This method covers the testing of aggregates to deter mine their resistance to disintegration by saturated solutions of sodium sulfate or magnesium sulfate. It furnishes information helpful in judging the soundness of aggregates subject to weather ing action, particularly when adequate information is not avail able from service records of the material exposed to actual wea thering conditions. Attention is called to the fact that test results by the use of the two salts differ considerably and care must be exercised in fixing proper limits in any specifications which may include requirements for these tests.
PS 283-1963由PK-PSQCA 发布于 1963-1-1。
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