Scope: Solid snow and ice control materials without corrosion inhibitors shall conform to the following additional requirements. Sampling examining and testing shall be done according to ASTM D345 and E449 unless stated otherwise. 1. Granulated Industrial Bulk Salt a. Sodium chloride shall conform to the requirements of AASHTO M143, Type II b. Moisture content shall not exceed 2.0 percent. The material shall meet the gradation requirements listed below: PERCENT PARTICLE SIZE DISTRIBUTION (SCREENS) OPENING INCHES OPENING MICRONS % RETAINED Sieve - #30 Mesh Retained 0.0232 590 <=5 Sieve - #40 Mesh Retained 0.0165 420 <=30 Sieve - #50 Mesh Retained 0.0117 300 <=50 Sieve - #70 Mesh Retained 0.0083 210 <=10 Sieve - Retained on Pan - - <5 c. The sodium chloride will be tested according to Virginia Test Method VTM-28 and shall not be less than 95.0 percent sodium chloride. d. Samples of shipment of material will be taken at the final destination at the rate of approximately one composite (made from 3 increment samples) sample per 5,000 tons. If shipment is less than 5,000 tons only one composite sample is required. e. Shipping or delivery tickets shall indicate that the sodium chloride has been shipped from an approved source. This certification shall be stamped on the shipping or delivery tickets and shall be signed by an authorized representative of the company. Salt shall be delivered in a clean truck bed and shall be protected during transit with a waterproofcover. f. Anticaking agent: The quantity of the agent used shall be in the range of 0.1 to 0.2 pounds per ton. Contractor shall ensure a consistent through mix of the anti-caking agent throughout the truckload.
