ASTM C938 − 10 Standard Practice for Proportioning Grout Mixtures for Preplaced-Aggregate Concrete

ASTM C938 − 10 Standard Practice for Proportioning Grout Mixtures for Preplaced-Aggregate Concrete

Scope
1.1 This practice describes the laboratory procedure for selecting proportions for grout mixtures required in the production of preplaced-aggregate (PA) concrete.

1.2 The values stated in SI units are to be regarded as the standard.

The values given in parentheses are provided for information purposes only.

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

It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

ASTM C938 − 10 Standard Practice for Proportioning Grout Mixtures for Preplaced-Aggregate Concrete

Terminology
3.1 Definitions:
3.1.1 For definitions of terms used in this test method, refer to Terminologies C125 and C219.

Significance and Use
5.1 This practice provides a standard procedure for selecting proportions for mixtures of grout to be used at fluid consistency in the production of PA concrete meeting applicable criteria for strength, density, and other properties.

5.2 This practice is also useful for determining the composition of grout mixed at fluid consistency and meeting specified requirements for filling voids, cavities, and spaces in rock, foundations, and concrete structures.