AML filter press

The Ohio Department of Natural Resources (ODNR), Division of Mineral Resources Management (DMRM) is seeking to procure a specialized Filter Press for the AML program, located at the Zaleski Complex in McArthur, Ohio. The procurement opportunity, posted on September 16, 2025, with a proposal due date of September 19, 2025, involves acquiring a 320 mm x 320 mm filter press designed for dewatering pigment sludge from 3% to 30% solids. The equipment specifications include a 6-chamber configuration, overall dimensions of 69"L x 31"W x 32"H, an empty weight of 520 pounds, and a filtration area of 8 sq. ft. The filter press must feature a manual pump hydraulic closure, polypropylene filter plates with EPDM gaskets, and a sidebar frame constructed of ASTM A36 carbon steel with 304SS side rail caps. Additional required features include a dual air blow/even fill/cake wash manifold made of Schedule 80 PVC, an air-operated diaphragm feed pump, and a UV-resistant aliphatic acrylic polyurethane coating in RAL-5017 Traffic Blue.

While specific set-aside designations are not explicitly detailed in the provided documentation, the procurement is governed by the State of Ohio's Standard Terms and Conditions, which likely include provisions for potential disadvantaged enterprise participation. The contract appears to be focused on Ashland County, with the equipment intended for use in a mine drainage treatment plant and iron pigment facility. The State of Ohio's standard contract documentation includes comprehensive requirements for contractor conduct, including mandatory information security aligned with NIST standards, background investigations, and specific provisions regarding artificial intelligence use. Though an exact award value is not specified, the technical complexity and specialized nature of the filter press suggest a significant investment in specialized industrial equipment. Contractors responding to this opportunity must carefully review the DAS Standard Terms & Conditions document, which provides detailed guidelines on contractual obligations, performance standards, and compliance requirements for state procurement processes.