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Lab Services: Aggregate testing

Lab Services: Aggregate testing

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Test Method Title

Total Evaporable Moisture Content of Aggregate by Drying

Reference Number

AASHTO T 255

Material

Aggregate

Test Property

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

1

Test Specimen Size

Typically 6kg, but depends upon the maximum aggregate size.

Keywords

Moisture, water,

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