ASME B30.12 pdf download

ASME B30.12 pdf download Handling Loads Suspended From Rotorcraft Safety Standard for Cableways, Cranes, Derricks, Hoists, Hooks, Jacks, and Slings jettisonable load: a Class B,C, or D rotorcraft externalload that can be intentionally released by the pilot ordesignated flight crew member, in flight, using either aprimary or backup quick release system. keeper: a device, usually spring loaded , that prevents...