Project Information

Bid Title

GREC Unit 2 to Unit 1 IPB Interconnection for Grand River Energy Center

Issuing Agency

Grand River Dam Authority

Location

Oklahoma

Published Date

Mar 13, 2026

Closing Date

Apr 1, 2026

Government Level

State & Local

Status

Closed

Ref. #

RFP 8634 (Bid Express)

Original Source

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Bid Inquiries

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Bid Documents

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Project Description

NewsRFP 8634 (Bid Express)

Jan 28, 2026

Amendment 2 to Solicitation RFP 8634 U1 U2 ISO Phase changes the following

Q&A from 11 March 2026 10:00 AM CST to 19 March 2026 12:00 PM CST. ALL QUESTIONS MUST BE PROCESSED THROUGH BID EXPRESS. NONE WILL BE ACCEPTED THROUGH EMAIL, FAX, PHONE, OR TEXT SINCE THIS IS A SEALED BID PROCESS.

Bid Due date from 18 March 2026 8:00 AM CST to 1 Apr 2026 2:00 PM CST. ALL BIDS MUST BE PROCESSED THROUGH BID EXPRESS. NONE WILL BE ACCEPTED THROUGH EMAIL, FAX, PHONE, OR TEXT SINCE THIS IS A SEALED BID PROCESS.

You must register with Bid Express to view the RFP Packet. It costs $50.00 to upload a proposal.

No other changes at this time.

Amendment 1 to Solicitation RFP 8634 U1 U2 ISO Phase changes the following

A new Non-Mandatory Site Visit is being added for 5 March 2026 1:00 PM CST. LOCATION: Grand River Energy Center – TSE Building – 8142 Hwy 412B Chouteau, OK 74337. Please procced to check in at South Gate Entrance. Procurement Officer will meet attendees at the South Gate Entrance and

escort attendees to the TSE Building. Please wear appropriate PPE i.e. FR clothing, Safety Toe Shoes, Ear Protection, and Hard Hats. A Sign In Sheet will be provided and Required. Please respond that you will be or your company will be sending someone to attend.

Q&A from 10 February 2026 10:00 AM CST to 11 March 2026 12:00 PMCST. ALL QUESTIONS MUST BE PROCESSED THROUGH BID EXPRESS. NONE WILL BE ACCEPTED THROUGH EMAIL, FAX, PHONE, OR TEXT SINCE THIS IS A SEALED BID PROCESS.

Bid Due date from 16 February 2026 8:00 AM CST to 18 March 2026 2:00 PM CST. ALL BIDS MUST BE PROCESSED THROUGH BID EXPRESS. NONE WILL BE ACCEPTED THROUGH EMAIL, FAX, PHONE, OR TEXT SINCE THIS IS A SEALED BID PROCESS.

You must register with Bid Express to view the RFP Packet. It costs $50.00 to upload a proposal.

No other changes at this time.

Amendment 1 to Solicitation RFP 8634

The Bid Submission Deadline is February 16, 2026 at 8:00am Central Time.

The Question Submission Deadline is February 10, 2026 at 10:00am Central Time.

Please visit https://www.bidexpress.com to view the solicitation documents, ask questions and submit a bid.

Bid Opening will take place on the Bid Express website. There will NOT be a Public Opening.

***PLEASE NOTE***

There will be a Non-Mandatory Pre-Bid Meeting/Site Visit on Thursday, February 5, 2026, 12:00pm Central Time—LOCATION: Grand River Energy Center – TSE Building – 8142 Hwy 412B Chouteau, OK 74337. Please procced to check in at South Gate Entrance. Procurement Officer will meet attendees at the South Gate Entrance and escort attendees to the TSE Building. Please wear appropriate PPE i.e. FR clothing, Safety Toe Shoes, Ear Protection, and Hard Hats. A Sign In Sheet will be provided and Required.

Questions can be submitted within the RFP at the Bid Express website until February 10, 2026 at 10:00am Central Time. Questions will NOT be answered via phone, mail, fax, or email.

This is a Sealed Bid Process. All Quotes/Proposals MUST be submitted through Bid Express. Go to https://www.bidexpress.com and look for either GRDA or Grand River Dam Authority Solicitations and RFP 8634. You MUST be registered with Bid Express to view the RFP. There is a $50.00 fee to upload your Quote/Proposal. NO Bids/Proposals will be accepted via Phone, Mail, Fax, or Email

Attachment Preview

Grand River Dam Authority

Clarification or Amendment of

Solicitation

Date of Issuance: 13 February 2026

Purchase Request No. 8634

1Solicitation No. RFP 8634

Clarification or Amendment No. 1

Solicitation due date and hours of offers is changed:

See Below in

Description of

No

Yes, to: Amendment

CST/CDT

This document shall serve as official notice of 2Clarification or 3Amendment to the Solicitation identified above. Such notice is

being provided to all vendors to which the original solicitation was sent. When a change(s) made to the solicitation materially

impact a priced offer by vendors, vendors are to ensure that priced offer is accurate and reflects a change(s) identified in the

amendment.

ISSUED BY:

Grand River Dam Authority

Purchasing Unit

PO Box 669

Chouteau, OK 74337

Eric Pipkin

Contracting and Acquisitions Agent

918-824-7576

Phone Number

eric.pipkin@grda.com

E-Mail Address

Description of Amendment or Clarification:

a. This is to incorporate the following (this box expands based on size of text):

Amendment 1 to Solicitation RFP 8634 U1 U2 ISO Phase changes the following

A new Non-Mandatory Site Visit is being added for 5 March 2026 1:00 PM CST. LOCATION: Grand River

Energy Center – TSE Building – 8142 Hwy 412B Chouteau, OK 74337. Please procced to check in at

South Gate Entrance. Procurement Officer will meet attendees at the South Gate Entrance and

escort attendees to the TSE Building. Please wear appropriate PPE i.e. FR clothing, Safety Toe Shoes,

Ear Protection, and Hard Hats. A Sign In Sheet will be provided and Required. Please respond that you

will be or your company will be sending someone to attend.

Q&A from 10 February 2026 10:00 AM CST to 11 March 2026 12:00 PMCST. ALL QUESTIONS MUST BE

PROCESSED THROUGH BID EXPRESS. NONE WILL BE ACCEPTED THROUGH EMAIL, FAX, PHONE,

OR TEXT SINCE THIS IS A SEALED BID PROCESS.

Bid Due date from 16 February 2026 8:00 AM CST to 18 March 2026 2:00 PM CST. ALL BIDS MUST BE

PROCESSED THROUGH BID EXPRESS. NONE WILL BE ACCEPTED THROUGH EMAIL, FAX, PHONE,

OR TEXT SINCE THIS IS A SEALED BID PROCESS.

1. Solicitation means a request or invitation by GRDA for a vendor to submit a priced offer to sell acquisitions to GRDA. A

solicitation may be a Request for Quote (RFQ), an Invitation to Bid (ITB), or a Request for Proposal (RFP).

2. Clarification to a solicitation means an additional explanation of all or part of a solicitation that does not change, alter,

or supplement the solicitation.

3. An amendment to a solicitation means a written change, addition, correction, or revision to a solicitation.

GRDA PURCHASING UNIT

Page 1

Grand River Dam Authority

Clarification or Amendment of

Solicitation

You must register with Bid Express to view the RFP Packet. It costs $50.00 to upload a proposal.

No other changes at this time.

b. All other terms and conditions remain unchanged.

1. Solicitation means a request or invitation by GRDA for a vendor to submit a priced offer to sell acquisitions to

GRDA. A solicitation may be a Request for Quote (RFQ), an Invitation to Bid (ITB), or a Request for Proposal

(RFP).

2. Clarification to a solicitation means an additional explanation of all or part of a solicitation that does not change,

alter, or supplement the solicitation.

3. An amendment to a solicitation means a written change, addition, correction, or revision to a solicitation.

GRDA PURCHASING UNIT

Page 2

Commodity Codes

• NAICS 236220Commercial and Institutional Building Construction

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