*HEADING
EC38SID4: FOUNDATION TYPE F3  [C3D8I]
*PREPRINT,ECHO=YES,HISTORY=NO,MODEL=NO
*NODE,NSET=ALL
 1, 0.,0.,0.
 2, 7.,0.,0.
 3, 7.,0.,-7.
 4, 0.,0.,-7.
 5, 0.,7.,0.
 6, 7.,7.,0.
 7, 7.,7.,-7.
 8, 0.,7.,-7.
*ELEMENT,TYPE=C3D8I,ELSET=A
 1, 1,2,3,4,5,6,7,8
*SOLID SECTION,MATERIAL=AMT,ELSET=A
*MATERIAL,NAME=AMT
*ELASTIC
 3.E6,0.3
*FOUNDATION
 1,F3,300.
*STEP,PERTURBATION
*STATIC
*BOUNDARY
 ALL,1
 ALL,2
 ALL,3,,0.1
*EL PRINT,FREQ=0
*NODE PRINT
 RF, 
*END STEP