21206-18 Load Dynamics Trainee Guide

Machine Power Flow (15 Hours) Discusses the power systems that enable cranes to perform. Discusses diesel and gasoline/propane engines and electrical/motor-generator, as well as mechanical, electrical, pneumatic, and hydraulic power systems. (Module 21202)

Computer Aids / Operator Aids (20 Hours) Provides information on load moment indicators, anti-two-block devices, load indicators, and other operator aids that are installed in cranes. Describes input devices associated with these operator aids and the information they provide.(Module 21205)

Wire Rope (25 Hours) Covers the components of wire rope and inspection requirements and procedures for wire rope, load blocks, and sheaves. Explains proper installation of wire rope, maintenance guidelines, and end terminations and preparations. (Module 21204)

Mobile Crane Maintenance and Inspections(25 Hours) Covers the types of inspections typically performed on mobile cranes. Describes service requirements for crane maintenance. (Module 21203)

Load Dynamics (17.5 Hours) Covers leverage, forward and backward stability, operational quadrants, submerged lifts, non-centered lifts, and other forces that affect stability. (Module 21206)

Transporting Requirements (17.5 Hours) Discusses the proper handling, loading and unloading, and securing procedures for mobile cranes and their components. Presents information on driver requirements and procedures for securing the mobile crane for transporting.(Module 21308)

On-Site Equipment Movement (25 Hours) Covers site hazards and restrictions that could hinder on-site crane movement; safety considerations involved in crane movement over unlevel ground; pick-and-carry operations; and power line contact. Also addresses flotation capacity. (Module 21207)