or antenna exiting the central.

d. Base antenna, antenna structure coaxial cable, lighting protection, ground plates, central UPS, and other items shall all be supplied and installed as per manufacturer’s recommendations; as per survey for proper operation of said systems. Contractor shall be responsible for any items, mentioned or not, for the operation of either specified system.

e. FCC licensing and frequency shall be supplied by Contractor and performed by qualified agent, at no additional cost to the Owner

3. Satellite Controllers: Toro Field Controllers

4. Weather Station: Location by Owner

a. Toro T.Weather T107-SP-XXXX Solar/R.F. wireless weather station as per manufacturer’s recommendations.

b. Station will come with all R.F. and solar equipment from weather station to maintenance facility and be loaded with software to be able to communicate directly to central software programs. Contractor shall be responsible for any items and software, mentioned or not, for the operation of either specified weather station.

F. Primary Electrical Wire: Tray Cable – See Plan.

G. Secondary Control Wire: Paige Wire #12 white common and #14 red for hot wire, as per code.

H. Controller Communication Wire: Specified Paige Wire Communication Cable. To be routed with main/lateral line piping– See Electrical Plan

4.3 ADDITIONAL MATERIALS

A. Primary Electric wire connectors: Wire splice cable (as per manufacturer’s recommendations) – Resin packs only or latest manufacturer recommendation

1. 3M COMPANY DBR-6 splice kits Socket seal type wire connectors or resin packs and waterproof sealer, or Large 3M #4 Resin Bag…