------------------------------------------------------------------------------
C36 SEDIMENT INITIALIZATION AND WATER COLUMN/BED REPRESENTATION OPTIONS
* DATA REQUIRED IF ISTRAN(6) OR ISTRAN(7) <> 0
*
* ISEDINT: 0 FOR CONSTANT INITIAL CONDITIONS
* 1 FOR SPATIALLY VARIABLE WATER COLUMN INITIAL CONDITIONS
* FROM SEDW.INP AND SNDW.INP
* 2 FOR SPATIALLY VARIABLE BED INITIAL CONDITIONS
* FROM SEDB.INP AND SNDB.INP
* 3 FOR SPATIALLY VARIABLE WATER COL AND BED INITIAL CONDITIONS
* ISEDBINT: 0 FOR SPATIALLY VARYING BED INITIAL CONDITIONS IN MASS/AREA
* 1 FOR SPATIALLY VARYING BED INITIAL CONDITIONS IN MASS FRACTION
* OF TOTAL SEDIMENT MASS (REQUIRES BED LAYER THICKNESS
* FILE BEDLAY.INP)
* NSEDFLUME: 0 USE THE SEDIMENT TRANSPORT FUNCTIONS IN EFDC MAIN CODE
* 1 USE SEDZLJ SUB-MODEL WITH EE8.X/SNL EROSION RATE LOOKUP TABLES AND BED PROPERTIES BY COREID
* 2 USE SEDZLJ SUB-MODEL WITH COMPUTED EROSION RATES E = A*TAU**N AND BED PROPERTIES BY COREID
* 3 USE SEDZLJ SUB-MODEL WITH COMPUTED EROSION RATES E = A*TAU**N AND FULL BED PROPERTY
* SPECIFICATION USING SEDB, BEDLAY, BEDBDN AND BEDDDN
*
* ISMUD: 1 INCLUDE COHESIVE FLUID MUD VISCOUS EFFECTS USING EFDC
* FUNCTION CSEDVIS(SEDT)
* ISBEDMAP: 0 DO NOT USE USE BEDMAP.INP, ALL CELLS COMPUTED
* 1 USE BEDMAP.INP TO SPECIFIED HARD BOTTOM
*
* ISEDVW: 0 FOR CONSTANT OR SIMPLE CONCENTRATION DEPENDENT
* COHESIVE SEDIMENT SETTLING VELOCITY
* >1 CONCENTRATION AND/OR SHEAR/TURBULENCE DEPENDENT COHESIVE
* SEDIMENT SETTLING VELOCITY. VALUE INDICATES OPTION TO BE USED
* IN EFDC FUNCTION CSEDSET(SED,SHEAR,ISEDVWC)
* 1 HUANG AND MEHTA - LAKE OKEECHOBEE
* 2 SHRESTHA AND ORLOB - FOR KRONES SAN FRANCISCO BAY DATA
* 3 ZIEGLER AND NESBIT - FRESH WATER
* 98 LICK FLOCCULATION
* 99 LICK FLOCCULATION WITH FLOC DIAMETER ADVECTION
* ISNDVW: 0 USE CONSTANT SPECIFIED NON-COHESIVE SED SETTLING VELOCITIES
* OR CALCULATE FOR CLASS DIAMETER IF SPECIFIED VALUE IS NEG
* >1 FOLLOW OPTION 0 PROCEDURE BUT APPLY HINDERED SETTLING
* CORRECTION. VALUE INDICATES OPTION TO BE USED WITH EFDC
* FUNCTION CSNDSET(SND,SDEN,ISNDVW) VALUE OF ISNDVW INDICATES
* EXPONENTIAL IN CORRECT (1-SDEN(NS)*SND(NS)**ISNDVW
* KB: MAXIMUM NUMBER OF BED LAYERS (EXCLUDING ACTIVE LAYER)
* ISDTXBUG: 1 TO ACTIVATE SEDIMENT AND TOXICS DIAGNOSTICS
*
C36 ISEDINT ISEDBINT NSEDFLUME ISMUD ISBEDMAP ISEDVW ISNDVW KB ISDTXBUG