26-0074 Rock Salt and Transportation

The City of Sioux Falls, located in Minnehaha County, South Dakota, issued Invitation for Bid (IFB) No. 26-0074 on May 15, 2026, seeking a single contractor to provide rock salt and transportation services for municipal winter operations. The procurement requires delivery of rock salt to the City's facility at 1000 East Chambers Street, Sioux Falls, with deliveries commencing within fourteen days of purchase order receipt. Based on historical data, the City anticipates purchasing approximately 9,530 tons of salt annually, with potential to order up to 16,000 tons under the contract period running from August 1, 2026, through July 31, 2027, renewable for four additional one-year periods at the City's discretion. Material specifications require sodium chloride content of at least 95.0 percent by weight (dry basis) compliant with ASTM D632 Type 1, Grade 1, with moisture content not exceeding 3.0 percent and insoluble matter not exceeding 2.0 percent; non-compliant deliveries are subject to a 20 percent per-ton penalty. The contractor must maintain minimum delivery capabilities of 550 tons per week when the mine is not on allocation and 400 tons per week during allocation periods, with deliveries accepted via hopper bottom trucks, equivalent trucks, or side dumps Monday through Friday during extended hours from December 1 through March 31. Unit prices must remain firm for the entire contract period and include monthly fuel cost adjustments based on DOT Ultra Low Sulfur diesel pricing, with emergency orders placed between November and April subject to up to a 20 percent premium. Electronic bids must be submitted through siouxfalls.bonfirehub.com by May 28, 2026, at 2:00 p.m. Central time, with public bid opening and reading at 3:00 p.m. the same day at City Hall, 224 West 9th Street, Sioux Falls, South Dakota 57104. Award will be made within 45 days of bid opening to the lowest responsive and responsible bidder whose bid meets all requirements. The bidder must provide a letter from the salt mine guaranteeing supply availability and must submit certificates of insurance including workers' compensation, commercial general liability with minimum limits of $1,000,000 per occurrence, and automobile liability coverage before a notice to proceed is issued.

South Dakota resident bidders receive preference over bidders from other states that enforce resident preferences; however, if federal funds are involved in the procurement, the award must be made to the lowest responsive and responsible bidder without regard to state preference. The procurement documentation does not identify any set-asides for disadvantaged enterprises, women-owned businesses, or minority-owned businesses, nor does it reference incumbent vendors or current contractors. No specific budget range or award value is disclosed in the solicitation documents; pricing will be determined through competitive bidding based on the established unit prices and delivery terms submitted by responsive bidders. The City reserves the right to add additional contractors at any time and is not currently planning to obtain secondary supply sources. The City is exempt from sales taxes, and contractors must account for applicable use taxes in their bid prices. No bid guarantee is required for submission, and the City reserves the right to reject any or all bids and waive technicalities in its sole discretion.