*HEADING
SIMPLE CONTACT TEST FOR MAIN AND SECONDARY SURFACE: C3D10M
*Preprint, Contact=Yes, Model=Yes, History=Yes
*NODE, NSET=TOP
1,0.,0.,8.,
5,1.,0.,8.,
25,1.,1.,8.
21,0.,1.,8.
*NODE,NSET=BOTTOM
401,0.,0.,10.
405,1.,0.,10.
421,0.,1.,10.
425,1.,1.,10.
*NODE
426,.5,.5,10.
26,.5,.5,8.
*NODE,NSET=TOP2
501,-0.2,-0.2,10.0
505,1.2,-0.2,10.0
521,-0.2,1.2,10.0
525,1.2,1.2,10.0
*NODE
526,.5,.5,10.0
*NODE,NSET=BOTTOM2
901,-0.2,-0.2,12. 
905,1.2,-0.2,12. 
921,-0.2,1.2,12. 
925,1.2,1.2,12. 
*NODE
926,.5,.5,12. 
*NGEN, NSET=TOP
1,5,2
21,25,2
1,21,10
5,25,10
*NGEN, NSET=BOTTOM
401,405,2
421,425,2
401,421,10
405,425,10
*NFILL
TOP,BOTTOM, 2, 200
**
*NGEN, NSET=BOTTOM2
901,905,2
921,925,2
901,921,10
905,925,10
*NGEN ,NSET=TOP2
501,505,2
521,525,2
501,521,10
505,525,10
*NFILL
TOP2,BOTTOM2, 2, 200
**
*NSET, NSET=TOPSUR
1,3,5,11,15,21,23,25,26
*NSET, NSET=XSYM
501,511,521,701,711,721,901,911,921
*NSET, NSET=YSYM
521,523,525,721,723,725,921,923,925
*ELEMENT,TYPE=C3D10M,ELSET=SOLID
1, 1,5,21,401,3,26,11,201,203,211
2, 401,421,425,21,411,423,426,211,221,223
3, 405,401,425,5,403,426,415,205,203,215
4, 21,5,25,425,26,15,23,223,215,225,
5, 401,425,5,21,426,215,203,211,223,26
6, 501,505,521,901,503,526,511,701,703,711
7, 901,921,925,521,911,923,926,711,721,723
8, 905,901,925,505,903,926,915,705,703,715
9, 521,505,525,925,526,515,523,723,715,725
10,901,925,505,521,926,715,703,711,723,526
**
*NSET, NSET=QA_TEST_NOUT
**BOTTOM,BOTTOM2,TOP2,526,426,926
BOTTOM,TOP2
*SOLID SECTION,ELSET=SOLID,MATERIAL=SOLMAT
*MATERIAL,NAME=SOLMAT
*ELASTIC
200.E9,.3
*PLASTIC
7.E8,0.00
3.7E9,10.0
*DENSITY
7833., 
*BOUNDARY
BOTTOM2,3,3
XSYM,1,1
YSYM,2,2
*AMPLITUDE,NAME=RAMP,DEF=SMOOTH
0.0,0.0,0.01,1.0
**
*SURFACE,TYPE=ELEMENT,NAME=BSURF
9,S1
6,S1
*SURFACE,TYPE=ELEMENT,NAME=TSURF
2,S1
3,S1
**General contact definition
*Contact
*Contact Inclusions, ALL EXTERIOR
*Contact Property Assignment
 TSURF, BSURF, SLIDE
*SURFACE INTERACTION,NAME=SLIDE
*FRICTION
0., 
*STEP
*DYNAMIC,EXPLICIT, ELEMENT
,5.0E-2
***BULK VISCOSITY
**1.2,
*BOUNDARY,TYPE=DISPLACEMENT, AMPLITUDE=RAMP
TOPSUR,3,3,.4
411,2,2,0.
415,2,2,0.
423,1,1,0.
403,1,1,0.
*OUTPUT, FIELD, NUMBER INTERVAL=1, VAR=PRESELECT
*ENDSTEP