*heading
** continuity of pressure for cohax4p
*Preprint, echo=NO, model=YES, history=NO, contact=NO
**
*parameter
 Emod   = 8.5E8
 thick  = 0.01325e-1
 width  = 1.0
 topInterface = thick
 bottomInterface = -thick
 topInterface = 0.0
 bottomInterface = 0.0
*node,nset=nall
1, 1.,-1.
2, 2.,-1.
3, 3.,-1. 
**4,-1.,0.
4, 1.,<bottomInterface>
5, 2., <bottomInterface>
6, 3., <bottomInterface>
**7,-1., 0.5
7, 1., <topInterface>
8, 2., <topInterface>
9, 3., <topInterface>
10, 1., 1.
11, 2., 1.
12, 3., 1. 
1001,1.,0.
1002,2.,0.
1003,3.,0.
*nset,nset=inter
1001,1002,1003
*nset,nset=top
10,11,12
*nset,nset=bottom
1,2,3
*nset,nset=bm
4,5,6
*nset,nset=tm
7,8,9
*Element, type=CAX4P, elset=solid
1,1,2,5,4
2,2,3,6,5
3,7,8,11,10
4,8,9,12,11
*ELEMENT,TYPE=COHAX4P,ELSET=inter
1001,4,5,8,7,1001,1002
1002,5,6,9,8,1002,1003
*COHESIVE SECTION,ELSET=inter,MATERIAL=MAT1,RESPONSE=TRACTION SEPARATION,
THICKNESS=SPECIFIED
<thick>,1.0
*MATERIAL,NAME=MAT1
*ELASTIC,TYPE=TRACTION
<Emod>,<Emod>
*solid section,elset=solid,mat=Material-1
*Material, name=Material-1
*Elastic
 1.e9,0.3
*Permeability, specific=1.
 1.
*INITIAL CONDITIONS, TYPE=RATIO
 nall,1.
**INITIAL CONDITIONS,TYPE=INITIAL GAP
**1001
*Amplitude, name=pressure
0.0,0., 1.0, 1.
*Step, name=Step-1, nlgeom=YES, inc=1000, unsymm=YES
*Soils, consolidation, end=PERIOD, utol=1e+10
0.1, 1., 1e-05, 0.1, 
**
*boundary
bottom,8,8,0.
top,8,8,1.
**nall,1,2
**inter,1,2
bottom,1,2,0.
top,1,2,0.1
bm,1,2
tm,1,2,0.1
** 
** OUTPUT REQUESTS
** 
*Restart, write, frequency=0
** 
** FIELD OUTPUT: F-Output-1
** 
*Output, field
*Node Output
POR,u 
*element output
FLVEL
** 
*End Step