- Part Number:1915
- Part Number Title:Occup. Safety and Health Standards for Shipyard Employment
- Subpart:1915 Subpart B
- Subpart Title:Confined and Enclosed Spaces and Other Dangerous Atmospheres in Shipyard Employment
- Standard Number:
- Title:Hot Work.
- GPO Source:
The employer shall ensure that hot work is not performed in or on any of the following confined and enclosed spaces and other dangerous atmospheres, boundaries of spaces or pipelines until the work area has been tested and certified by a Marine Chemist or a U.S. Coast Guard authorized person as "Safe for Hot Work":
Note to Paragraph (a)(1)(iv): For flammable liquids with flash points above 150 deg.F (65.6 deg.C), see paragraph (b) of this section.
If the concentration of flammable vapors or gases is equal to or greater than 10 percent of the lower explosive limit in the space or an adjacent space where the hot work is to be done, then the space shall be labeled "Not Safe for Hot Work" and ventilation shall be provided at volumes and flow rates sufficient to ensure that the concentration of flammable vapors or gases is below 10 percent by volume of the lower explosive limit. The warning label may be removed when the concentration of flammable vapors and gases are below 10 percent lower explosive limit.
Note to § 1915.14: See appendix A of this subpart for additional information relevant to performing hot work safely.
[59 FR 37816, July 25, 1994; 60 FR 14218, March 16, 1995; 67 FR 44541, July 3, 2002]