requirements for the safe operation of cranes and provide a knowledge base on which sections, supported by four sets of wheels capable of straddling and.
NAVFAC P-307 covers category 1, 2, 3, and 4 cranes, as well as rigging gear. Detailed Operation Safety and Additional Requirements (Sections 10 and 11).
Articulating cranes must be equipped with a properly functioning automatic overload protection device. 1926.1431(d)(5)(iii). Equipment with a luffing jib must
Determine safe areas to store materials and place machinery. Mobile Cranes – The Four Lifting Principles You Must Know. • Center of Gravity. • Leverage
crane mounted on a factory approved truck and all outriggers at either full span or at Working Area diagram. 4. Freely suspended load-Load hanging free.