STAAD Commands and Input Instructions
Section 5
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the REPEAT LOAD is used.
3) The REPEAT LOAD option is available with load cases with
JOINT LOADS and MEMBER LOADS. It can also be used on
load cases with ELEMENT PRESSURE loads and FIXED END
LOADS.
Modal dynamic analysis load cases (Response Spectrum, Time
History, Steady State) should not be used in REPEAT LOAD.
It is also not available for loads generated using some of the
program’s load generation facilities such as MOVING LOAD
Generation. However load cases with WIND LOAD may be
used in Repeat Load.
UBC cases may only be used in REPEAT LOAD if there is a
PERFORM ANALYSIS and CHANGE command after each
UBC case. See notes with UBC LOAD command.
Prestress on a given member from 2 or more load cases cannot
be combined.