Concrete Sinkers for Buoy Tenders

The document 70Z08426QWOPL0002 is a Sources Sought Response questionnaire for companies interested in fabricating and delivering concrete sinkers for U.S.C.G. Buoy Tenders. It requests detailed company information including contact details, unique identification numbers (formerly DUNS), CAGE Code, and SAM registration status. Companies must indicate their size status under NAICS Code 327331 (Concrete Block and Brick Manufacturing) and specify their experience in fabricating 1,000 lb., 1,500 lb., and 2,000 lb. concrete sinkers. The questionnaire also asks for up to three relevant contracts performed within the last five years and inquires about the competitiveness of those contracts. Companies are asked to indicate their interest in providing sinkers for specific geographical areas within the Ohio River Valley, Upper Mississippi Valley, and Lower Mississippi River Valley. Finally, it asks about the likelihood of submitting an offer for a resulting solicitation. Responses are due by December 19, 2025, via email to james.c.kanash@uscg.mil and jeffrey.d.haycox@uscg.mil.

This document outlines the specifications for fabricating and delivering 1,000lb, 1,500lb, and 2,000lb concrete sinkers for United States Coast Guard River Tender boats. These sinkers serve as mooring anchors for buoys in river systems. The scope includes furnishing all labor, materials, transportation, and equipment. Key requirements specify environmentally safe releasing agents, adherence to USCG Drawing Number 121206 for dimensions, and cured sinkers within -3% or +10% of design weight. Concrete must be ready-mix with a minimum compressive strength of 3000 psi at 28 days and weigh at least 140 pounds per bulk cubic foot. Materials must conform to ASTM standards (C 150, C 33), with slump between 2 and 5 inches (ASTM C 143). Workmanship, placement, and curing must follow ACI 318, with a minimum three-day curing period before moving. Lifting eyes, made from 1-inch diameter ASTM A36/A 36M steel, must be shaped and positioned as per drawings. Deliveries are required Monday through Friday, 8 A.M. to 1 P.M., to addresses on Attachment 7, with 48-hour prior notification to the Officer-in-Charge. On-site pouring is prohibited. A delivery schedule mandates 20% completion every 30 days, reaching 100% within 150 days of award notice, with a special schedule for orders of 200 sinkers or less. Packaging and marking must comply with FAR Clause 52.247-35.

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The Coast Guard Shore Director of Operational Logistics Command (LOG-95) has issued a Sources Sought Notice (70Z8426QWOPL0002) to identify capable sources for fabricating and delivering 1,000 lb., 1,500 lb., and 2,000 lb. concrete sinkers for U.S. Coast Guard Buoy Tenders across the Midwest. The requirement is divided into three geographical areas: Ohio River Valley, Upper Mississippi Valley, and Lower Mississippi River Valley, with historical ordering data indicating substantial demand in each. The USCG anticipates awarding up to three single awards, one per area, for a base year plus four option years, starting around June 10, 2026. The applicable NAICS code is 327331 (Concrete Block and Brick Manufacturing) with a 500-employee small business size standard. A small business set-aside determination will be made based on responses to this notice. Interested parties must complete and submit a questionnaire via email by December 19, 2025, at 3:00 p.m. EST. This is a market research notice, not a request for proposal, and does not obligate the government.