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      SUBROUTINE CREEP(DECRA,DESWA,STATEV,SERD,EC,ESW,P,QTILD,
     1 TEMP,DTEMP,PREDEF,DPRED,TIME,DTIME,CMNAME,LEXIMP,LEND,
     2 COORDS,NSTATV,NOEL,NPT,LAYER,KSPT,KSTEP,KINC)
C
      INCLUDE 'ABA_PARAM.INC'
C
      CHARACTER*80 CMNAME
C
      DIMENSION DECRA(5),DESWA(5),STATEV(*),PREDEF(*),DPRED(*),TIME(2),
     # COORDS(*),EC(2),ESW(2)
      DIMENSION  PROPS(4),PS(3)
      REAL ECRI
      DOUBLE PRECISION DCRD,DCR,DAMAGE,EVOL  
      PARAMETER (ONE=1.0D0,TWO=2.0D0,THREE=3.0D0,SIX=6.0D0, HALF=0.5D0,
     # PAI=3.1415926D0, TOLER=1.0D-6,NEWTON=40D0,THETA=0.8D0,
     # LLMT=6.3D1,HLMT=1.05D2)
      COMMON /NEWTV/STORD(800)
        SAVE /NEWTV/  
   
       PROPS(3)=2.6353E-16
       PROPS(4)=5.11005
      
       DO K1=1,5
          DECRA(K1)=0.D0
          DESWA(K1)=0.D0
       END DO
      
       IF(QTILD.LE.LLMT) THEN
           ECRI=0.02
       ELSE IF(QTILD.GE.HLMT) THEN
           ECRI=0.85
       ELSE
           ECRI=1.14E-14*(QTILD**5.8)+0.00537
      END IF
          CRSTRANF1=SINH(2*(PROPS(4)-0.5)/((PROPS(4)+0.5)*3))
         
         CRSTRANF2=SINH(2*((PROPS(4)-0.5)/(PROPS(4)+0.5))*ABS(STATEV(2)
     # /STATEV(1)))
            
            CRSTRANF=CRSTRANF1/CRSTRANF2
          
            DECRA(1)=DTIME*PROPS(3)*(QTILD**PROPS(4))

            DCRD=DECRA(1)/(CRSTRANF*ECRI)
            DAMAGE=STATEV(8)+DCRD
            IF(DAMAGE.GE.ONE) DAMAGE=ONE
          
            IF((ABS(DAMAGE-0.999)).LT.0.0001)   DAMAGE=0.99901
            
             STATEV(8)=DAMAGE
             STATEV(9)=DECRA(1)
            
            DECRA(5)=DTIME*PROPS(3)*(QTILD**(PROPS(4)-1))*PROPS(4)     
                                 
              IF(NOEL.EQ.1610.AND.NPT.EQ.1)  STORD(1)=STATEV(8)      
              IF(NOEL.EQ.1610.AND.NPT.EQ.3)  STORD(2)=STATEV(8)
              IF(NOEL.EQ.1201.AND.NPT.EQ.1)  STORD(3)=STATEV(8)      
              IF(NOEL.EQ.1201.AND.NPT.EQ.3)  STORD(4)=STATEV(8)
              IF(NOEL.EQ.796.AND.NPT.EQ.1)  STORD(5)=STATEV(8)      
              IF(NOEL.EQ.796.AND.NPT.EQ.3)  STORD(6)=STATEV(8)  
             
                 
                   
             DO K2=1,396
                   I2=397-K2
                   IF(NOEL.EQ.I2.AND.NPT.EQ.1)  STORD(5+2*K2)=STATEV(8)
                   IF(NOEL.EQ.I2.AND.NPT.EQ.3)  STORD(6+2*K2)=STATEV(8)      
           END DO
           
         
       
             IF(NOEL.EQ.397.AND.NPT.EQ.1) STORD(799)=STATEV(8)
             IF(NOEL.EQ.397.AND.NPT.EQ.3) STORD(800)=STATEV(8)  
      
C
      RETURN
      END
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