Specifications include, but are not limited to: 1 20,000 tons rock salt 2 4,000 tons treated rock salt 1. STORAGE SHEDS NORMALLY AVAILABLE HOLD APPROXIMATELY 6,000 TON. APPROXIMATE ANNUAL REQUIREMENTS ARE 24,000 TONS BUT MAY VARY DEPENDING ON WINTER CONDITIONS. 2. THE ROCK SALT SHALL CONFORM TO THE FOLLOWING REQUIREMENTS AS TO CHEMICAL COMPOSITIONS: SODIUM CHLORIDE (NaCL) MINIMUM PERCENT 96%. 3. THE ROCK SALT SHALL CONFORM TO THE FOLLOWING REQUIREMENTS AS DETERMINED BY LABORATORY SIEVE. PASSING ½” SIEVE (MINIMUM) 100% PASSING 3/8” SIEVE 95 - 100% PASSING NO. 4 (4760 – MICRON SIEVE) 20 - 90% PASSING NO. 8 (2380 – MICRON SIEVE) 10 - 60% PASSING NO. 30 (590 MICRON SIEVE) 0 - 10% 4. THE ROCK SALT TO BE DELIVERED IN TRAILER DUMPS (32 C.Y.)