Road Chemicals

This solicitation seeks a statewide supplier for winter road‑maintenance chemicals – road salt, brining salt, and liquid magnesium‑chloride deicer – to be delivered across South Dakota for the 2026‑2027 season. The award will be made to the lowest responsive and responsible bidder that can meet the detailed product specifications, delivery windows, and documentation requirements. The contract includes strict quality‑control testing, penalties for late delivery, and liquidated‑damage provisions for non‑conforming material. • Magnesium‑chloride deicer must meet the Clear Roads Qualified Product List, with 28‑32 % MgCl₂, specific corrosion‑inhibitor levels, pH 6‑10, and heavy‑metal limits. • Road salt (ASTM D632 Type 1, Grade 1) and brine‑generator salt (Grade 2) must meet moisture, insoluble‑material, and gradation limits, and contain specified anti‑caking agents. • Deliveries are limited to Monday‑Friday 7 a.m.–4 p.m., with a 7‑day standard delivery window, 24‑hour delivery notice, and penalties of 5 % per day for late shipments plus $250 per undelivered load in the winter period. • Supplier must provide full documentation (bill of lading, SDS, weight ticket, test reports) with each shipment, allow on‑site sampling, and replace any rejected material at no cost to SDDOT.