Emergency Preparedness Plan Implementation Tier IV Diesel Generator Project Phase 1

ADDENDUM 6 HAS MOVED THE DATE AND TIME OF THE PROPOSAL OPENING

REQUEST FOR COMPETITIVE SEALED PROPOSALS (RFCSP)

Solicitation No. CO-00871

Sealed proposals are requested by the San Antonio Water System for the procurement and installation of backup power generation equipment and related site and electrical improvements at three (3) production facility sites for the Emergency Preparedness Plan Implementation Diesel Generator Project Phase 1 (the “Project), SAWS Job. 23-6009.

To view additional project information, as well as obtain the plans and specifications for this project, visit our website located at www.saws.org and click on the Business Center. Then select Bidder, Consultant, and Vendor Registration, which is located on the left-hand side of the screen. Select the Register Now button and proceed with registration.

Due to the confidential nature of this work, in order to be eligible to receive a copy of the Plans and Specifications that accompany this Request for Competitive Sealed Proposal (RFCSP), potential Respondents serving as the general contractor must submit a prequalification form Exhibit A (Respondent Prequalification form) and an executed nondisclosure agreement in the form attached hereto as Exhibit C (“Firm NDA”). Additionally, all electrical subcontractors must also submit a separate prequalification form Exhibit B and executed Firm NDA (Exhibit C) in order to directly be eligible to receive the Plans and Specifications. SAWS will evaluate and respond within two (2) business days regarding the acceptability of the prequalification form(s). SAWS will distribute the Plans and Specifications no earlier than September 17, 2025, only to those Respondents and electrical subcontractors who will meet the prequalification requirements and submit an executed Firm NDA. Prequalification forms must be submitted no later than 4:00 PM (CDT), on September 26, 2025.

The Respondents will be responsible to distribute the Plans and Specifications to their respective teams. Prequalified Respondents and all subcontractors will be responsible for maintaining the confidentiality of this project per the terms of the Firm NDA. Prior to distributing any portion of the Plans and Specifications, a fully completed Firm NDA must be obtained from all tiers of subcontractors and suppliers and provided to SAWS. SAWS will maintain a public list of those subcontractors and suppliers with Firm NDAs that will be posted to view on the SAWS website. It is recommended Respondents and all subcontractors facilitate receipt of as many of these Firm NDAs as possible in advance of SAWS distribution of the Plans and Specifications.

For difficulties downloading plans and specifications, contact the Contracting Department at 210-233-3341.

A mandatory pre-proposal meeting will be held at 1:00 P.M. (CDT) September 30, 2025, at the San Antonio Water System’s Administrative Building, 1st Floor, Conference Room CR-A170, 2800 U.S. Hwy 281 North, San Antonio, Texas 78212. Please be advised that under no circumstances shall any late or non-attendee(s) to the Mandatory Pre-Proposal Meeting and Site Visit be allowed to submit a proposal for this project. Each individual on a Respondent’s team (whether or not an employee of Respondent) who will attend the pre-submittal meeting and/or site visit must submit an “Individual NDA” (Exhibit D).

A mandatory site visit will be conducted at 8:00 AM (CDT), on October 1, 2025. Additional details are provided in Attachment A – Site Visit Procedures.

For questions regarding this solicitation, technical questions, or additional information, please contact Roxanne Lockhart, in writing via email to: Roxanne.Lockhart@saws.org or by fax to (210) 233-3348 until 10:00 AM (CDT) on October 8, 15, 2025. Answers to the questions will be posted to the website by 3:00 PM (CDT) on October 13 , 21, 2025, as a separate document or included as part of an addendum. Be advised that firms responding to this RFCSP (Respondents) are prohibited from communicating with any other SAWS staff, the Consultant, the Developer, or COSA officials regarding this RFCSP up until the contract is awarded as outlined in the Instructions to Respondents .