Y--KNRI 257081 - Knife River Indian Village National Historic Site - Elbee Bend Bank Stabilization

The Knife River Indian Village National Historic Site - Elbee Bend Bank Stabilization contract, identified by solicitation number 140P2026R0086, is a competitive negotiated request for proposal issued by the Department of the Interior through the DSC Contracting Services Division, with the National Park Service as the executing agency. The project involves comprehensive riverbank stabilization at the historic site, requiring the contractor to deliver all labor, materials, equipment, and services to execute earthwork operations, riprap and bedding, clearing and grubbing, topsoil application, seeding, and associated construction surveying and staking. This work must comply with strict archaeological protection, historic preservation, and safety protocols outlined in the specifications, and is governed by a detailed set of technical documents including specifications, geological investigations, geotechnical recommendations, permit conditions, and construction plans totaling over 500 pages. The project is classified under NAICS code 237990 and requires strict adherence to environmental sustainability standards, including use of recycled materials such as industrial paperboard and carrier board with minimum post-consumer content, preference for minimal and recyclable packaging per ASTM D5834, and coordination of deliveries to minimize on-site storage and prevent damage or deterioration. The contract includes a base bid with three lump sum line items covering mobilization/demobilization, embankment stabilization, and site restoration, plus two optional bid alternates for topsoil/erosion control and temporary access infrastructure, allowing funding flexibility. The estimated completion date is June 12, 2026, with performance required to be completed within 365 days of notice to proceed, subject to liquidated damages for delays and provisions for suspension of work and time extensions. Proposals must be submitted electronically no later than August 6, 2026, in two separate volumes: Volume I covering technical aspects including approach, schedule, project experience, key personnel credentials, management practices, and past performance, each organized under specific factor headings for evaluation; and Volume II containing pricing data, SF-1442 forms, and business certifications. Evaluation uses a best value continuum tradeoff process where technical and management factors carry equal weight and are approximately equally important to price. Offerors must be registered in SAM with a valid UEI, submit required representations and certifications, and demonstrate small business participation, with small businesses receiving maximum credit for this factor. Key personnel including a project manager, safety manager, and quality control manager are