COMMON /OPFIL/JFLOC,JFTIM,JFH,JFQ,JFHS,JFBS,JFBSL,JFBSR,JFBSS,
     .  JFFLD,JFUS,JFDS,JFTTL,ITYDS,JFXS,JFPK,JFGZ,JFOBS,JNCS,NUMTIM,
     .  JRIVR,NFGRF,JFTRIB,JFDIST,JFCRS,JFFLOOD,JFTIME,JFHFCST,JFQFCST,
     .  JFVEL,JFSTAT,JFGAGE,JFUSBD,JFDSBD,JFINTB,JFXY,JFPRF,JFANIM,
     .  JFXSEC,JFDAT,JFDAT2,JFSEG,IOPFIL55,IOPFMP55,MPFRST,MPTIM,JFSCEN,
     .  IFP55