ASTM WK38605

    Work Item: ASTM WK38605 - Revision of C780 - 11 Standard Test Method for Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry

    (What is a Work Item?)

    Active Standard: C780 - 12a

    Developed by Subcommittee: C12.02 | Committee C12 | Contact Staff Manager

    1. Rationale

    Several Revisions, including: 1. New note on split tensile testing 2. Annex A4 unit usage 3. Annex A1 equipment 4. Annex A2 Test end point 5. Annex A5 revisions


    aggregate ratio; air content; compressive strength; concrete penetrometer; cone penetrometer; consistency; consistency retention; mortar; tensile strength; Aggregate ratio; Aggregate-to-cement ratio; Air content; Composition analysis; Compression testing--masonry/mortar; Cone penetration; Cone penetrometer test; Consistency; Construction materials; Field testing; Hardness tests; Laboratory--construction materials testing; Masonry mortar; Mortar aggregate ratio test method; Penetration--cement/concrete; Plain unit masonry; Plastic properties; Preconstruction evaluation; Pressure meter method; Quality control (QC); Reinforced unit masonry; Sampling masonry materials/applications; Sampling mortar and grout; Specimen preparation (general); Tensile properties/testing--masonry assemblies; Volumetric measurement; Water content;
    Citing ASTM Standards
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    Work Item Status

    Date Initiated:

    Technical Contact:
    Nicholas Lang


    C12 (12-02)

    Ballot Item Approved as C780-2012a and Pending Publication