!-------------------------------------- LICENCE BEGIN ------------------------------------
!Environment Canada - Atmospheric Science and Technology License/Disclaimer, 
!                     version 3; Last Modified: May 7, 2008.
!This is free but copyrighted software; you can use/redistribute/modify it under the terms 
!of the Environment Canada - Atmospheric Science and Technology License/Disclaimer 
!version 3 or (at your option) any later version that should be found at: 
!http://collaboration.cmc.ec.gc.ca/science/rpn.comm/license.html 
!
!This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 
!without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
!See the above mentioned License/Disclaimer for more details.
!You should have received a copy of the License/Disclaimer along with this software; 
!if not, you can write to: EC-RPN COMM Group, 2121 TransCanada, suite 500, Dorval (Quebec), 
!CANADA, H9P 1J3; or send e-mail to service.rpn@ec.gc.ca
!-------------------------------------- LICENCE END --------------------------------------
      integer max_trnm
      parameter (max_trnm=1000)
      character*4 Grdc_proj_S
      character*4 Grdc_trnm_S(max_trnm)
      character*12 Grdc_nfe
      character*16 Grdc_runstrt_S,Grdc_runend_S
      logical Grdc_bcs_hollow_L,Grdc_initphy_L
      integer Grdc_ni,Grdc_nj,Grdc_iref,Grdc_jref,Grdc_id,
     $        Grdc_gid,Grdc_gif,Grdc_gjd,Grdc_gjf,Grdc_ndt,Grdc_gjdi,
     $        Grd_ig1c,Grd_ig2c,Grd_ig3c,Grd_ig4c,
     $        Grdc_Hblen,Grdc_maxcfl,Grdc_pil,Grdc_end,
     $        Grdc_hbwe,Grdc_hbsn,Grdc_start,Grdc_nbits,Grdc_ntr
      real Grdc_latr,Grdc_lonr,Grdc_dx,
     $     Grdc_xlat1,Grdc_xlon1,Grdc_xlat2,Grdc_xlon2
      real*8 Grdc_xp1,Grdc_yp1
*
      MARK_COMMON_BEG (Grdc_c)
      common / Grdc_c / Grdc_proj_S,Grdc_trnm_S,Grdc_nfe,
     $                  Grdc_runstrt_S,Grdc_runend_S
      MARK_COMMON_END (Grdc_c)
      MARK_COMMON_BEG (Grdc_l)
      common / Grdc_l / Grdc_bcs_hollow_L,Grdc_initphy_L
      MARK_COMMON_END (Grdc_l)
      MARK_COMMON_BEG (Grdc_i)
      common / Grdc_i / Grdc_ni,Grdc_nj,Grdc_iref,Grdc_jref,Grdc_id,
     $        Grdc_gid,Grdc_gif,Grdc_gjd,Grdc_gjf,Grdc_ndt,Grdc_gjdi,
     $        Grd_ig1c,Grd_ig2c,Grd_ig3c,Grd_ig4c,
     $        Grdc_Hblen,Grdc_maxcfl,Grdc_pil,Grdc_end,
     $        Grdc_hbwe,Grdc_hbsn,Grdc_start,Grdc_nbits,Grdc_ntr
      MARK_COMMON_END (Grdc_i)
      MARK_COMMON_BEG (Grdc_r)
      common / Grdc_r / Grdc_latr,Grdc_lonr,Grdc_dx,
     $     Grdc_xlat1,Grdc_xlon1,Grdc_xlat2,Grdc_xlon2
      MARK_COMMON_END (Grdc_r)
      MARK_COMMON_BEG (Grdc_r8)
      common / Grdc_r8 / Grdc_xp1,Grdc_yp1
      MARK_COMMON_END (Grdc_r8)