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The values specified for Factors For Line, Area, and Solid Springs, available on the Link/Support Property Data menu, are explained in Figure 1:
Figure 1 - Link and support property data
The SPRING-LOAD load case applies a unit load to objects, including 1kN/m 2 for the area objects, 1kN/m for the frame objects, and 1kN for the point object. UZ displacement of 1m at all joints indicates consistency between applied loading and assigned stiffness.
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Area-spring and auto-mesh assignment
Figure 2 - Area-spring and auto-mesh assignment
Equivalent joint springs
The software automatically creates equivalent joint springs which represent those line and area springs which are assigned to an object. These joint springs are displayed through View > Set Display Options > Show Analysis Model, as shown in Figures 3 and 4:
Figure 3 - Show analysis model
Figure 4 - Equivalent joint springs
Attachments
- SAP2000 V12.0.0 model (zipped .SDB file)