1.1 This practice is designed to help protect the health of workers where there may be occupational exposure to quartz dust.

1.2 The various actions recommended in this practice apply where occupational exposures are at, or in excess of, the limits given in 5.1.

1.3 Nothing in this practice shall be interpreted as requiring any action that violates any statute or requirement of any federal, state, or other regulatory agency.

1.4 This standard does not purport to address all of the safety problems, 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. It is the responsibility of the user to consult all material safety data sheets and labels pertaining to any hazardous materials used in this standard.