1702 - CALCIUM CHLORIDE 1700-4
1702.1 Description
This specification covers calcium chloride to be added to bases or surfaces as a stabilizer or dust palliative.
1702.2 Requirements
a. Provide calcium chloride that complies with AA SHTO M 144 with the exception that “Impurities Content” does not apply. Supply one of the types listed below:
1.Type S (Flake, pellet or granule)
a.Grade 1 (77% CaCl 2)
b.Grade 2 (90% CaCl 2)
2.Type L (Liquid) b. Base the application rate used in the Contract Documents on Type S, Grade 2 calcium chloride. Increase the rate by 20% when using Grade 1. Calculate the application rate of Type L based on the concentration of the material supplied.
1702.3 Test Methods
Sample and test according to the app licable provisions of AASHTO T 143.
1702.4 Prequalification
Not required.
1702.5 Basis of Acceptance
a. Receipt and approval of a Type D certification as specified in DIVISION 2600 . Include the concentration of CaCl 2 if certifying a Type L material. b. Satisfactory performance in the field.
Calcium Chloride in other states
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Source: Standard Specifications for State Road and Bridge Construction, 2015 Edition. Pages 794–794 of 978. View official source ↗