ASTM C737-02
Standard Specification for Limestone for Dusting of Coal Mines

Standard No.

ASTM C737-02

Release Date

2002

Published By

American Society for Testing and Materials (ASTM)

Status

Be replaced

Replace By

ASTM C737-08

Latest

ASTM C737-22

Scope

1.1 This specification covers limestone suitable for use as dust in coal mines to prevent coal dust explosions.

Note 18212;In coal mine operations, limestone is dusted onto coal exposures in sufficient amount so that not less than 65 % of all loose dust shall be limestone. With such a concentration of limestone, explosions cannot initiate or be propagated from nearby gas explosions. The limestone must be substantially dry in order to dust satisfactorily.

1.2 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 C737-02 history

• 2022 ASTM C737-22 Standard Specification for Limestone for Dusting of Coal Mines
• 2013 ASTM C737-13 Standard Specification for Limestone for Dusting of Coal Mines
• 2008 ASTM C737-08 Standard Specification for Limestone for Dusting of Coal Mines
• 2002 ASTM C737-02 Standard Specification for Limestone for Dusting of Coal Mines
• 1997 ASTM C737-97 Standard Specification for Limestone for Dusting of Coal Mines