*HEADING
 PORE PRESSURE COUPLED TIE (CPE4P)
 File: xtie_cpe4p
*NODE,NSET=NALL
 101,0.0,0.0
 102,1.0,0.0
 103,1.0,1.0
 104,0.0,1.0
**
 105,0.0,1.0
 106,1.0,1.0
 107,1.0,2.0
 108,0.0,2.0
**
1101,2.0,0.0
1102,3.0,0.0
1103,3.0,1.0
1104,2.0,1.0
**
1105,2.0,1.0
1106,3.0,1.0
1107,3.0,2.0
1108,2.0,2.0
**
2101,2.0,3.0
2102,3.0,3.0
2103,3.0,4.0
2104,2.0,4.0
**
2105,2.0,4.0
2106,3.0,4.0
2107,3.0,5.0
2108,2.0,5.0
**
3101,0.0,3.0
3102,1.0,3.0
3103,1.0,4.0
3104,0.0,4.0
**
3105,0.0,4.0
3106,1.0,4.0
3107,1.0,5.0
3108,0.0,5.0
**
*ELEMENT,TYPE=CPE4P,ELSET=BOT
 11, 101, 102, 103, 104
111,1101,1102,1103,1104
211,2101,2102,2103,2104
311,3101,3102,3103,3104
*ELEMENT,TYPE=CPE4P,ELSET=UP
 21, 105, 106, 107, 108
121,1105,1106,1107,1108
221,2105,2106,2107,2108
321,3105,3106,3107,3108
*ELSET,ELSET=EALL
BOT,UP
*SOLID SECTION,ELSET=EALL,MATERIAL=MAT
*MATERIAL,NAME=MAT
*ELASTIC
30.E6,0.0
*PERMEABILITY,SPECIFIC=1.0
 1.E-4, 
*SURFACE,NAME=MAS1
11,S3
*SURFACE,NAME=SLA1
21,S1
*TIE,NAME=TIE1
SLA1, MAS1
**
*SURFACE,NAME=MAS2
111,S3
*NSET,NSET=UP2
1105,1106
*SURFACE,NAME=SLA2,TYPE=NODE
UP2,
*TIE,NAME=TIE2
SLA2, MAS2
**
*NSET,NSET=BOT3
2103,2104
*SURFACE,NAME=MAS3,TYPE=NODE
BOT3,
*SURFACE,NAME=SLA3
221,S1
*TIE,NAME=TIE3
SLA3, MAS3
**
*NSET,NSET=BOT4
3103,3104
*NSET,NSET=UP4
3105,3106
*SURFACE,NAME=MAS4,TYPE=NODE
BOT4,
*SURFACE,NAME=SLA4,TYPE=NODE
UP4,
*TIE,NAME=TIE4
SLA4, MAS4
*BOUNDARY
 101,1,2
 102,1,2
 108,1,1
1101,1,2
1102,1,2
1108,1,1
2101,1,2
2102,1,2
2108,1,1
3101,1,2
3102,1,2
3108,1,1
*INITIAL CONDITIONS,TYPE=RATIO
NALL,1.
*STEP,INC=10
*SOILS,CONSOLIDATION
0.1 , 1
*BOUNDARY
 101,8,8,1
 102,8,8,1
 107,8,8,2
 108,8,8,2
1101,8,8,1
1102,8,8,1
1107,8,8,2
1108,8,8,2
2101,8,8,1
2102,8,8,1
2107,8,8,2
2108,8,8,2
3101,8,8,1
3102,8,8,1
3107,8,8,2
3108,8,8,2
*DLOAD
 21,P3,10.
121,P3,10.
221,P3,10.
321,P3,10.
*NODE PRINT,F=10
POR,
*NODE FILE,F=10
POR,
*EL PRINT, F=0
*ENDSTEP