Intermediate Rigging – Module ID 38201-11

Intermediate Rigging – Module ID 38201-11

$20.00

Module ID 38201-11 This module provides an overview of personnel lifting and lift planning, and introduces crane load charts and load balancing. It explains how the center of gravity is calculated and affects the lift. It also covers sling selection, and explains the uses of jacks, tuggers, hoists, skids, and rollers.

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Description

Objectives

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

1. Describe the basic requirements to lift personnel.

2. Explain how a sling stress is determined.

3. Describe the basic elements of a lift plan.

4. Explain the purpose of a load chart.

5. Calculate and explain how the center of gravity is determined.

6. Given a particular load, select the appropriate sling(s) for a lift.

7. Describe how jacks, hoists, skids, and rollers are used to move load laterally.

Performance Tasks

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

1. Calculate the center of gravity of a load.

2. Given a particular load, select the appropriate sling(s) for a lift.

Module Index

Session I. Introduction; Personnel Lifting; Slings

A. Introduction

B. Personnel Lifting

1. Platform Requirements

C. Slings

1. Sling Tensions

2. Bridle Hitches

3. Basket Hitches

4. Choker Hitches

D. Laboratory

Have trainees practice selecting the appropriate sling(s) for a lift. This laboratory corresponds to Performance Task 2.

Session II. Lift Planning; Types of Cranes; Crane Load Charts

A. Lift Planning

1. Lift Plan Data

B. Types of Cranes

1. Industrial Hydraulic Cranes

2. Rough-Terrain Cranes

3. All-Terrain Cranes

4. Truck-Mounted Telescopic Crane

5. Lattice Boom Cranes

6. Crane Component Terminology

C. Crane Load Charts

1. Importance of Load/Capacity Charts for Lift Planning

2. Operating Conditions

Session III. Load Balancing; Special Equipment Used for Lateral Movement of Loads

A. Load Balancing

1. Center of Gravity

2. Center of Gravity and Leverage

B. Laboratory

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

C. Special Equipment Used for Lateral Movement of Loads

1. Jacking

2. Grip Hoists

3. Skids

4. Rollers

Session IV. Review and Testing

A. Review

B. Module Examination

1. Trainees must score 70 percent or higher to receive recognition from NCCER.

2. Record the testing results on NCCER National Registry, and submit the results to the Training Program Sponsor.

C. Performance Testing

1. 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.

2. Record the testing results on NCCER National Registry, and submit the results to the Training Program Sponsor.

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