Meet the requirements of AASHTO M 144. Unless provided otherwise in the contract documents, at the Contractor's option, the calcium chloride may be furnished in either solid or liquid form.
Furnish as a flake, pellet, or other granular calcium chloride containing no less than 77% calcium chloride.
Furnish as a water solution of calcium chloride containing no less than 32% calcium chloride.
Comply with requirements of AASHTO M 143. Comply with Iowa DOT Materials Laboratory Test Method No. 801 for sampling and testing.