OPN 127 - Respirator Use Policy under the Cotton Dust Standard

This policy clarifies the OSH Division position on partial-shift respirator use in regards to the cotton dust standard, 29 CFR 1910.1043. 

Also reference SN 55 - Facial Hair and Respirator Use, SN 63 Requirements for Workers Who Are Actively Conducting Operations in IDLH Atmospheres, and SN 68 - Use of Non-NIOSH Approved Respirators for Voluntary Use. Additional information and resources can be found on the safety and health topic page for Respiratory Protection and Cotton Dust.