WW THORNE EXTENSION 1 PAVING AND TRAFFIC SIGNALS WITHIN HARRIS COUNTY M.U.D. NO. 231

INVITATION TO BIDDERS Sealed Bids addressed to PCRIF North Houston Commerce Park, LLC and Cunningham Interests II, Ltd., ON BEHALF OF Harris County Municipal Utility District No. 231,** **Attention Randy Pollard, President, Board of Directors, will be received at the office of R.G. Miller Engineers, Inc./DCCM, 1080 Eldridge Parkway, Suite 600, Houston, Texas 77077, until 1 p.m. Local Time, October 29, 2026, and then publicly opened and read for “WW Thorne Extension 1 Paving and Traffic Signals Within Harris County M.U.D. No. 231 for Harris County, Texas.” In addition to the opening of sealed Bids at the address above, you may view the public opening of sealed Bids via Microsoft Teams. To join via Microsoft Teams or dial in 1-469-998-7559; Phone Conference ID: 461890054#.

Scope of Work of the Contract Documents includes the following: Reinforced Concrete Paving and Earth Sitework and Installation of Traffic Signals to Specifications Bids received after the closing time will be returned unopened. A MANDATORY pre-bid conference will be held via Microsoft Teamsor dial in 1-469-998-7559; Phone Conference ID: 361604844#, on October 20, 2026, at 10:00 a.m. Local Time. Attendance by each prospective bidder or its representative at the pre-bid conference is MANDATORY, and no Bid will be opened unless the bidder or representative was present at the pre-bid conference.

Each Bid must be accompanied by a Bid bond or a certified or cashier’s check, acceptable to the Owner, in an amount not less than two percent (2%) of the total amount Bid, as a guarantee that the successful bidder will enter into the Contract Documents and execute the Bonds on the forms provided and provide the required insurance certificates and Bonds within seven (7) days after the date Contract Documents are received by the successful bidder. If a certified or cashier’s check is provided, the successful bidder shall deliver, at the bid opening address, the original certified or cashier’s check within one (1) business day of receipt of the bid opening.

Copies of the bidding documents may be reviewed and obtained from www.CivcastUSA.com. Bidders must register on this website in order to view and/or download specifications, plans, soils report, and environmental reports for this Project. There is NO charge to view or download documents.

By submitting a Bid, bidder acknowledges and agrees that the Contract Documents may be accepted, executed or agreed to through the use of an electronic signature.

The Owner reserves the right to reject any or all Bids and to waive all defects and irregularities in bidding or bidding process except the time for submitting a Bid. The successful bidder, if any, will be the responsible bidder, which will be most advantageous and result in the best and most economical completion of the Project.

The requirements of Subchapter J, Chapter 552, Government Code, may apply to this Bid and the bidder agrees that the Contract Documents can be terminated if the bidder knowingly or intentionally fails to comply with a requirement of that subchapter.

Pre-bid meeting: October 27, 2026 at 10:00 AM (Chicago) — Microsoft Teams or dial in 1-469-998-7559; Phone Conference ID: 361604844#

Bid opening: November 3, 2026 at 1:00 PM (Chicago) — Office of R.G. Miller Engineers, Inc./DCCM, 1080 Eldridge Parkway, Suite 600, Houston, Texas 77077, — Microsoft Teams. To join via Microsoft Teams or dial in 1-469-998-7559; Phone Conference ID: 461890054#.

Questions due: October 29, 2026 at 1:00 PM (Chicago)

Bid documents (download requires a free CivCast account):

• Addendum No. 1.pdf (Addenda) — 1 pp.