*HEADING EC36SFD6: FOUNDATION TYPE F5 [C3D6] *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=C3D6,ELSET=ELEMS 1, 4,3,8,1,2,5 2, 3,7,8,2,6,5 *SOLID SECTION,MATERIAL=MAT, ELSET=ELEMS *MATERIAL,NAME=MAT *ELASTIC 3.E6,0.3 *FOUNDATION 1,F5,300. *STEP,PERTURBATION *STATIC *BOUNDARY ALL,1,,-0.1 ALL,2 ALL,3 *EL PRINT,FREQ=0 *NODE PRINT RF, *END STEP