Wastewater System Improvements Stuttgart National Aquaculture Center

United States Department of Agriculture Agricultural Research Service STATEMENT OF WORK Wasterwater System Improvements Stuttgart National Aquaculture Center (SNARC) 2955 Highway 130 E Stuttgart, AR 72160 Prepared by Joel Ledbetter May 4, 2026 -- 1 of 19 -- Statement of Work USDA, Agricultural Research Service Project Description: The USDA ARS SNARC needs wastewater discharge modifications to better comply with new NPDES requirements while still meeting the operations needs of the facility. The project will consist of all work and materials to complete Harbor Environmental-Harbor Project Number L8247738 (appendix A). All work must be done in compliance with ADEQ State Construction Permit Number AR0049352C (appendix B). There shall be no deviation from the permitted plans and specifications unless the revisions have been submitted for review and written approval is received. Summary of services: The contractor will be responsible for providing all necessary equipment, materials, supplies, tools, transportation, unloading, and handling required for the proper installation and completion of this project. The contractor will be responsible for the proper disposal of all the waste generated during their work. The contractor will be responsible for developing a site safety plan and compliance with all applicable OSHA and EPA standards. The contactor will compile and supply to the Contracting Officer Representative an Operations and Maintenance (O&M) Manual for all equipment installed. The proposal will be presented in MS Word format, and the cost breakdown/analysis will be presented in MS Excel. All work must meet ARS 242.1M “ARS Facilities Design Standards” for the defined scope of this project in addition to meeting all Local, State and Federal codes, and latest IBC codes. The document may be found at https://www.afm.ars.usda.gov/ppweb/pdf/242-01m.pdf. Project Objectives The construction will include installation of a new outfall (Outfall 002), replacement of the tablet chlorinator with a new tablet chlorinator, installation of a tablet dechlorinator, re-routing piping to remove process wastewater from the wastestream (for recycling), and associated pumps and piping. The contractor will provide and install the following elements: 1. Removal of existing chlorination station, reaction chamber and piping from sand filter outlet. 2. Installation of new piping from sand filter and connection to new chlorine disinfection system 3. Installation of new dichlorination system 4. Installation of new electromagnetic flow meter 5. Installation of sump sewage package 6. Installation of up to 200 feet of in-ground electrical service 7. Installation of piping to discharge point 8. Removal of old discharge piping to sewer sump. 9. Backfilling all disturbed ground to final grade -- 2 of 19 -- Statement of Work USDA, Agricultural Research Service Site Visit Contractors are encouraged to visit the site and be escorted by a government representative to confirm locations, dimensions, and conditions of the project before a bid is submitted. The site visit shall be for the purpose of observing first-hand any conditions relevant to the completion of this project. No consideration will be given to claims based on lack of knowledge of existing conditions, except where Contract Documents make definite provisions for adjustment in cost or extension due to existing conditions not readily foreseeable. Contractor must be registered in System for Award Management, (SAM), prior to submitting a bid. Registration can be completed at www.sam.gov/portal/public/SAM Utilization of Bio-Based Products The contractor shall utilize products and material based from bio- based materials as applicable, (e.g. bio- based greases; bio-based hydraulic fluids, bio-based absorbents), to the maximum extent possible without jeopardizing the intended end use of detracting from the overall quality delivered to the end user. All supplies and materials shall be of a type and quality that conform to the applicable Federal Specifications and Standards. All supplies and materials to be used in the performance of work described herein are subject to the approval of the Contracting Officer. Products can be found at: www.biopreferred.gov Safety The contractor will submit a Site Safety Specific Plan/Accident Prevention Plan in industry recognizable format to the Contracting Officer within 14 days of contract award. Contractor shall furnish a Site- Specific Safety Plan (SSSP) and the Government shall review the SSSP prior to the start any construction activities. SSSP shall be in typically accepted industry format. Base Bid Contractor shall perform the work as specified in the Statement of Work. All proposals shall be in unlocked MS Word format and all cost proposals shall be detailed and presented in unlocked MS Excel format with formulas working. Contractor Responsibilities The project has a base bid to be performed per the following specifications: 1. The Contractor will verify all dimensions and existing site conditions prior to beginning work. No deviation from Harbor Project Number L8247738 is permitted without approval from the Arkansas Department of Health as outlined in approval letter dated October 16, 2025, attached (appendix C). 2. The Contractor shall keep work areas clean daily and take measures to control debris while work is being performed. -- 3 of 19 -- Statement of Work USDA, Agricultural Research Service 3. The Contractor is required to manage the project and consult with the Government prior to beginning all work phases. 4. The Contractor shall perform work in a manner that minimizes the impact of the work on Government operations, research, and functions. 5. The contactor will ensure all work is performed in such a manner as to not adversely affect daily operations of the facility and its workers. 6. The Contractor will provide daily reports of work performed to the COR. 7. The contractor shall remove and dispose of all construct…