Three load cases are to be created for this structure. Details of the individual cases are explained at the beginning of this tutorial.

The STAAD input file commands generated are:

UNIT FEET KIP
LOADING 1 DEAD + LIVE
MEMBER LOAD
2 UNI GY -2.5
LOADING 2 WIND FROM LEFT
JOINT LOAD
2 FX 10.
LOAD COMBINATION 3 75 PERCENT OF (DL+LL+WL)
1 0.75 2 0.75

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The creation and assignment of load cases involves the following steps:

1. Create the two basic load cases

2. Create a load combination as a third load case

3. Assign these loads to the respective members/nodes.