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STAAD Commands and Input Instructions
Section 5
5-290
(results are superimposed). Only those cases with displacements
entered will be affected.
Load Mode Restrictions
Support Displacements can be applied in up to 4 load cases only.
The Support Displacement command may be entered only once per
case.
Finite elements should not be entered.
Inclined supports must not be entered.
Spring supports are not considered in calculating the load so their
use will lead to displacements different from the input values.
Example
UNIT . . .
SUPPORT DISPL
5 TO 11 13 FY –0.25
19 21 to 25 MX 15.0
In this example, the joints of the first support list will be displaced
by 0.25 units in the negative global Y direction. The joints of the
second support list will be rotated by 15 degrees about the global
X-axis.