*HEADING
 EARTHQUAKE ANALYSIS  B23                  
*NODE
1 ,, 300.
11, 
*NSET,NSET=ENDS
1,11
*NGEN
 1,11
*ELSET,ELSET=PR
10, 
*ELEMENT,TYPE=B23
1,1,2
*ELGEN,ELSET=EALL
1,10
*MATERIAL,NAME=A1
*ELASTIC
30.E6, 
*DENSITY
 .000728, 
*BEAM SECTION,SECTION=RECT,MATERIAL=A1,ELSET=EALL
1. , 2.
*BOUNDARY
11, 2, 6
** AMPLITUDE CURVE DATA FROM CANTILEVER_QUAKEDATA
** THIS INPUT ASSUMES THAT CANTILEVER_QUAKEDATA.INP 
** HAS BEEN COPIED TO QUAKE.AMP 
*AMPLITUDE,TIME=TOTAL TIME,VALUE=RELATIVE,INPUT=QUAKE.AMP,NAME=EQ
*RESTART,WRITE,FREQUENCY=25
**
*STEP,INC=1000
 EARTHQUAKE INPUT
*DYNAMIC,ALPHA=0.0,DIRECT
.01 , 5.05
*BOUNDARY,TYPE=ACCELERATION,AMPLITUDE=EQ
11,  1,1,  386.09
*PRINT,RESIDUAL=NO,FREQUENCY=10
*EL PRINT,ELSET=PR,FREQUENCY=50
S,E
*NODE PRINT,FREQUENCY=10
U,
*NODE FILE,NSET=ENDS
U,V,A
*ENERGY FILE,FREQUENCY=1
*OUTPUT,FIELD, FREQUENCY=1,OP=NEW
*NODE OUTPUT,NSET=ENDS
U,V,A
*OUTPUT,HISTORY, FREQUENCY=1,OP=NEW
*NODE OUTPUT,NSET=ENDS
U,V,A
*ENERGY OUTPUT,VARIABLE=ALL
*END STEP