With the general tank data and shell courses defined, you are ready to define the roof specifications.
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Select Roof Specification Parameters
on the Home > Input panel.
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Select the General Roof Specs tab.
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For Roof Type, select Cone.
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Type 15 for the angle between the roof and horizontal.
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Type 5.0 for Net Area at Roof/Shell Junction.
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Type 0.4375 for the roof plate thickness.
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Click Save
.
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Select the Cone Roof and Material Data tab.
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Select AISC89 for the Structural Database.
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Select C for a preferred rafter type of Channel.
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Select W for a preferred girder type of Wide Flange.
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Select W for a preferred column type of Wide Flange.
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Click
next to the Roof Plate Material box.
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Double-click A-516,60 from the material list in the Material Selection dialog box.
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Click
next to the Structural Member Material box.
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Double-click A-36 from the material list in the Material Selection dialog box.
TANK populates several of the other fields based on your material selections.
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Click Save
.
Now that you've input the TANK data, you can check the input for errors.