AASHTO Designation: T 330-071 pdf free download

Standard  Method of Test for

The  Qualitative  Detection  of  Harmful Clays of the

Smectite  Group  in Aggregates Using  Methylene  Blue

AASHTO Designation: T 330-071

SCOPE

AASHTO Designation: T 330-071 pdf free download

1.1.The purpose  of this standard  is to identify  the presence   of harmful  clays  of the smectite   group (poor minus  75-µm  material)  and to provide  an indication

of the surface  activity  of the aggregate.

1.2.This standard may involve hazardous materials, operations, and equipment.

This standard does not purport to address all of the safety concerns associated with its use.

It is the responsibility of the user of this procedure  to establish appropriate safety and health practices and to determine the applicability of regulatory

limitations prior to use.

2.REFERENCED DOCUMENTS

2.1. AASHTO Standard:

  • M 231, Weighing   Devices  Used  in the Testing  of Materials

3.SUMMARY OF TEST METHOD

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