29 C.F.R. § 1919.75 Determination of crane or derrick safe working loads and limitations in absence of manufacturer's data.
Title 29 - Labor
(a) In the event neither manufacturer's data nor design data on safe working loads (including any applicable limitations) are obtainable, the safe working load ratings assigned shall be based on the owner's information and warranty that those so assigned are correct. Unit test certificates shall state the basis for any such safe working load assignment.
Title 29: Labor
PART 1919—GEAR CERTIFICATION
Subpart H—Certification of Shore-Based Material Handling Devices
§ 1919.75 Determination of crane or derrick safe working loads and limitations in absence of manufacturer's data.