Meaning and use

2.1 Capillary moisture in concrete may be detrimental to the performance of some coating systems that cannot withstand moisture on or within surface boundaries.

2.2 Use this test method before coating concrete.

ASTM D4263-18 Standard Test Method for the Determination of Moisture in Concrete by the Plastic Sheet Method

Step 1: Scope

1.1 This test method is used to show the presence of capillary water in concrete.

1.2 Values in inches to pounds shall be considered as standard values. The values given in parentheses are mathematical transformations of SI units and are for reference only and are not considered standard.

1.3 This standard is not intended to address all safety concerns, if any, associated with its use. It is the responsibility of users of this standard to establish appropriate safety, health and environmental practices and to determine the applicability of regulatory restrictions prior to use. For specific warning statements, see section 4.

1.4 This international standard is based on internationally recognized standardization principles established in the “Decision on Principles for the Development of International Standards, Guidelines and Recommendations” issued by the Committee on Technical Barriers to Trade (TBT) of the World Trade Organization.