1.
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Explain the effect of operating pressure on the design of a duct
system. (I)
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2.
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Determine the sealing requirements for a selected dunctrun by using
reference charts and tables. (II)
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3.
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Determine the minimum gage requirements for a selected dunctrun by
using reference charts and tables. (III)
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4.
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Determine the minimum connector and reinforcing requirements for
selected dunctruns by using reference charts and tables. (IV)
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5.
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Describe the purpose and correct application of a tie and rod and
determine the tie using reference charts. (V)
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6.
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Identify the different types of acceptable longitudinal seams, their
application and limitations. (VI)
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7.
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Describe the principles of radial line development. (VII)
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8.
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Apply the principles of radial line development to determine the
layouts for sheet metal fittings. (VIII)
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9.
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Perform the layout and fabrication of selected sheet metal fittings
and specific related tasks. (IX)
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