ASTM WK45517

    Revision of C138 / C138M - 13a Standard Test Method for Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete

    (What is a Work Item?)

    Active Standard: C138 / C138M - 14

    Developed by Subcommittee: C09.60 | Committee C09 | Contact Staff Manager


    1. Rationale

    The purpose of the proposed revision is to provide clarification concerning determining the tare mass of the measure.


    air content; cement content; concrete; relative yield; unit weight; yield;
    Citing ASTM Standards
    Back to Top
    Work Item Status

    Date Initiated:

    Technical Contact:
    Michael Kesselmayer

    Draft Under Development