https://www.phmsa.dot.gov/rulemakings/archived-rulemakings/archived-rulemaking-specification-8bw-cylinder-acetylene-4
Archived Rulemaking: Specification 8BW Cylinder for Acetylene | PHMSA
rulemaking specificationarchivedcylinderacetylenephmsa
https://www.osha.gov/laws-regs/standardinterpretations/2003-06-24
Enforcement of manhole step specification requirements during rulemaking proceedings. |...
June 24, 2003 Mr. Brian A. Dillman G. Edwin Pidcock Co. 2451 Parkwood Drive Allentown, PA 18103-9608 Dear Mr. Dillman:
manhole stepenforcementspecificationrequirementsrulemaking