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Examine different types of sheet metal and sheet metal tools
Assessment Strategies
by laying out an assigned project
by explaining the proper use of sheet metal forming tools
Criteria
the layout has accurate dimensions and bend allowances
the layout has correct numbers for the corresponding print
apprentice explanation includes safety considerations
apprentice explains the proper sequence of bends
apprentice how to select the proper size of material such as thickness, gauge etc.
apprentice explains tool selection for a specific function
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Fabricate using sheet metal
Assessment Strategies
by making a tool tray and or a funnel
Criteria
the tool tray has proper spot welds
the funnel has proper solder joints
the tool tray or funnel has smooth joints and seams
assembled tool tray or funnel meets the dimensions specified
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Install fabricated sheet metal
Assessment Strategies
by installing a guard
Criteria
apprentice has selected the proper fasteners for the installation
apprentice has selected the proper tools for the installation
apprentice ensures alignment before final installation
apprentice takes into account ease future removal of the guard
apprentice verifies that the guard fulfills the job for which it was designed
apprentice complies with safety precautions during installation such as lockout tagout, aisles blocked off, etc.
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Fabricate using structural steel
Assessment Strategies
by making the pieces for a stand
Criteria
the stand pieces are made to the proper dimension
the stand pieces have holes drilled to proper dimensions
the stand pieces are fully prepped including de-burred, sand-blasted, rust-treated etc.
apprentice selects hardware for fastening that is appropriate to the project
apprentice uses an oxy-gas torch to notch metal as required
apprentice follows rigging safety procedures as required
apprentice completes a loose assembly to check fit-up
apprentice locates the correct torque for a specific fastener
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Erect structural steel
Assessment Strategies
by erecting a stand
Criteria
the assembled stand meets the dimensions specified
apprentice applies rust proofing at the correct time in the assembly process
apprentice erects the stand in the proper sequence
apprentice erects the stand on the correct location
apprentice selects and uses the proper tools for the job