Or. Admin. R. 437-003-0081 app OR-F

Current through Register Vol. 63, No. 6, June 1, 2024

Appendix OR-F - Curriculum for Crane Safety Refresher Training

Unit of Study Instruction

OR-OSHA REQUIREMENTS -- Division 3, Subdivision N.

RESPONSIBILITIES -- Site supervisor's responsibilities. Crane owner's responsibilities. Operator's responsibilities.

CENTER OF GRAVITY -- Crane center of gravity. Load center of gravity. Combined center of gravity. Effect of boom position on combined center of gravity.

RADIUS -- Changes in load, boom angle and rotation point.

LOAD -- Load on lattice boom cranes. Load on hydraulic cranes. Load on hydraulic crane boom extensions. Load on the jib of lattice and hydraulic boom cranes. Gross capacity vs. net capacity. Static and dynamic loads.

TIPPING AXIS -- Rough terrain cranes: Tipping axis. Crawler mounted cranes: Tipping axis.

CALCULATIONS -- Overloads and tipping. Division of load charts. Main boom capacity -- lattice booms. Values of boom angle, boom length and load radius between chart listings. Parts of line. Crane capacities. Range diagrams.

ACCIDENT PREVENTION -- Common causes of tower whirley accidents. Rigging the load. Handling the load. Electrical hazards. Review/analysis of known incidents/accidents.

Or. Admin. R. 437-003-0081 app OR-F