title:
        RIP Example 

time_stepping: NTIMES   dt[sec]  NDTFAST  NINFO
                1800      4        20      10

S-coord: THETA_S,   THETA_B,    Hc (m)
         0.0d0       0.0d0      1.e16

grid:  filename
                          rip_grd.nc 

initial: NRREC  filename
          0

sediments: input file
                          sediment.in

sediment_history_fields: bed_thick bed_poros bed_fra(sand,silt)
                           20*F 

bbl_history_fields: Abed Hripple Lripple Zbnot Zbapp Bostr Bustr Bvstrw
                     F      F       F      T     T     T

wci_history_fields:  SUP UST2D VST2D UST VST WST AKB AKW KVF CALP KAPS
                      T   T     T     T   T   T   T   T  T    T    T

restart:          NRST, NRPFRST / filename
                  1800   -1
                          rip_rst.nc

history: LDEFHIS, NWRT, NRPFHIS / filename
            T     300        0
                          rip_his.nc

averages: NTSAVG, NAVG, NRPFAVG / filename
            1     1800         0
                          rip_avg.nc

primary_history_fields: zeta UBAR VBAR  U  V   wrtT(1:NT)
                          T    T   T   T  T    30*T
auxiliary_history_fields:   rho Omega W  Akv  Akt  Aks Visc3d Diff3d  HBL HBBL Bostr Bustr Bvstr Wstr Ustr Vstr Shfl rsw rlw lat sen Hm HEL BIOL
                             T   F    T   F    T    F   F      F       F   F    F    F     F     20*F

primary_averages: zeta UBAR VBAR  U  V   wrtT(1:NT)
                   T    T    T    T  T   30*T
auxiliary_averages:   rho Omega W  Akv  Akt  Aks Visc3d Diff3d  HBL HBBL Bostr Bustr Bvstr Wstr Ustr Vstr Shfl rsw rlw lat sen Hm HEL BIOL
                       T   F    T   F    T    F   F      F       F   F    F    F     F     20*F

diagnosticsM:   ldefdia   nwrtdia    nrpfdia /filename
                   T      300       -1
                                     rip_diaM.nc
diagM_history_fields: diag_momentum(1:2)
                            T T
rho0:
      1024.4

bottom_drag:     RDRG(m/s),      RDRG2,   Zob [m],  Cdb_min, Cdb_max
                 0.0e-04         0.0e-3   1.e-3       1.d-4    1.d-1

gamma2:
                 1.

lin_EOS_cff:  R0 [86kg/m3], T0 [Celsius], S0 [PSU], TCOEF [1/Celsius], SCOEF [1/PSU]
               30.           0.            0.        0.28                0.

vertical_mixing: Akv_bak, Akt_bak [m^2/sec]
                  1.e-5   1.e-5

sponge:          X_SPONGE [m],    V_SPONGE [m^2/sec]
                   XXX                XXX

nudg_cof:    TauT_in, TauT_out, TauM_in, TauM_out  [days for all]
              1.       30.       0.1       100.

lateral_visc:   VISC2,    VISC4    [m^2/sec for all]
                 0.        0.

tracer_diff2: TNU2(1:NT)           [m^2/sec for all]
              0.d0 0.d0 0.d0 0.d0 0.d0 0.d0 0.d0 0.d0 0.d0

wave_history_fields: swh  frq  action  k_xi  k_eta  eps_b  eps_d Erol eps_r
                      T   T     T      T     T       T      T     T    T

wkb_wwave:  amp [m], ang [deg], prd [s], tide [m], B_tg, gamma_tg
            0.5       0.         10.      0.0       1.3    0.38

wkb_roller:  roller_sinb  roller_fraction
                  0.1          0.5