scope:

This standard addresses the size reduction of sulfur and the handling of sulfur in any form.

This standard shall not apply to the mining of sulfur, recovery of sulfur from process streams, or transportation of sulfur.

This standard shall not apply to the recovery of sulfur from process streams, such as sour gas processing or oil refinery operations, and all its encompassed processes and operations, which include block melting, degassing, and forming.

The owner/operator shall be responsible for implementing the requirements in this standard.

This standard shall be used in conjunction with the requirements of NFPA 654. Where conflicts exist, the requirements of NFPA 655 shall apply.

Purpose. The purpose of this standard shall be to provide requirements to eliminate or reduce the hazards of explosion and fire inherent in the processing and handling of sulfur.