HCMUD No. 81 Cinco Regional WWTP Access Road Bridge Wingwall Rehabilitation

INVITATION TO BIDDERS Sealed bids, in duplicate, addressed to Board of Directors, Harris County Municipal Utility District No. 81 , will be received at the office of BGE, Inc., 10777 Westheimer, Suite 500; Houston, Texas, 77042 (Phone: 281-558-8700) OR electronically through www.civcastusa.com , until 2:30 PM Local Time , Tuesday, October 6, 2026 , at which time all bids will be opened and publicly read at the office of BGE, Inc. and through Microsoft Teams . The Call-in number is (832) 680-2579 and the Conference ID is 162 789 413# for the furnishing of all material, equipment, labor and supervision necessary or incidental to “Construction of Cinco Regional Wastewater Treatment Plant Access Road Bridge Wingwall Rehabilitation for Harris County MUD No. 81, Harris County, Texas.” Scope of Project: The construction activities include but are not limited to the removal of the fractured concrete wingwall and replacement with a new wingwall structure. The contractor is to saw cut the existing wingwall, remove and dispose of concrete, excavate eroded soil and place temporary shoring. The installation of the proposed concrete wingwall will include forming concrete structure, raising settled portion of wingwall, repair of cracked areas, replacing pipe supports as directed by engineer and repair of guardrail. Site restoration to include solid sod strips and hydromulching. Contractor will be responsible for care and control of water and storm water pollution prevention during construction activities. Contractor will also be responsible for submitting a Trench Safety Plan prepared and sealed by an engineer licensed by the State of Texas. Bids received after closing time will be returned unopened. A non-mandatory pre-bid conference will be held on Tuesday, September 29, 2026 , at 2:30 PM Local Time , remotely through Microsoft Teams . To join via Microsoft Teams the Call-in number is (832) 680-2579 and the Conference ID is 585 962 564# . Plans, specifications and bid documents are available at www.civcastusa.com , search: 13291-00(P) . A Bidder submitting Electronic Bids must submit its Bid and bid securities in compliance with Owner’s Order Adopting Section 49.2731 Electronic Bidding Rules and all Bids and bid securities must be submitted through www.civcastusa.com . 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 in accordance with Owner’s Electronic Signature Rules for Construction Contracts. A cashier’s check or bid bond in the amount of 2% of the total bid amount must accompany each bid. The successful bidder will be required to provide performance, payment and maintenance bonds for the full amount of the contract. The Owner reserves the right to reject any or all bids.

Owner: Harris County MUD No. 81 · Advertised by: BGE, Inc. · Project number: 13291-00(P) · Location: Harris County, TX

Bids are due Tuesday, October 6, 2026 at 2:30 PM CDT, BGE, Inc., 10777 Westheimer, Suite 500; Houston, Texas, 77042 (Phone: 281-558-8700).

OR electronically through www.civcastusa.com

A pre-bid meeting is set for Tuesday, September 29, 2026 at 2:30 PM CDT.

Pre-Bid is non-mandatory.

Questions close Thursday, October 1, 2026 at 2:30 PM CDT.

Contractor is required to submit TEC Form 1295 (Certificate of Interested Parties) with their bid. If plans, specifications and bid documents are not initially available for download, they will be available for review at the office of the Engineer. The Front Office and Receptionist Desk are located on the 5th floor (Suite 500).

The plans, specifications and any addenda are posted on CIVCAST at https://app.civcast.com/bid-opportunities/projects/6aa809fb961fe3798ed24bb2, where bidders also register as plan holders.