The City of Worcester is procuring bulk rock salt (≥ 96 % NaCl) and treated rock salt for de‑icing needs across its Department of Public Works & Parks for a one‑year period. The solicitation allows up to three vendors to share the award (primary 50 %, secondary 30 %, tertiary 20 %). Vendors must meet specific purity, size, and delivery requirements and be able to deliver within five days (or 24 hours for urgent needs). The contract is a sealed‑bid, fixed‑price procurement with no price adjustments allowed; prompt‑pay discounts are considered only if the discount period is ≥ 30 days.