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Full Description

1.1 This specification covers the minimum requirements for the methods of application and finishing of gypsum board, including related items and accessories.

1.2 Details of construction for a specific assembly to achieve the required fire resistance shall be obtained from reports of fire-resistance tests, engineering evaluations, or listings from recognized fire testing laboratories.

1.2.1 Where this specification is more stringent (size or thickness of framing: size and spacing of fasteners) than the fire-rated construction, this specification shall govern.

1.3 Where sound control is required for a gypsum board assembly, details of construction shall be in accordance with reports of acoustical tests of assemblies that have met the required acoustical values.

1.4 Unheated spaces above gypsum board ceilings shall be properly ventilated (see Appendix X2).

1.5 The various application systems are located in the following sections:

The values stated in inch-pound units are to be regarded as the standard. The SI (metric) values given in parentheses are approximate and are provided for information purposes only.

1.6 The text of this specification references notes and footnotes which provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the specification.

1.7 The following precautionary caveat pertains only to Sections 6-24. 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.

1.7.1 For specific precautionary statements, see 4.1.1, 4.1.2, and 22.5.

 

Document History

  1. ASTM C840-13


    Standard Specification for Application and Finishing of Gypsum Board

    • Most Recent
  2. ASTM C840-11


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  3. ASTM C840-08

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    viewing


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  4. ASTM C840-07


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  5. ASTM C840-06


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  6. ASTM C840-05


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  7. ASTM C840-04a


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  8. ASTM C840-04


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  9. ASTM C840-03


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  10. ASTM C840-02


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  11. ASTM C840-01


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version
  12. ASTM C840-00


    Standard Specification for Application and Finishing of Gypsum Board

    • Historical Version