Description
Objectives
Upon completion of this module, the trainee will be able to do the following:
- Apply specific safety precautions to demolition work including engineered procedures.
- Identify potentially hazardous materials including lead, asbestos, and treated lumber.
- Explain specified demolition skills:
- Removing existing structural members for scrap
- Removing existing structural members for reinstallation
- Removing existing structural steel columns
- Removing existing concrete-reinforced steel and precast columns
- Explain the process of demolition tools to remove rivets:
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- Using oxyacetylene equipment
- Using a rivet buster
- Arc gouging
- Demolition saw
Performance Tasks
Under the supervision of the instructor, the trainee should be able to do the following:
- Wash welds.
- Wash the head of a bolt (to simulate cutting head off a rivet).
- Properly use a demolition saw.
Module Index
Session I. Introduction; Safety; Demolition Preparation
A. Introduction
B. Safety
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- Debris Accumulation
- Scaffold Safety
- Basic Rigging Precautions
- Welding and Burning Safety
- Environmental Hazards
C. Demolition Preparation
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- Identify Hazardous Materials
- Remove and Dispose of Hazardous Materials
- Develop a Plan to Handle Special Materials
- Recycle Demolition Debris
- Demolish the Structure
- Handle Remaining Debris
Sessions II and III. Demolition; Demolition Skills
A. Demolition
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- Vertical-Drop Balling
- Swinging the Ball in Line with the Boom
- Swinging the Ball by Slewing
B. Demolition Skills
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- Tools and Equipment
- Removing Existing Beams
C. Performance Testing – Laboratory
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- Have the trainees wash welds. This laboratory corresponds to Performance Task 1.
- Have the trainees wash the head of a bolt (to simulate cutting head off a rivet). This laboratory corresponds to Performance Task 2.
- Have the trainees properly use a demolition saw. This laboratory corresponds to Performance Task 3.
Session IV. Review and Testing
A. Review
B. Module Examination
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- Trainees must score 70% 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
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- 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.
