Services: Aggregate testing
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Test Method Title
Total Evaporable Moisture Content of Aggregate by Drying
AASHTO T 255
Moisture content, Water content
Description of Test
The wet sample is placed in a metal container and heated in an oven until all moisture is driven off. The moisture content is defined as the ratio of the mass of water in a given mass of aggregate to the mass of the aggregate (solid particles). The result is expressed as a percentage.
Preferred Test Sample Size
Number of Test Specimens
Test Specimen Size
Typically 6kg, but depends upon the maximum aggregate size.
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