Biosolids Sludge Dryer Alternative Building Construction

Note: Time for site visited has been corrected to 10AM Arizona Time. -------------------------------------------------------------------------------------- The USIBWC is issuing a Solicitation (negotiated) for the design and construction (design-build) of the Sludge Dryer Building within the USIBWC’s Nogales International Wastewater Treatment Plant Project, in Rio Rico, Santa Cruz County, Arizona. This new building shall house the sludge dryer purchased for the plant. Description of the Work: Work as noted in the SOW: The project includes: Design and construction of a new building to accommodate the sludge dryer system and associated equipment. Demolition of the existing belt filter presses and related polymer system components (excluding concrete foundations, overhead structure, and electrical motor control centers). Relocation of an existing three-sided metal structure. All associated site work, utilities, permitting, and commissioning to deliver a fully operational, code-compliant, and ready-to-use facility. The final product shall be a fully commissioned, turn-key building with all required utilities (water, sanitary sewer, communications, electrical, fire protection, etc.) and site improvements, ready for immediate use upon completion. 2. Project Location Nogales International Wastewater Treatment Plant Santa Cruz County, Arizona (31°26'56.58"N, 110°57'49.33"W) 3. Procurement Approach Type: Design-Build (DB) Contract Structure: Firm Fixed Price

Period of Performance: 365 calendar days after Notice to Proceed (NTP) Set-Aside: The Government anticipates a small business set-aside, subject to market research results. 4.

Scope of Work Highlights Phase 1: Design Site investigation, surveying, geotechnical investigations, and design development. Preparation of construction documents, technical specifications, and all required reports. Coordination with stakeholders and regulatory agencies. Phase 2: Construction Site preparation, demolition, and relocation activities. Construction of the new sludge dryer building and installation of all required systems. Quality control testing, commissioning, and project closeout. Compliance: All work must comply with federal, state, and local codes, including NEPA, OSHA, ADA/ABAAS, and applicable environmental and safety regulations. The contractor is responsible for all required permits and coordination with utility providers. 5. Submission

Requirements (When Solicitation is Issued) Interested offerors will be required to submit: Qualifications and relevant experience with similar design-build projects. Technical approach and project management plan. Past performance information. Price proposal. NDA for Site visit 6. Anticipated Timeline Solicitation Release: 16, 2026 Site Visit: July 24, 2026 at 10 AM Local. An NDA is required.

Questions due: July 29, 2026 at 3 PM MDT. Proposal Due Date: August 14, 2026 at 3PM MDT. 7. Additional Information This notice is a request for proposals. The solicitation, specifications, and drawings will be made available on SAM.gov. Magnitude is between $1 million and $5 million. All interested parties are encouraged to monitor SAM.gov for updates.

Questions regarding this notice may be submitted via email to the