[Federal Register Volume 82, (Thursday, November 9, 2017 )] [Final Rule] [Pages 51986-51998] Cranes and Derricks in Construction: Operator Certification Extension
from http://www.osha.gov/laws-regs/federalregister/2017-11-09 from http://ecobondlbp.weebly.com/blog/cranes-and-derricks-in-construction-operator-certification-extension
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