Oak Ridge Meadows Lift Station Refurb - Bid.pdf

OAK RIDGE MEADOWS LIFT STATION REFURBISHMENT

DATE: September 4, 2024

ITB: #ITB-WW-24-03

ITEM: Oak Ridge Meadows Lift Station Refurbishment

DEADLINES: Deadline for bidder inquiries is Friday, October 4, 2024 at 4 p.m.

All addenda will be posted no later than Monday, October 7, 2024 at 4 p.m.

MANDATORY

PRE-BID MEETING: Wednesday, September 25, 2024 – 10 am Oak Ridge Meadows Lift Station Southeast corner of Rickett Road and Oak Ridge Drive

DUE DATE: Wednesday, October 9, 2024 – 10 am

QUESTIONS: All questions must be submitted via email (brooksc@brightoncity.org)

1. SUBMISSION AND RECEIPT OF BID

To be considered, bids shall be received prior to the specified time of opening as designated on the bid form. NO LATE BIDS WILL BE ACCEPTED. The City of Brighton reserves the right to postpone the opening for its own convenience. Bidders shall use the bid documents furnished as none other may be accepted. Bids are considered received when in the possession of the Brighton City Clerk. All bids shall be labeled with the ITB Number, item; as well as the aforementioned deadline date/time and the vendor name and address on the outside of the envelope.

Bids shall be sealed when submitted. Separate bids shall be submitted on each bid number and shall be typewritten or written in ink and legibly prepared. Bids having any erasures or corrections thereon may be rejected unless explained or initialed by the bidder. No faxed or emailed bids will be accepted.

SUBMITTALS MUST BE ENCLOSED IN SEALED ENVELOPES MARKED:

Oak Ridge Meadows Lift Station Refurbishment

#ITB-WW-24-03

City of Brighton City Hall 200 N. First Street

Brighton, MI 48116

2. RESPONSIVE BIDS

All pages and the information requested here in shall be furnished completely in compliance with instructions.

The manner and format of submission is essential to permit prompt evaluation of all bids on a fair and uniform basis. Unless otherwise specified, the City of Brighton reserves the right to accept any item in the bid. Bidders may submit bids on any item or group of items, provided however, that the unit prices are shown as required.

CITY OF BRIGHTON

Accordingly, the City of Brighton reserves the right to declare as non-responsive and reject any incomplete bid if material information requested is not furnished, or where indirect or incomplete answers or information is provided. Alterations to the written requirements will negate any response. The City of Brighton appreciates efforts to reduce the waste. When possible, responses should be printed double-sided to reduce paper use.

3. OFFICIAL DOCUMENTS

The City of Brighton officially distributes bid documents through the Michigan Intergovernmental Trade Network (MITN). Copies of documents obtained from any other source are not considered official copies. Only those vendors who obtain documents from the MITN system are guaranteed access to receive addendum information if such information is issued. If you obtained this document from a source other than MITN, it is recommended that you register on the MITN site, www.mitn.info and obtain an official copy and any addenda. The City of Brighton reserves the right to use any other method of distributing bid information; however, any additional method of distribution will also direct vendors to MITN.

This Invitation to Bid document contains all of the following:

• Invitation to Bid and Contract Documents

• Scope of Work

• Contract Requirements

4. INTERPRETATION OF BID AND/OR CONTRACT DOCUMENTS

Neither the City Manager nor any of his representatives will give verbal instructions or verbal answers to any inquiries regarding the meaning of specifications prior to the award of the contract. Any verbal statement regarding the specifications by any persons associated with the City, prior to award, shall be unauthorized.

Clarifications to bid documents shall be requested in writing via email to the Director of Public Services, Marcel Goch, at gochm@brightoncity.org.

5. CHANGES AND ADDENDA TO BID DOCUMENTS

Each change or addendum issued in relation to this bid will be posted to MITN. It shall be the bidder’s responsibility to make inquiry as to the changes or addenda issued. All such charges or addenda shall become part of the contract and all bidders shall be bound by such changes or addenda. The City will post all addenda to these bid documents no later than Monday, October 7, 2024, except in cases of emergency.

6. SPECIFICATIONS

Unless otherwise stated by bidder, the bid will be considered as being in strict accordance with the City’s applicable standard specifications, and any special specifications outlined in the document. Reference to a particular trade name, manufacturer’s catalogue, or model number are made for descriptive purposes to guide the bidder in interpreting the requirements of the City and should not be construed as excluding bids on other types or materials, equipment and supplies unless otherwise stated. However, the bidder, if awarded the contract, will be required to furnish the particular item referred to in the specifications or description unless departure or substitution is clearly noted and described in the bid. The City reserves the right to determine if equipment/product or service being bid is equal to the specified equipment/product or service requested.

7. ALTERNATES

Bidders are cautioned that any alternate bid, unless requested, or any changes, insertions, or omissions to the terms and conditions, specifications, or any other requirements of this bid, may be considered non-responsive, and at the opinion of the City Manager, may result in rejection of the bid.

http://www.mitn.info/ mailto:gochm@brightoncity.org

8. PRICING

This is a Lump Sum Project.

9. TAXES, TERMS AND CONDITIONS

The City of Brighton and all agencies listed in this request are exempt from Federal Excise and State Sales Tax.

Please review The State of Michigan’s REVENUE ADMINISTRATIVE BULLETIN 1999-2 for clarification https://www.michigan.gov/documents/rab99-2_109055_7.pdf . The City’s tax number is 38-6004526. General payment terms are Net 30 days upon receipt of goods and/or invoice for services, including progress payments (unless otherwise stated below). Cooperative members will provide their tax-exempt status as required by the awarded vendor.

10. QUANTITIES

All quantities stated, unless indicated otherwise are estimates and the City reserves the right to increase or decrease the quantity at unit price bid, as may be reasonably necessary.

11. DELIVERY

Bids shall include all charges for delivery, packing, crating, etc., unless otherwise stated in the bid document.

General delivery hours are 8:30 a.m. to 3:00 p.m. Monday through Friday, excluding holidays.

12. AWARD

The bid will be awarded to that responsible, responsive bidder whose bid, conforming to this solicitation, will be most advantageous to the City, price and other factors considered. The City reserves the right to accept or reject any or all bids, in part or whole and to waive informalities and minor irregularities in bids received.

13. WITHDRAWL OF BID

Bids may be withdrawn in person by a bidder, or authorized representative, provided their identity is made known and a receipt is signed for the bid, but only if the withdrawal is made prior to the stated bid deadline. No bid may be withdrawn for at least ninety (90) days after bid opening except the successful company whose prices shall remain firm for the entire contract period. In case of error by the bidder in making up a bid, the City may, by discretion, reject such a bid upon presentation of a letter by the Bidder, which sets forth the error, the cause thereof, and sufficient evidence to substantiate the claim. The City may, in its discretion, award the contract to the next qualified bidder, and the error by the initial bidder may be subject to penalties for default set forth in Section 18, below.

14. INFRINGEMENTS AND INDEMNIFICATIONS

The bidder, if awarded a contract, agrees to protect, defend, and save the City and the cooperative members listed herein, its officials, employees, departments and agents harmless against; any demand for payment for the use of any patented material, process, or device that may enter into the manufacture, construction, or from a part of the work covered by either order or contract; and from suits or charges of every nature and description brought against if for, or on account of, any injuries or damages received or sustained by any person or entity by or from any of the acts or omissions of the Contractor, the Contractor’s employees, or agents; from all liability claims, demands, judgments and expenses to persons or property occasioned, wholly, or in part, by the acts or omissions of the bidder, Contractor, agents or employees. The Contractor shall release, indemnify and hold the City, its officers, agents and employees harmless form liability of any kind or nature, including the Contractor’s use of any copyrighted or un-copyrighted composition, secret process, patented or unpatented invention, article or appliance furnished or used in the performance of this contract.

https://www.michigan.gov/documents/rab99-2_109055_7.pdf

15. SAMPLES

Generally, when required, samples will be specifically requested in the Invitation to Bid. Samples, when required, are to be furnished free of charge. Except for those samples destroyed or mutilated in testing, samples will be returned at an offeror request, transportation collect.

16. NON-COLLUSION

By signing the bid, the offeror certifies that the bid submitted, has been arrived at independently and has been submitted without collusion with, and without any agreement, understanding or planned common course of action with, any other vendor of materials, supplies, equipment or services described in the invitation to Bid, designed to limit independent bidding or competition.

17. CANCELLATION

Unless otherwise stated in the additional terms and conditions listed in the ITB, any contract entered into as a result of this bid may be canceled by the City upon sixty (60) days’ notice, in writing, prior to the effective date of the cancellation. Further, any Participating agency may cancel its participation upon thirty (30) days written notice. Any cancellation under this provision shall not affect the rights and obligations attending orders outstanding at the time of cancellation, including any right to the City to indemnification by the Contractor, rights of payment for goods/services delivered and accepted, and rights attending any warranty or default in performance in association with any order. Cancellation of the contract due to the Contractor default may be immediate.

18. DEFAULT AND REMEDIES

Any of the following events shall constitute cause for the City of Brighton to declare Contractor in default of the contract:

• Nonperformance of contractual requirements

• A material breach of any term or condition of this contract.

Please note, the City of Brighton shall issue a written notice of default providing a period in which the Contractor shall have an opportunity to cure. Time allowed for cure shall not diminish or eliminate the Contractor’s liability for liquidated or other damages. If the default remains, after the Contractor has been provided the opportunity to cure, the City of Brighton may do one or more of the following:

• Exercise any remedy provided by law;

• Terminate this contract and any related contracts or portions thereof; or

• Suspend the Contractor from receiving future bids solicitations.

19. LAWS AND REGULATIONS

All supplies, services and equipment offered and furnished shall comply fully with all applicable Federal and State laws and regulations.

20. GOVERNING LAW

This procurement and the resulting agreement shall be governed by and construed in accordance with the laws of the State of Michigan. The construction and effect of any Participating Addendum or order against the contract(s) shall be governed by and construed in accordance with the laws of the participating entity’s State. Venue for any claim, dispute or action concerning an order placed against the contract(s) or the effect of a Participating Addendum shall be in Livingston County Circuit Court.

21. ASSIGNMENT/SUBCONTRACT

Contractor shall not assign, sell, transfer, subcontract or sublet rights, or delegate responsibilities under this contract, in whole or in part, without the prior written approval of the City of Brighton.

22. NONDISCRIMINATION

The offeror agrees to abide by the provisions of Title VI and Title VII of the Civil Rights Act of 1964 (42 USC 2000e), which prohibits discrimination against any employee or applicant for employment, or any applicant or recipient of services, on the basis of race, religion, color, or national origin; and further agrees to abide by Executive Order No. 11246, as amended, which prohibits discrimination on basis of sex; 45 CFR 90 which prohibits discrimination on the basis of age, and Section 504 of the Rehabilitation Act of 1973, or the Americans with Disabilities Act of 1990 which prohibits discrimination on the basis of disabilities. The offeror further agrees to furnish information and reports to requesting agencies, upon request, for the purpose of determining compliance with these statutes.

Offeror agrees to comply with each individual agency’s certification requirements, if any, as stated in the additional terms and conditions listed in the solicitation. This contract may be canceled if the offeror fails to comply with the provisions of these laws and regulations. The offeror must include this provision in every subcontract relating to purchases by the agencies to ensure that subcontractors and vendors are bound by this provision.

23. SEVERABILITY

If any provision of this contract is declared by a court to be illegal or in conflict with any law, the validity of the remaining terms and provisions shall not be affected; and the rights and obligations of the parties shall be construed and enforced as if the contract did not contain the particular provision held to be invalid.

24. FORCEMAJEURE

Neither party to this contract shall be held responsible for delay or default caused by fire, riot, acts of God and/or war, which is beyond that party’s reasonable control. The City of Brighton may terminate this contract after determining such delay or default will reasonably prevent successful performance of the contract.

25. BID PREPARATION COSTS

The City of Brighton is not liable for any costs incurred by the offeror in bid preparation.

26. CONFLICT OF INTEREST

The City of Brighton Charter requires that “no contract or purchase involving an amount in excess of one hundred dollars ($100) shall be made by the City in which any elective or appointive officer or any member of his family has any pecuniary interest, direct or indirect” unless the conflict is disclosed and approved by unanimous vote of the City Council. Brighton City Charter, Section 5.13:

In order to determine whether your company presents any potential conflict of interest with respect to the award of the subject contract, on a separate piece of paper, please disclose any familial or business relationships you have with any current or former employee, agent, consultant, officer or elected or appointed official of the City of Brighton, or others who are or have been within the past year, in a decision making position with the City of Brighton, and who may be able to grant favorable treatment with respect to being awarded this contract. Please disclose the full nature and extent of your relationship, for review by City Council regarding Charter compliance.

27. INDEPENDENT CONTRACTOR

The Contractor shall be an independent contractor, and as such shall have no authorization, express or implied to bind the City of Brighton or the respective agencies to any agreements, settlements, liability or understanding whatsoever, and agrees not to perform any acts as agent for the City of Brighton or participating agencies, except as expressly set forth herein.

28. NON-IRAN LINKED BUSINESSES

By the AUTHORIZATION/ACCEPTANCE OF SPECIFICATIONS below, “I certify and agree on behalf of myself and the company submitting this bid the following: (1) that I am duly authorized to legally bind the company submitting this bid; and (2) that the company submitting this bid is not an “Iran linked business,” as that term is defined in Section 2[e] of the Iran Economic Sanctions Act, being Michigan Public Act No. 517 of 2012; and (3) That I and the company submitting this bid will immediately comply with any further certifications or information submissions requested by the City in this regard.”

29. INSURANCE (REQUIRED FOR WORK ON OR WITHIN CITY PROPERTY/FACILITIES)

The Contractor, or any of their subcontractors, shall not commence work under this contract until they have obtained the insurance required under this paragraph, and shall keep such insurance in force during the entire life of this contract. All coverage shall be with insurance companies licensed and admitted doing business in the State of Michigan and acceptable to The City of Brighton. The requirements below should not be interpreted to limit the liability of the Contractor. All deductibles and Self Insured Retention (SIR’s) are the responsibility of the Contractor. The Contractor shall procure and maintain the following insurance coverage:

A. Worker’s Compensation Insurance including Employers’ Liability Coverage, in accordance with all applicable statutes of the State of Michigan.

B. Commercial General Liability Insurance on an “Occurrence Basis” with limits of liability not less than Two

Million Dollars ($2,000,000.00) per occurrence and aggregate. Coverage shall include the following extensions: (A) Contractual Liability; (B) Products and Completed Operations; (C) Independent Contractors Coverage; (D) Broad Form General Liability Extensions or equivalent, if not already included.

C. Automobile Liability including Michigan No-Fault Coverages, with limits of liability not less than Two Million Dollars ($2,000,000.00) per occurrence, combined single limit for Bodily Injury, and Property Damage. Coverage shall include all owned vehicles, all non-owned vehicles, and all hired vehicles.

D. Additional Insured: Commercial General Liability and Automobile Liability, as described above, shall include an endorsement stating the following shall be Additional Insureds: The City of Brighton, all elected and appointed officials, all employees and volunteers, all boards, commissions, and/or authorities and board members, including employees and volunteers thereof. It is understood and agreed by naming The City of Brighton as additional insured, coverage afforded is considered to be primary and any other insurance The City of Brighton may have in effect shall be considered secondary and/or excess.

E. Cancellation Notice: All policies, as described above, shall include an endorsement stating that it is understood and agreed Thirty (30) days, Ten (10) days for non-payment of premium, Advance Written Notice of Cancellation, Non-Renewal, Reduction, and/or Material Change shall be sent to: The City of Brighton, Attention: Finance Director, 200 North First Street, Brighton, MI 48116.

F. Proof of Insurance Coverage: The Contractor shall provide The City of Brighton, at the time that the contracts are returned by him/her for execution, a Certificate of Insurance as well as the required endorsements. In lieu of required endorsements, if applicable, a copy of the policy sections where coverage is provided for additional insured and cancellation notice would be acceptable. Copies or certified copies of all policies mentioned above shall be furnished, if so requested.

G. If any of the above coverages expire during the term of this contract, the Contractor shall deliver renewal certificates and endorsements to the City of Brighton at least ten (10) days prior to the expiration date.

30. GENERAL SCOPE OF WORK

The City of Brighton, Michigan desires to employ the services of a contractor, or contractors, to rehabilitate its Oak Ridge Meadows Wastewater Lift Station.

31. DETAILED SCOPE OF WORK

See attached Detailed Scope of Work beginning on Page 16.

32. SCHEDULE

After contract award, the work shall commence at time agreed upon by the City and the contractor. Work shall be completed Monday through Friday, from 7 a.m. to 4 p.m., unless otherwise approved by the DPS Director.

33. BONDS

As part of your bid response, it will be required to provide bid security. The bid security must be a certified check or bid bond made out to the City of Brighton for Five Percent (5%) of the Total Bid, in a form approved by the City Attorney. The security will ensure that your company can meet the insurance requirements listed in Section 29 and will contract with the City to do all the required as specified herein. The Bid Security will be returned to all bidders after the work has been approved to proceed.

After receiving the Notice to Proceed and prior to any work beginning, a Performance Bond of One Hundred Percent (100%) of the bid amount shall be provided. The Performance Bond shall be returned after all work is completed to the City’s satisfaction. For multi-year contracts, the City will accept a bond for the term of the contractor or a one-year renewable Performance Bond, which shall be provided prior to work commencing each year.

34. COMPENSATION

The City shall pay the contractor within thirty (30) days after receipt of invoice providing all work has been completed to its satisfaction.

35. FAILURE TO PERFORM

Should the contractor fail to perform under the terms of the agreement, the Public Services Director shall notify the contractor of the corrective action needed. The corrective action shall occur within a timeframe agreed upon by both parties.

If the contractor continues to have problems meeting the agreement performance requirements, the City Manager shall make the final decision on the termination of the contract.

All necessary permits, licenses, insurance policies, etc., required by local, State or Federal laws will be provided and obtained by the contractor at the contractor’s sole expense for any work enumerated herein, or requested for performance under the terms of this agreement.

The contractor is presumed to know and shall strictly comply with all local, State or Federal laws, ordinances and/or requirements in any manner while engaged in the performance of the duties enumerated under this agreement.

36. SAFETY

Contractor is responsible for all jobsite safety security.

Contractor is responsible for initiating, maintaining, and supervising all safety precautions and programs in connection with the work.

Hard hats are required by Federal/State law in all construction areas. Federal and State Safety Inspectors have jurisdiction on the project.

If unsafe work practices are observed, the City of Brighton reserve the right to contact proper safety enforcement agencies.

37. PROCESS OF REVIEW OF BID

To be considered, your company must specialize in and have provided the services listed herein as indicated in the Detailed Scope of Work. Submit one (1) original and two (2) copies of the bid (PAGES 9-15), in one sealed envelope or box.

PRICING & SCHEDULE PROPOSAL

PRICING

OAK RIDGE MEADOWS LIFT STATION REFURBISHMENT $

FIRM PRICE GUARANTEE

This price is firm for _____________________________ days (Minimum 90) from opening date and will become fixed upon contract award.

ACKNOWLEDGEMENT OF OFFICIAL DOCUMENTS

I , certify that I have read section 3 (Official Documents) of the invitation to bid and that the bid proposal documents contained herein were obtained directly from the City of Brighton, or MITN website, www.mitn.info and is an official copy of the authorized version.

http://www.mitn.info/

AUTHORIZATION/ACCEPTANCE O F S PE CI F I C A TI O N S

By signing below, I certify that I have read and understand the specifications herein and that I am duly authorized to contract on behalf of my company)

Signed Company

Printed

Address

Title City/State/Zip ___________________________________

Date

Contact Person

Phone Fax

Email Contact Cell Phone ____________________________________

CONTRACTOR QUESTIONNAIRE

Please give the following information regarding your proposal:

1. List references where this service has been provided in the last 5 years (municipal preferred).

Agency Name: Contact Person: _________________________________

General Property Information: ____________________________________________________________

Phone #: E-mail address: _________________________________

Details of Work Performed: _____________________________________________________________

2. Name of your bank and financial references: ________________________________________________

3. How many years’ experience have you and/or your company had in this business?

YEARS Explain (if in a related field):

4. Has your company filed for bankruptcy or reorganized for financial reasons in the past 36 months?

NO YES

5. Include a list of equipment to be used for this project and if the equipment is owned/leased or rented.

SUBCONTRACTORS

Name of Firm:

Contact Person: _______________________________ Title: _________________________________

Address:

Phone: _______________________________

Work to be performed for general contractor: ______________________________________________

Name of Firm: ________________________________________________________________________

Contact Person: _______________________________ Title: _________________________________

Address: ___________________________________________________________________________

Phone: ____________________________________________________________________________

Work to be performed for general contractor: ______________________________________________

The contractor shall not sublet, assign or transfer the contract or any portion of any payment due the contractor hereunder, without the written consent of the City. If it is the intention of the bidder to use subcontractor(s) for any of the work called for herein, the bidder shall provide the information required for each subcontractor, below.

LEGAL STATUS BIDDERS

Fill out the appropriate section and strike out the other two.

Corporation State in which incorporated: _____________________ Year Incorporated: ____________________

Official title of person issuing response: ___________________________________________________

Address: ___________________________________________________________________________

Website: ____________________________________________________________________________

Names and Titles of the corporation’s officers:

Name Title

Partnership Name of Members Address

Individual

Official Name: ____________________________________________________________________

Address: _________________________________________________________________________

Date Signed: _________________________________

DETAILED SCOPE OF WORK

Oakridge Meadows ( Lift Station #7)

• Installation of two (2) new Gorman Rupp pump assemblies. (Model T6A3-B/WWS)

• Installation of two (2) 20 horsepower electric motors. (480v)

• Replace pump discharge valves. (2 total)

• Replace pump check valves. (2 total)

• Install new air relief valves. (2 Total)

• Replace current level control system with a level transducer.

• Replace level control interface with Allen Bradley Panel View Plus 7.

• Replace all pressure gauges and their related pipe and valves.

• Install two (2) new motor starters/contactors.

• Replace main breakers on 2 pump motors and 1 controls circuit. (3 Total)

• Replace 120v breakers.

• Replace all control relays and phase monitors in control panel.

• Replace alternator in control panel.

• Replace general purpose transformer.

• Install new ventilation fan and motor.

• Replace HOA switches.

• Add redundant high-level and low-level floats in the wet well that operate pumps if plc fails.

• Once work is complete the contractor will test pumps to ensure they are operating properly

• Check voltage and amperage readings.

• Clean and prep pipework before recoating/repainting. Coatings shall be a two-component epoxy coating and shall meet or exceed original coating specifications.

• Color of paint is white.

• Sandblast and paint vent pipe on wet well to match existing color.

• Sandblasting/grinding may be required on areas with heavy corrosion.

• Contractor is responsible for removal and proper disposal of all replaced items and materials needed for the project unless otherwise directed by the City.

Additional Information

• Pumps are to be replaced with the existing pump make/model. If the current pump is not available, the contractor must confirm that the proposed replacement pumps performance will meet or exceed the performance of the existing pumps

• With the addition of new level control interface, level transducer, and redundant floats in the wet well, pricing for all materials, programming, and related work that is required to connect this new equipment to the existing SCADA system shall be included in the bid

• At all times one pump must remain in service at each station.

• If the Contractor believes a complete shutdown of the lift station is required to replace items such as discharge valves or for electrical shutdowns, the Owner is to be notified two (2) days prior to a shutdown.

The Contractor is responsible for bypass pumping or hauling of sewer flow during a shut down.

• City of Brighton staff will provide the Contractor with a location for the sewer flow to be hauled to during a shutdown.

• Once the new discharge valves have been installed on the lift station, each pump can then be isolated leaving one pump in service.

• The station bypass connection cannot be used until the new discharge valves have been installed on each pump.

• If the bypass operation needs to take place for multiple days, the bypass system will need to be a Critically Silenced system due to the close proximity of homes in the area. The system must also include an alarm system that notifies the contractor and owner of high level and power failure alarms via phone call.

• City staff will determine what existing equipment/components will be kept by the city for spare parts.

• All of the existing equipment/components that are removed and not kept by the city are to be disposed of properly by the contractor.

ADDITIONAL CONTRACT REQUIREMENTS

• Proposal must include all costs associated with equipment, materials and labor needed for the removal, refurbishment, replacement, cleanup and acceptable operation of the Oakridge Meadows sewer lift station.

• All lift station components that are being replaced as part of this project must meet or exceed the quality of the current components that are being replaced. This includes pumps, valves, check valves, and electrical equipment. The contractor shall submit information such as brand and model numbers for the new components to City staff or their Engineer for review and approval.

• If any damage to lift station equipment should occur during the project the contractor must immediately contact the city to ensure continued service can be maintained.

• Electric motors, control panels, and other electrical equipment must be protected from dust, dirt, overspray, and other debris that occurs during the abrasive blasting and painting processes.

• Upgrade of the SCADA system includes any changes that need to be made within the Wonderware software program on the SCADA computer at the wastewater treatment plant for the Oakridge Meadows lift station.

• Communication protocols between the lift stations and the SCADA system are as follows:

The system uses Allen‐Bradley DF‐1 serial protocol. The DF‐1 master is the WWTP Rockwell ControlLogix PLC and each remote station PLC is a DF‐1 slave.

• We are in the process of upgrading to licensed radios (GE MDS Orbit). When the new radios are installed, they will also use the DF‐1 serial protocol until we change out the remote PLC’s in the summer of 2024, and then it will use Ethernet messaging instead of the DF‐1 messaging.

• All safety requirements for such work are the responsibility of the contractor.

• Contractor is required to contact MISS Dig for any required excavations at the site.