2131.1DESCRIPTION
This Work consists of applying Calcium chloride as a surface treatment or as an admixture while grading or placing Aggregate base or surface courses.
2131.2MATERIALS
B Water Provide water meeting the water quality rules established by the State of Minnesota.
2131.3CONSTRUCTION REQUIREMENTS
Forms and the Grading and Base Manual are available on the Grading and Base Website. Unless otherwise designated test procedures are in the Grading and Base Manual . Repair Structures damaged by Contractor operations or negligence. A Surface Application Apply a uniform Layer of dry or liquid calcium chloride following the rates listed in the Grading and Base Manual. B Admixture Application Use one of the following calcium chloride application methods:
separate conveyor or metering device to add calcium chloride to the Aggregate
2131.4METHOD OF MEASUREMENT
The Engineer will measure dry calcium chloride by weight and calcium chloride solutions by volume.
2131.5BASIS OF PAYMENT
The Department will pay for the application of water used with dry calcium chloride in accordance with 2130, “Application of Water for Dust Control.” The Department will pay for the application of calcium chloride on the basis of the following schedule: Item No. Item Unit
2131.506 Calcium Chloride Type ____ gallon
9 Calcium Chloride Type ___ ton
Base Construction
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