biddoc.pdf

BID SPECIFICATIONS

CONTRACT NUMBER 26-283

UNIT 1 GENERATOR ROTOR-IN INSPECTION

TABLE OF CONTENTS

ARTICLE 1 - INVITATION TO BID

1. Bid Process Schedule

2. Project Description

3. Bid Process

ARTICLE 2 - INSTRUCTIONS TO BIDDERS

1. General

2. Pre-bid Meeting

3. Bid Proposals

4. Claims History

5. Multiple Bid Proposals

6. Questions / Interpretations of Documents Before Bidding

7. Qualifications of Bidders

8. Substitution of Materials / Alternate Designs

9. Platte River Furnished Materials

10. Time of Completion

11. Confidentiality

12. Evaluation of Bid Proposals

13. Firm-fixed Pricing is Preferred

14. Performance Bond

15. Contract Signing Process

16. Entire Invitation to Bid

ARTICLE 3 - BID PROPOSAL

1. Bidder Information

2. Name and Address of Colorado Agent for Service of Process

3. Organizational Chart

4. Experience

5. Assigned Personnel

6. Quality Control Standards

7. Revisions and Exceptions

8. Pricing

9. Bid Deposit

ARTICLE 4 - BID BOND

ARTICLE 5 - STATEMENT OF NO BID

ARTICLE 6 - TECHNICAL SPECIFICATIONS

ARTICLE 7 - CONTRACT

Bid Specifications Unit 1 generator rotor-in inspection Contract Number 26-283

Revision 1 – April 7, 2025

ARTICLE 1 - INVITATION TO BID

Platte River Power Authority (“Platte River”) invites bidders to submit bid proposals for the following project.

Project Title: Unit 1 generator rotor-in inspection

Project Number: 26-283

Project Location: Rawhide Energy Station, 2700 County Road 82, Wellington, Colorado

1. Bid Process Schedule.

Bid specifications posted on BidNet: Wednesday, November 4, 2026

Mandatory Pre-bid meeting date and time: Thursday, December 3, 2026, at 10:00 a.m. MT

Pre-bid meeting location: Rawhide Energy Station

Questions from bidders due: Thursday, December 17, 2026

Answers posted to BidNet on or about: on or about Monday, January 18, 2027

Bid proposal submission deadline: Thursday, January 28, 2027, at 3:00 p.m. MT

2. Project Description. Platte River seeks a vendor to perform a rotor-in inspection of the Unit 1 generator during the 2027 fall outage.

3. Bid Process. During the bid process, Platte River will post all documents and communications through BidNet. Bidders should use BidNet for all documents and communications they wish to send to Platte River.

Bid specifications will be available to download, including a sample contract and all specifications, on or about the date listed in the bid process schedule above.

Bidders may submit questions on or before the date listed in the bid process schedule above.

Platte River will post, on BidNet, its responses to the questions it elects to answer to all bidders on or about the date listed in the bid process schedule above. Bidders must submit bid proposals via BidNet. Each bid proposal requires a bid deposit of 10% of the total bid amount in U.S.

currency. The deposit must be in the form of an acceptable bidder’s bond, a certified check or a cashier’s check issued by a solvent bank. The bid proposal and bid deposit must comply with the bid specifications. Please (1) include a copy of the bid deposit with the electronic bid proposal and (2) mail the original bid deposit to:

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Attention: Contract Administration Platte River Power Authority 2000 East Horsetooth Road Fort Collins, Colorado 80525

Bidders may not alter, withdraw, or resubmit bid proposals for 90 days after the bid submission deadline.

By submitting a bid proposal, the bidder grants Platte River permission to conduct additional investigations, as Platte River deems necessary, to obtain information related to bidders’ qualifications, past performance, financial data and related items.

Platte River will retain bidders’ deposits until all steps in the evaluation and selection processes are complete. Once the awarded bidder signs the conformed contract, files a satisfactory performance bond, and supplies all required certificates of insurance and a Colorado Certificate of Good Standing or its equivalent to Platte River, Platte River will release the awarded bidder’s bid deposit. Platte River may retain the bid deposit of the second-ranked bidder until the final contract terms between Platte River and the successful bidder are binding. Platte River will release the bid deposits of all other unsuccessful bidders after the contract is awarded or when their bid proposals are rejected. To release bid deposits, Platte River will securely shred the deposit documentation as submitted by the bidder, unless the bidder asks Platte River to return the documentation to bidder.

The awarded bidder will be subject to the same state and federal nondiscrimination requirements as Platte River.

Platte River has sole discretion to accept one or more bid proposals that represent the best overall value to Platte River, taking into consideration the price and other evaluation factors set forth in the bid specification, and to reject any or all bid proposals, or to accept or reject any portions of any bid proposals. Platte River will not accept bid proposals after the bid proposal submission deadline.

THE REMAINDER OF THIS PAGE LEFT BLANK INTENTIONALLY

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ARTICLE 2 - INSTRUCTIONS TO BIDDERS

1. General. Carefully read these instructions before preparing a bid proposal.

2. Pre-bid Meeting. Bidders must attend a pre-bid meeting at which Platte River will clarify the scope of the Project and answer questions. Bidders must email contractadmin@prpa.org by 3:00 p.m. MT Wednesday, December 2, 2026, the names of the people expected to attend the Pre-bid meeting.

3. Bid Proposals. Bid proposals must strictly follow these “Instructions to Bidders.” Bidders must submit all proposals via BidNet, following the requirements of this Section 3.

3.1 Proposal Form. Bidders must complete and include the Article 3, Bid Proposal form, with their bid proposal submissions.

3.2 Pricing. Bid proposals must clearly show all pricing. Bidders should carefully review Article 7, Contract, which may affect the contract price.

3.3 Equipment and Materials. Bids must include all proposed equipment and materials.

3.3.1 Subcontractors. Bidders must submit a complete list of proposed subcontractors. Platte River reserves the right to reject any subcontractor at any time, for any reason or no reason.

3.3.2 Qualifications of Subcontractors. Bidders must list the qualifications of each subcontractor. If Platte River rejects a subcontractor before the contract award, the bidder may not increase the contract price or delay the Project.

3.4 Contract Edits. The prevailing bidder must sign the form of contract included in the bid specifications in Article 7, Contract. Although discouraged, if a bidder intends to request any revisions or alternate language to the contract the bidder MUST redline the contract and attach it to the bid proposal. Platte River is a political subdivision of the state of Colorado and a Colorado government entity. Platte River reserves the right to reject any proposed contract changes. Platte River will reject all later-proposed revisions or alternate language not included in the bid proposal.

Previously negotiated contract terms with Platte River are not binding on this Project.

3.5 Exceptions / Variations / Alternate Bids. Whenever possible, bidders should submit bid proposals without exceptions. Platte River may deem bid proposals with exceptions non-responsive to the specifications. Bidders should distinguish between exceptions and material substitutions or alternate designs.

3.6 Name and Address. Bid proposals must include the exact legal name and address of the bidder, including a copy of the bidder’s W-9. Bid proposals must also state the bidder’s corporate form, for example, whether the bidder is a corporation, division, general partnership, joint venture, limited liability company, limited partnership, sole proprietorship or any other legal entity, and by signing the bid proposal, the signatory mailto:contractadmin@prpa.org

Revision 1 – April 7, 2025 confirms authority to bind the bidder to a contract. Additionally, see C.R.S. § 7-90-801 et seq., as amended, which requires entities foreign to Colorado to file a statement of foreign entity with the Colorado Secretary of State.

3.7 Signatures. Bid proposals must be signed in the official name of the bidding entity, followed by the signature and designation of the officer authorized to bind the entity.

The names of all persons signing must be typed or printed below the signature. Every bidder (other than an individual) must identify the state or other jurisdiction in which it was formed and its principal office address. Bid proposals must include the name and address of its agent for service of process and a Certificate of Good Standing.

Bid proposals by partnerships must include a complete list of the partners.

3.8 Bid Deposit. Bid proposals must include a bid deposit equal to 10% of the bid amount.

The bid deposit guarantees that the bidder, if accepted, will enter into a contract with Platte River for the Project. The bid deposit must be payable without condition in U.S.

currency and must be an acceptable bidder’s bond, a certified check or a cashier’s check issued by a solvent bank. The bid proposal and bid deposit must comply with the bid specifications.

If the bid deposit is a bid bond, the bond must be in the form prescribed in Article 4, Bid Bond and must be signed by the bidder and a surety company authorized to do business in the state of Colorado.

Bidders must pay Platte River the difference between the amount specified in the bid proposal and the larger amount for which Platte River may in good faith contract with another party for the Project, up to the amount of the bid deposit, if the bidder:

3.8.1 fails to sign a contract in the form prescribed in Article 7, Contract within 14 business days after the conformed contract is sent to the bidder for signature;

3.8.2 has not provided a satisfactory performance bond with acceptable sureties within 10 business days after the fully signed contract;

3.8.3 has not provided all required certificates of insurance within 10 business days after the fully signed contract; or

3.8.4 has not provided a Certificate of Good Standing or its equivalent within 10 business days after the fully signed contract.

The awarded bidder’s bid deposit will be destroyed when the awarded bidder signs and returns the conformed contract and delivers to Platte River a satisfactory performance bond, all required certificates of insurance, and a Colorado Certificate of Good Standing.

Platte River may retain the bid deposit of its second-ranked bidder until the final contract between Platte River and the awarded bidder is fully signed.

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Platte River will destroy the bid deposit of the other unsuccessful bidders after the contract is awarded or when their bid proposals are rejected.

If a contract is not awarded to any bidder, all bid deposits will be destroyed.

4. Claims History. Bid proposals must include a summary of all claims during the last five years that:

● were greater than $250,000;

● related to inspection services; and

● named bidder as a defendant.

5. Multiple Bid Proposals. Companies under common control and affiliated entities may not submit multiple bid proposals for the same Project even if the company submits individual bid proposals under different business names.

6. Questions / Interpretations of Documents Before Bidding. Any bidder with questions about the bid specifications may submit a written request for an interpretation or correction by the question submission deadline, listed in the bid process schedule above, via BidNet.

6.1 Platte River may list the names of other vendors if contracted for the Project on the drawings or other provided documents. Bidders or subcontractors may not communicate directly with any other Platte River vendors on the Project. Bidders must address all communications about this Project directly to Platte River through BidNet.

6.2 Platte River will provide any interpretation or correction of the bid specifications in a written addendum provided to all prospective bidders. Platte River is not responsible for any oral or other explanations or interpretations of the bid specifications.

7. Qualifications of Bidders. By submitting a bid proposal, the bidder represents that it is fully qualified, properly licensed, and adequately staffed and equipped to complete the Project.

7.1 Platte River Investigations. Platte River may investigate bidders to determine their ability to complete the Project. Bidders must furnish all information Platte River may request to complete its investigation.

7.2 Standards. Platte River will accept bid proposals only from qualified, responsible bidders that, at a minimum:

● maintain a permanent place of business;

● have all equipment and materials to complete the Project;

● have technical knowledge and practical experience in work similar to the type required for the Project;

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● have qualified personnel available to complete the Project, considering the bidder’s existing business commitments;

● have adequate financial resources to complete the Project, as demonstrated to Platte River’s satisfaction;

● have inspected other projects of similar type, size and complexity; and

● have otherwise demonstrated the ability to complete the Project promptly and to Platte River’s satisfaction, as required by the contract.

7.3 Vendor Safety Qualification. Each bidder must submit a completed Vendor Safety Qualification by the bid proposal submission deadline. The Vendor Safety Qualification is located at https://www.prpa.org/vendor-safety-qualification/.

7.4 Financial Review. After Platte River reviews all bids and selects its top “shortlisted” bidders, those bidders must each complete and submit a Financial Review Form and all accompanying documentation. The Financial Review Form is located at https://www.prpa.org/vendor-financial-review-form/.

7.5 Failure to Qualify. Platte River will not consider bidders it determines are not qualified for the Project. Platte River has sole discretion to determine which bidders are qualified.

7.6 Bidder’s Familiarity with Conditions; Assumption of Compliance Risk. By submitting a bid proposal, the bidder represents that the bidder:

● understands all bid specification requirements;

● has thoroughly familiarized itself with the conditions under which it is to perform the Project;

● has thoroughly familiarized itself with the contract and technical specifications;

● has asked any questions necessary to clarify all other matters necessary for the bidder to complete the Project as required by the contract; and

● investigated and informed itself of all potential difficulties involved in the completion of the Project.

8. Substitution of Materials / Alternate Designs. Platte River may require certain specified products and materials for this Project. Bidder may not substitute the required products, materials or subcontractors without Platte River’s written approval. If not specifically required, any description of products or materials, including manufacturer's names and catalog numbers, are examples of quality and type only and bidders may propose alternate products or materials.

https://www.prpa.org/vendor-safety-qualification/ https://www.prpa.org/vendor-financial-review-form/

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9. Platte River Furnished Materials. Bidders should not include the costs of Platte River furnished materials in the bid proposal.

10. Time of Completion. The time of completion of the Project is of the essence under the contract. The bid proposal must be based on completing the Project within the specified schedule. Please see Article 7, Contract for the terms related to delays and extensions of time.

11. Confidentiality. Under the Colorado Open Records Act, C.R.S. §§ 24-72-200.1 et seq.

(“Act”), all information contained in any bid proposal is subject to public disclosure unless it meets one of the exceptions set forth in the Act. If a bid proposal contains trade secrets, privileged information or confidential commercial, financial, geological, or geophysical data (“Confidential Information”), bidders must clearly mark all Confidential Information and provide with their bid proposals a detailed written justification of the protected nature of the Confidential Information under Colorado law. This justification must address, at a minimum, the specific competitive harm that may result from any disclosure, the intrinsic value of the Confidential Information to the bidder, and any safeguards the bidder uses to protect the Confidential Information from disclosure. Platte River cannot guarantee that it will not disclose any specific information, if required to do so. PRICES CONTAINED IN A BID PROPOSAL

ARE SUBJECT TO DISCLOSURE.

By submitting a bid proposal, the bidder agrees to hold Platte River harmless from any claim arising from the release of Confidential Information not clearly marked by the bidder or lacking written detailed justification supported by Colorado law.

12. Evaluation of Bid Proposals. Platte River will evaluate all bid proposals. Platte River may accept the proposal it finds to be the most advantageous and provides the best overall value, which may not be the lowest-priced bid. The following is a partial list of the criteria that Platte River may use to evaluate bid proposals:

● experience with similar projects and equipment;

● price;

● superior quality and adherence to technical specifications;

● delivery and completion times;

● guarantees and warranties;

● bidder’s references and prior experience with Platte River;

● adequate financial resources;

● exceptions taken to the contract;

● claims history; and

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● engineering technical support services for troubleshooting and repair recommendations.

13. Firm-fixed Pricing is Preferred. If pricing is subject to adjustment, bidders must state the maximum total price, including adjustment. The maximum price will be a factor in bid proposal evaluation. Bidders must include any proposed methods of adjustment in the bid proposal.

14. Performance Bond. The awarded bidder must furnish a performance bond to Platte River equal to 100% of the contract amount. The cost of the performance bond must be included in the bid price. The bond must comply with the requirements of C.R.S. § 38-26-101 et seq.

as applicable, must be executed on the form provided in Article 7, Contract, Attachment N

– Performance Bond, and signed by a qualified corporate surety authorized to do business in the state of Colorado and acceptable to Platte River. If applicable, a “Power of Attorney,” for the bidder, certified with the date of the bond, must be included with the bond.

15. Contract Signing Process. The form of the contract that the awarded bidder must sign is included in the bid specifications as Article 7, Contract. The instructions to bidders, contract and all attachments, any special conditions, technical specifications, drawings, plans, addenda and change orders issued by Platte River, specifications and engineering data furnished by the bidder and accepted by Platte River, and any written amendments to the contract all constitute elements of the contract and all work must be performed in accordance with the contract.

When the evaluation process is complete, Platte River will prepare and issue a notice advising all bidders of Platte River’s decision.

Platte River may issue a notice to proceed to the awarded bidder to permit them to proceed with the Project before a contract is fully signed. Before beginning the Project work under the notice to proceed, the awarded bidder must submit the required certificates of insurance and a Colorado Certificate of Good Standing or its equivalent. A foreign business entity must provide a Certificate of Good Standing from its state of formation and satisfactory evidence that it has authority to transact business in Colorado on file with the Colorado Secretary of State (see C.R.S. § 7-90-801 et seq.); and the name and address of the agent for service of process.

The effective date of the contract will be the date Platte River signs the contract. Any power of attorney or other certificates must be dated accordingly or left blank for Platte River to fill in as appropriate.

Platte River will prepare all contract documents and submit them to the awarded bidder.

The awarded bidder and Platte River must sign the contract via DocuSign, which will also distribute the fully signed contract to both parties.

16. Entire Invitation to Bid. This Invitation to Bid, any addenda to it, and any attachments, exhibits, or appendixes, make up the entire set of documents for this bid process.

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ARTICLE 3 - BID PROPOSAL

Project Title: Unit 1 generator rotor-in inspection

The undersigned bidder reviewed the bid specifications and associated contract documents for the above-described Project and proposes to perform the work and provide the services as described in this bid proposal.

1. Bidder Information.

Business name:

Contact name:

Phone number:

Email address:

Business address:

State of Incorporation:

Address of principal office:

2. Name and Address of Colorado Agent for Service of Process.

Agent name:

Agent company name:

Agent company address:

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3. Organizational Chart. Include an organizational chart with your bid proposal.

Attached: ☐ Yes ☐ No

4. Experience. Include a list of the key individuals of your organization with their relevant experience.

Attached: ☐ Yes ☐ No

5. Assigned Personnel. Identify the person or persons that will most likely be assigned as your representative and in charge of operations for this contract. The bidder must attach a list to the bid proposal in the table format shown below.

Name Title Years of experience

6. Quality Control Standards. Bidder certifies that its bid meets the quality control standards

(i.e., ISO, “R” Stamp, “VR” Stamp, etc.) required by the applicable standards or laws (i.e., ASME, ASTM, AWWA, NFPA, IEEE, ISO, or Internal QA/QC policy) for the work specified in these bid specifications.

Certificate attached: ☐ Yes ☐ No ☐ N/A

7. Revisions and Exceptions. The bidder declares that the following list states all exceptions to the requirements of the bid specifications and all contract exceptions are noted in redline format in the contract documents. If a bidder submits no exceptions, bidder agrees to complete the Project in strict compliance with the contract documents as presented.

7.1 Contract Revisions. Although discouraged, any revisions or proposed alternate language to the contract MUST be redlined in the contract and attached to the bid proposal. Platte River may reject any proposed contract changes. Platte River will reject all proposed revisions and alternate language not included in the bid proposal.

Bidder has proposed alternate language to the contract in redlines: ☐ Yes ☐ No

7.2 Exceptions / Variations / Alternate Bids. Platte River discourages specification exceptions; when possible, bidders should submit bid proposals without exceptions.

Platte River may deem proposals with exceptions non-responsive to the specifications.

Bidder has exceptions / variations / alternate bids: ☐ Yes ☐ No

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Note exceptions / variations / alternate bids:

8. Pricing.

8.1 Itemized Pricing. The bidder proposes to furnish: equipment and materials, tools, labor, labor supervision, services and utilities as required to complete the Project according to the bid specifications and contract documents. The bidder must attach itemized pricing to the bid proposal in the table format shown below.

Description Qty Unit Unit Price Total Price Overhead Disassemble generator, clean, inspect and reassemble Generator stator and rotor mechanical and electrical testing Generator nondestructive examination total bid price:

9. Bid Deposit. Enclosed is the required bid deposit in the amount of 10% of the total bid price of $ , which the bidder agrees is made payable without condition as a guarantee that the bidder, if accepted, will enter into a contract with Platte River for the Project.

SIGNATURE PAGE FOLLOWS

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Platte River reserves the right to reject any or all bids. Bid proposals may not be altered, withdrawn, or resubmitted for 90 days after the bid proposal submission deadline.

The bidder certifies that:

● all conflicts and exceptions have been noted or listed as directed in the “Instructions to Bidders”;

● this bid proposal is genuine and is not made in the interest of, or on behalf of, any undisclosed person, association, or entity;

● the bidder has not directly or indirectly induced any other bidder to submit a false bid proposal;

● the bidder has not induced any person, firm, or corporation to refrain from bidding; and

● the bidder has not colluded with anyone to obtain any advantage over any other bidder or over Platte River.

Dated:

(Seal) Bidder:

By:

Attest: Name:

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ARTICLE 4 - BID BOND

Project Title: Unit 1 generator rotor-in inspection

Bidder:

Business name:

Contact name:

Phone number:

Email address:

Business address:

State of incorporation:

Address of principal office:

Surety:

Name:

Phone number:

Address:

Owner:

Owner name: Platte River Power Authority

Owner address: 2000 E. Horsetooth Rd.

Fort Collins, Colorado 80525

BOND

Bond number:

Bond date:

Bidder and Surety each separately, severally, and jointly bind ourselves and our executors, administrators, successors and assigns to Platte River Power Authority (“Platte River”) the sum of 10% in U.S. currency, of the total bid price as described in Article 4 (the “Bid Bond”), for the Unit 1 generator inspection Project at Rawhide Energy Station in Wellington, Colorado, project number 26-283 (the “Project") submitted by Bidder to Platte River, in the amount of

If Bidder is awarded the contract for the Project, Bidder must sign the conformed contract in the form set out in the “Bid Specifications” within 14 business days after the conformed contract is sent to the Bidder for signature.

Within 10 business days after the contract is fully signed, the awarded Bidder must furnish a performance bond signed by an acceptable surety company, provide all required certificates of insurance, and a certificate of good standing or its equivalent, as specified in the “Instructions to Bidders.” Platte River will retain the “Bid Bond” until the fully signed contract and performance bond are received by Platte River.

If the Bidder fails to submit an acceptable performance bond or otherwise cannot meet the requirements above, the Bidder must pay Platte River the difference between the amount specified in the Bidder’s bid proposal and the amount Platte River may in good faith contract with another party to complete the Project as compensation to make Platte River whole; provided, however, that the compensatory sum will not exceed the total amount of the Bid Bond.

Dated:

Signed:

Bidder:

Attest (Seal) By:

Title:

Secretary

Surety Attest (Seal) By:

Title:

Secretary

[Accompany this “Bid Bond” with attorney-in-fact's authority from the surety company certified to include the date of the Bond.]

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ARTICLE 5 - STATEMENT OF NO BID

Project title: Unit 1 generator rotor-in inspection

Project number: 26-283

Project location: Rawhide Energy Station, 2700 County Road 82, Wellington, Colorado

If applicable, please complete and submit this form through BidNet.

Specifications are unclear. Please explain.

We are unable to meet the requirements of the bid specifications.

Insufficient time to respond to the Invitation to Bid.

Our schedule would not permit us to perform the work within the required time.

We are unable to meet the bond requirements.

We are unable to meet insurance requirements.

We do not offer this service.

Further remarks/comments:

Company name:

Representative’s name: title:

Representative’s signature: date:

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ARTICLE 6 - TECHNICAL SPECIFICATIONS

Unit 1 generator rotor-in inspection

1. Outage Execution and Site Controls

1.1. The inspection services will take place during Rawhide Energy Station’s fall 2027 outage.

The tentative inspection dates are October 10, 2027, through October 24, 2027.

1.2. There will be two 12-hour shifts per day, seven days a week.

1.3. Bidder must provide outage schedule updates daily in Smartsheet, Microsoft Projects, or Primavera P6.

1.4. Bidder must submit a foreign material exclusion plan.

1.5. Bidder will be responsible for all non-specialty tooling and consumables, excluding gases.

Platte River will furnish specialty tooling for the unit.

2. Disassembly

2.1. Bidder must:

2.1.1. Remove turning gear (“TG”) pedestal cover and TG oil seal;

2.1.2. Uncouple the low-pressure (“LP”) turbine from the generator rotor and remove the bull gear; record as found coupling alignment;

2.1.3. At the turbine end (“TE”), remove upper half bearing bracket, upper and lower hydrogen gland seal brackets, hydrogen coolers (if required), blower shrouds, internal baffling “red iron”, and upper half bearing;

2.1.4. At the exciter end (“EE”), remove upper half bearing bracket, upper and lower hydrogen gland seal brackets, upper and lower half buffer ring, and upper half bearing;

2.1.5. Remove lead box cover; and

2.1.6. Pull back the EE one piece air gap baffle.

3. Electrical and Mechanical Inspection

3.1. Stator Electrical Tests. Bidder must test:

3.1.1. DC maintenance overpotential;

3.1.1.1. The voltage level for this test must be agreed upon by bidder and Platte River before the test;

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3.1.2. Dielectric absorption;

3.1.3. Leakage voltage;

3.1.4. Insulation resistance of each phase;

3.1.5. Phase resistance;

3.1.6. Tube-to-tube resistance;

3.1.7. Tube-to-copper resistance;

3.1.8. Through bolt insulation resistance; and

3.1.9. Resistance temperature detector (“RTD”) insulation resistance and resistance measurements.

3.2. Rotor Electrical Tests. Bidder must test:

3.2.1. Impedance;

3.2.2. Pole balance; and

3.2.3. Winding insulation resistance and winding resistance.

3.3. Bidder must record the test conditions, instrument IDs, method, raw readings, calculations, and comparisons against approved baseline or OEM criteria. Budder must provide additional testing or repair recommendations in real time.

3.4. Stator and Rotor Mechanical Inspection. Bidder must:

3.4.1. Check the tightness of building and through bolts at four locations each; record locations and readings;

3.4.2. Conduct vent tube pressure drop test;

3.4.3. Inspect main and neutral bushing airflow and parallel ring assembly airflow, where accessible;

3.4.4. Inspect accessible stator winding, series and phase connections for dusting, greasing, looseness, and distress; inspect core components for movement and looseness, foreign material blockage, and filler migration beneath end wedges;

3.4.5. Inspect lead box area welds for cracks;

3.4.6. Inspect accessible rotor retaining rings and ring nose for heating or discoloration, and EE winding end turns for loose blocking or distress;

3.4.7. Conduct nitrogen leakage test around rotor radial lead assembly;

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3.4.8. Conduct hydrogen cooler tube-to-tube testing;

3.4.9. Conduct oil seal dimensional checks;

3.4.10. Conduct hydrogen seal ring dimensional checks and Babbit condition;

3.4.11. Conduct hydrogen gland seal dimensional and joint checks;

3.4.12. Inspect blower shroud and blade NDE;

3.4.12.1. Bidder must identify proposed examination methods; and

3.4.13. Inspect general generator NDE.

4. Robotic Inspection.

4.1. Bidder must conduct:

4.1.1. Visual examination of TE and EE stator end winding areas where accessible; video inspection of TE and EE stator step iron where accessible, stator core inside diameter, and rotor body outside diameter;

4.1.2. Wedge tightness inspection of 50 percent of stator wedges, excluding end wedges;

Bidder must provide a location map and individual results; and

4.1.3. Electromagnetic Core Imperfection Detection (EL CID) stator core inspection: 100 percent of body iron and all accessible step iron; provide scan data, maps and interpretation.

5. Reassembly and Return to Service Support.

5.1. Bidder must:

5.1.1. Perform generator to LP coupling alignment; install bull gear, coupling bolts, and TG oil seal and pedestal cover;

5.1.2. Reinstall and set the EE buffer ring and lower gland seal bracket;

5.1.2.1. Each component must have a megger test performed against each adjacent component and the stator frame before assembling the next component;

5.1.3. Install gland seal ring, upper gland seal bracket, air gap baffle, upper bearing bracket and bearing;

5.1.3.1. Bidder must check the gland seal ring freedom of movement as the bearing bracket is torqued;

5.1.4. Set lower and install upper oil seal;

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5.2. Install blower shroud and blades;

5.3. Install coolers (if removed);

5.4. Install internal baffles “red iron”;

5.5. Reinstall and set TE lower gland seal bracket;

5.5.1. Each component must be meggered against each other and the stator frame before assembling the next component.

5.6. Install gland seal ring and upper gland seal bracket, upper bearing bracket, upper bearing;

5.6.1. Bidder must check the gland seal ring freedom of movement as the bearing bracket is torqued;

5.7. Set lower and install upper oil seal;

5.8. Pump bearing bracket joints with a non-hardening sealant; and

5.9. Support a 24-hour air test and document leaks and corrective actions.

6. Deliverables.

6.1. Bidder must submit a daily status report with progress, tests completed, findings, schedule impact, and decisions required. After the inspection services are complete, the bidder must submit an indexed report with as-found and as-left measurements, test records, acceptance criteria, NDE and robotic inspection maps and media, cooler tube and air test results, photographs, calibration records, exceptions, authorized repairs that were performed, and recommended follow-up.

ARTICLE 7 - CONTRACT

SERVICES CONTRACT

CONTRACT NUMBER 26-283

TABLE OF CONTENTS

RECITALS

CONTRACT

1. Defined Terms

2. Purpose

3. Term

4. Purchasing and Payment

5. Monitoring and Evaluation

6. Warranty

7. Platte River Property; Work for Hire

8. Independent Contractor

9. Indemnification

10. Miscellaneous ATTACHMENT A Scope of Services ........................................................................................ A-1 ATTACHMENT B Sample Purchase Order .............................................................................. B-1 ATTACHMENT C Insurance Requirements .............................................................................. C-1 ATTACHMENT D Notice Requirements ................................................................................... D-1 ATTACHMENT E Anti-Harassment Letter ................................................................................ E-1 ATTACHMENT F Confidential Information ............................................................................... F-1 ATTACHMENT G On-Site Work ............................................................................................... G-1 ATTACHMENT H Drawings, Specifications and Manuals ........................................................ H-1 ATTACHMENT I Outage Work ................................................................................................... I-1 ATTACHMENT J Artificial Intelligence ....................................................................................... J-1 ATTACHMENT K Authorized Unescorted Physical Access Requirements .............................. K-1 ATTACHMENT L NOT USED .................................................................................................... L-1 ATTACHMENT M NOT USED .................................................................................................. M-1

ATTACHMENT N PERFORMANCE BOND FORM…………………………………………..……N-1

ATTACHMENT O UNCONDITIONAL WAIVER AND RELEASE UPON FINAL PAYMENT.….O-1

Services Contract Unit 1 generator rotor-in inspection Contract Number 26-283 Page 1 of 8 Revision 2 – May 7, 2025

SERVICES CONTRACT

This contract (“Contract”), effective (the “Effective Date”), is between PLATTE RIVER POWER AUTHORITY, a political subdivision of the state of Colorado located at 2000 East Horsetooth Road, Fort Collins, Colorado 80525 (“Platte River”), and [VENDOR NAME] located at [VENDOR ADDRESS] (“Vendor,” which includes all Vendor employees, contractors, subcontractors, and agents). Vendor and Platte River may be referred to individually as a “Party” and together as the “Parties.”

RECITALS

A. Platte River was formed by agreement of its owner communities of Estes Park, Fort Collins, Longmont and Loveland, to provide electric generation and transmission services to its owner communities.

B. Platte River must retain a vendor to perform a rotor-in inspection of Unit 1 during Platte River’s 2027 fall outage (“Services”).

C. Vendor wishes to provide Services that Platte River may request under this Contract as described in the Scope of Services at Attachment A and any accompanying Purchase Orders.

THE PARTIES AGREE:

CONTRACT

1. Defined Terms.

“Contract” has the meaning given in the preamble.

“Authorized Representative” means a specific individual with legal authority to bind a Party by approving and signing this Contract and any Purchase Orders as applicable.

“Confidential Information” has the meaning given in Attachment F.

“Effective Date” has the meaning given in the preamble.

“Party” and “Parties” have the meanings given in the preamble.

“Purchase” means a specific set of Services that, with the agreement of the Authorized Representatives of Vendor and Platte River, Vendor provides to Platte River according to the terms of this Contract and an approved Purchase Order.

“Purchase Order” means a written instrument that (a) Platte River has issued under this Contract, and (b) has been approved by the Authorized Representatives of both Parties. An example Purchase Order is provided as Attachment B.

“Rate Schedule” means a list of hourly rates for Vendor personnel to provide Services, as included in Attachment A (if applicable).

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“Scope of Services” means Attachment A of this Contract, which describes the Services, including project tasks, document review, inspections, assessments, reports, sample documents, or any other document or task that will be performed and any Products that Vendor will provide for Platte River under this Contract.

“Services” has the meaning given in Recital B.

“Vendor” has the meaning given in the preamble.

2. Purpose. This Contract establishes a set of terms and conditions to govern Platte River’s Purchase of Services from Vendor.

3. Term. The term of this Contract is from the Effective Date through December 31, 2027, unless extended by a separate written agreement or terminated by the Parties.

4. Purchasing and Payment.

4.1 Platte River’s Purchase of Services under this Contract is described in the Scope of Services at Attachment A. Vendor will invoice Platte River for the Services described in the Scope of Services and Platte River will pay Vendor within 30 days after Platte River receives and approves an invoice.

All invoices must include an invoice number, as well as the Contract number 26-283 and Purchase Order number associated with each completed Service.

Vendor must send electronic copies of all invoices to:

Platte River Power Authority Attention: Accounts Payable Email Address: platteriver-ap@prpa.org

Platte River is a government entity. Platte River is therefore exempt from taxes and no taxes may be lawfully assessed against Platte River in connection with the Services provided under this Contract.

4.2 Performance Bond. Vendor must provide a good and sufficient Performance and Payment Bond to Platte River in the amount equal to 100% of the Contract price. The Bond must be substantially in the same form as Attachment N. The cost of the bond must be included in the Contract price. The bond must, where appropriate, comply with the requirements of C.R.S. §38-26-101 et seq. and must be executed on a form satisfactory to Platte River by a qualified corporate surety authorized to do business in the State of Colorado and acceptable as surety to Platte River. A copy of the “Power of Attorney,” certified to include the date of the bond, must be filed with the bond.

4.3 “Final Acceptance” means Platte River’s written acceptance of all Services performed under this Contract. After Final Acceptance of the Services by Platte River, Vendor may apply for final payment. Platte River will not accept the application for final payment until it receives the Unconditional Waiver and Release Upon Final Payment

Contract Number 26-283 Page 3 of 8 Revision 2 – May 7, 2025 form set forth in Attachment O. Vendor’s application for final payment constitutes an additional representation by Vendor to Platte River that all conditions precedent to Vendor’s entitlement to final payment have been fulfilled.

5. Monitoring and Evaluation. Platte River reserves the right to monitor and evaluate Vendor’s progress and performance under this Contract. Vendor will cooperate with Platte River in this monitoring and evaluation.

6. Warranty. Vendor warrants that the Services provided will be as specified in the applicable Scope of Services and Purchase Order performed in a competent and professional manner consistent with industry standards and free from defects in workmanship and materials. The Services will be warranted for 12 months after completion.

Should Platte River notify Vendor within the 12-month warranty period that the Services fail to meet the provisions of this warranty, Vendor will promptly correct any defects at no cost to Platte River by adjustment, repair, replacement, or reperformance. The warranty period will be extended by 12 months from the completion of any adjustment, repair, replacement, or reperformance.

7. Platte River Property; Work for Hire. Any deliverables specified in this Contract (for example, reports, surveys, maps, plans, drawings, photographs, and any other tangible materials produced by Vendor under this Contract) are Platte River property. Deliverables will constitute “Work for Hire” under United States copyright law.

8. Independent Contractor. Vendor is an independent contractor and not an employee or agent of Platte River. No Vendor employee, agent, or subcontractor is entitled to workers’ compensation benefits from Platte River. Vendor is solely responsible for paying any federal and state income or other taxes on money received under this Contract.

9. Indemnification. Vendor agrees to indemnify, defend, and hold harmless Platte River and its directors, officers, employees, and agents from all liability, loss, costs, charges, obligations, expenses, attorneys’ fees, litigation, judgments, damages, claims, or other demands of any kind (collectively, “Damages”) from any third party arising from any negligent act or omission, other tortious conduct, or willful misconduct of Vendor or its directors, officers, employees, or agents, in connection with this Contract.

Vendor warrants that Services provided under this Contract, and Platte River’s use of them, will not infringe any patent or invention, copyright, trade secret, or other proprietary right.

Vendor agrees to indemnify, defend, and hold harmless Platte River and its directors, officers, employees, and agents from all Damages arising out of any claims of patent or other intellectual property infringement, in part or in whole, for Platte River’s use, sale, or purchase of Services.

10. Miscellaneous.

10.1 Equal Employment Opportunity. Platte River is an equal opportunity employer and federal contractor. The Parties agree to abide by the requirements of 41 CFR 60- 300.5(a) and 41 CFR 60-741.5(a), as applicable. Neither Platte River nor Vendor will

Contract Number 26-283 Page 4 of 8 Revision 2 – May 7, 2025 discriminate against any person because of race, color, national origin or ancestry, sex, gender identity, age, religious convictions, religious practices and observances, pregnancy, childbirth, or related medical conditions, disability, sexual orientation, status as a protected veteran or spouse or family member of a protected veteran, or any other protected status under applicable federal, state, and local laws and regulations.

To the extent not exempt, Platte River and covered Vendor will comply with Section 503 of the Rehabilitation Act, as amended; the Vietnam Era Veterans’ Readjustment Assistance Act, as amended; and the requirements of 41 CFR §§ 60 300.5(a) and 60- 741.5(a). These laws and regulations prohibit discrimination against all individuals based on their disability status and status as a protected veteran or spouse or family member of a protected veteran and require that covered prime contractors and subcontractors employ and advance in employment individuals without regard to disability status and status as a protected veteran or spouse or family member of a protected veteran. To the extent not exempt, Platte River and covered Vendor will also comply with the requirements of 29 CFR Part 471, Appendix A.

10.2 Harassment. All persons on Platte River premises are entitled to a working environment free from harassment based on race, color, religion, creed, sex, national origin, ancestry, age, sexual orientation, gender identity, or disability. Platte River does not tolerate harassment on its premises. By signing this Contract, Vendor acknowledges and agrees to comply with this policy included as Attachment E.

10.3 Time of the Essence. Time is of the essence in the performance of Services under this Contract.

10.4 Governmental Immunity Act. Nothing in this Contract waives any immunities, rights, benefits, protections, or other provisions of the Colorado Governmental Immunity Act, C.R.S. §§ 24-10-101, et seq., or of any other defenses, immunities, and limitations of liability available by law to Platte River. Platte River is subject to the Colorado Open Records Act, C.R.S. §§24-72-201 et. seq. and any information provided to Platte River may be made public if required by law.

10.5 Governing Law; Venue. This Contract is governed by the laws of the state of Colorado (exclusive of choice-of-law principles), and venue for any litigation related to this Contract will be Larimer County, Colorado.

10.6 Restriction on Assignment; Subcontracting. Vendor may not assign this Contract or delegate any of its duties or engage a subcontractor to carry out any obligations without Platte River’s prior written consent.

10.7 Severability. If a court of competent jurisdiction holds any provision of this Contract invalid or unenforceable, the other provisions of this Contract remain valid.

10.8 Headings. Headings used in this Contract are for convenience and do not affect the meaning or interpretation of this Contract.

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10.9 Integration; Priority. This Contract, including its attachments, contains the entire agreement of the Parties and supersedes all prior and contemporaneous oral and written agreements concerning its subject matter. In case of any conflict between the terms of this Contract and any related documents, the order of precedence is: (a) this Contract, (b) the Scope of Services, (c) a Platte-River issued Purchase Order, (d) any other terms Authorized Representatives of both Parties agree to in writing.

10.10 Amendment. This Contract may be amended only by a written instrument that specifically refers to this Contract and is signed by Authorized Representatives of both Parties. A Purchase Order may be amended only by a written instrument that specifically identifies (by number) the relevant Purchase Order and is acknowledged by Authorized Representatives of both Parties. No terms and conditions contained in any invoice, purchase order or similar transactional document (or posted at any website links contained in any other document) issued or transmitted by either Party may amend or supplement this Contract without the other Party’s separate written authorization.

10.11 No Partnership. This Contract does not create an agency, partnership, or joint venture relationship between Platte River and Vendor or any other party. Platte River is not responsible for the debts or obligations of Vendor or any other party.

10.12 Termination; Suspension of Services.

10.12.1 Generally. Platte River may terminate this Contract without cause if it determines termination is in Platte River’s best interest. If Platte River elects to terminate this Contract without cause, Platte River will give Vendor at least 14 days’ prior written notice of termination. Platte River may also elect at any time to suspend Services under or terminate an active Purchase Order by giving Vendor at least 14 days’ prior written notice. Suspension or early termination of a Purchase Order will not terminate the Contract unless Platte River expressly provides for Contract termination in its notice to Vendor.

10.12.2 For Cause. If Vendor fails to fulfill any obligation under this Contract in a timely and proper manner, breaches any provision of this Contract, or violates any applicable law, Platte River will have the right to terminate this Contract for cause immediately upon written notice. Vendor will be liable to Platte River for any Damages Platte River incurs due to Vendor’s breach of this Contract, and Platte River may withhold payment to Vendor until Platte River determines the exact amount of Damages due from Vendor.

10.12.3 Termination-Related Obligations. If Platte River terminates this Contract under clause 10.12.1 or 10.12.2 above (or suspends or terminates a Purchase Order), Platte River will pay Vendor for Services performed as of the termination (or suspension) date. Vendor may not perform any additional Services following notice of termination or suspension unless otherwise instructed by Platte River. Platte River will have no payment obligations or other liability to Vendor for Services performed after the termination or suspension date.

Contract Number 26-283 Page 6 of 8 Revision 2 – May 7, 2025

10.13 Platte River’s Right to Audit. If required by law or corporate compliance policies, Platte River (or its designee) may audit…