Description

Objectives

Upon completion of this module, the trainee will be able to do the following:

• Determine the center of gravity of a load.
• Identify the pinch points of a crane and explain how to avoid them.
• Identify site and environmental hazards associated with rigging.
• Properly attach rigging hardware for routine lifts.
• Identify the components of a lift plan.
• Perform sling tension calculations.
• Determine the weight of beams and basic weight estimation.
• Explain D/d.

Performance Tasks

Under the supervision of the instructor, the trainee should be able to do the following:

• Determine the center of gravity of a load.
• Properly attach rigging hardware for routine lifts.
• Perform sling tension calculations.
• Perform a weight/volume calculation.

Session I. Introduction; Safety

A. Introduction

B. General Rigging Safety

• • Personal Protection
  • Equipment and Supervision
  • Basic Rigging Precautions
  • Load Path, Load Control, and Tag Lines
  • Barricades
  • Load-Handling Safety

C. Working Around Power Lines

D. Site Safety

• • Site Hazards and Restrictions

E. Emergency Response

• • Fire
  • Malfunctions During Lifting Operations
  • Hazardous Weather

Session II. Lifting Personnel; Lift Planning

A. Lifting Personnel

• • Personnel Platform Loading
  • Personnel Platform Rigging

B. Lift Planning

• • Lift Plan Data

Sessions III and IV. Load Balancing

A. Load Balancing

• • Center of Gravity
  • Sling Angles
  • Lifting Connectors
  • Choking
  • Lifting
  • Block Twisting

B. Laboratory

• • Have trainees practice determining the center of gravity of a load. This laboratory corresponds to Performance Task 1.

C. Laboratory

• • Have trainees practice performing sling tension calculations. This laboratory corresponds to Performance Task 3.

Session V. Unloading and Yarding; Unloading Joists; Miscellaneous Iron; Structural Iron

A. Unloading and Yarding Materials

• • Calculating Weight of an Object
  • Laboratory
    • Have trainees practice performing a weight/volume calculation. This laboratory corresponds to Performance Task 4.
  • Unloading
  • Using Slings

B. Unloading Joists

• • Flatbed Trailers

C. Miscellaneous Iron

D. Structural Iron

E. Laboratory

• • Have trainees practice properly attaching rigging hardware for routine lifts. This laboratory corresponds to

Performance Task 2. Session VI. Review and Testing

A. Review

B. Module Examination

• Trainees must score 70 percent or higher to receive recognition from NCCER.
• Record the testing results on NCCER National Registry, and submit the results to the Training Program Sponsor.

C. Performance Testing

• Trainees must perform each task to the satisfaction of the instructor to receive recognition from NCCER. If applicable, proficiency noted during laboratory exercises can be used to satisfy the Performance Testing requirements.
• Record the testing results on NCCER National Registry, and submit the results to the Training Program Sponsor.