3910Rock Salt

MN · 2025 Standard Specifications✓ Full text on BuildSpecBook pages 1079–0 Save this section

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3910.1SCOPE

Provide rock salt for use as a deicer for Road construction and maintenance purposes.

3910.2REQUIREMENTS

Provide rock salt meeting the following requirements at the time of delivery:

(1)ASTM D632, Standard Specification for Sodium Chloride, for Type 1, Grade 1 Material

(2)Free of lumps, aggregations, and foreign matter

(3)With no greater than 1.5 percent moisture content

3910.3SAMPLING AND TESTING

The Engineer may sample and inspect the rock salt at the supplier’s unloading and storage facilities or at the point of delivery. The Engineer, in conjunction with the Materials Engineer, will perform the following:

(1)Sampling meeting the requirements of ASTM D632, Standard Specification for Sodium

Chloride, as modified by the Laboratory Manual

(2)Moisture testing in accordance with the Laboratory Manual

(3)Sieve analysis meeting the requirements of ASTM C136, Standard Test for Sieve Analysis

of Fine and Coarse Aggregates, for Sieve analysis of fine and coarse Aggregate, as modified by the Laboratory Manual

(4)Chemical analysis for determination of sodium chloride content meeting the

requirements of the Rapid Test Method for Sodium Chloride by Silver Nitrate Potentiometric Titration or the Reference Method for Chemical Analysis of Sodium Chloride as modified by the Laboratory Manual

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Source: Minnesota Standard Specifications for Construction, 2025 Edition. Pages 1079–0 of 1,081. View official source ↗

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