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CRDSS_Task2-03-2_ConversionOfArcInfoCoveragesToGRASS
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Last modified
9/25/2011 10:18:46 AM
Creation date
6/3/2008 1:51:45 PM
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Decision Support Systems
Title
CRDSS Task 2.03-02 - Conversion from Arc/Info Coverages to GRASS
Description
This Task Memoranda will describe the process of converting Arc/Info coverages to GRASS for use in individual CRDSS models.
Decision Support - Doc Type
Task Memorandum
Date
1/3/1997
DSS Category
GIS
DSS
Colorado River
Basin
Colorado Mainstem
Contract/PO #
C153658, C153727, C153752
Grant Type
Non-Reimbursable
Bill Number
SB92-87, HB93-1273, SB94-029, HB95-1155, SB96-153, HB97-008
Prepared By
Riverside Technology inc.
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DATAFILE NAME: SOILS_AWC.PAT <br />04/17/1996 <br /> 5 ITEMS: STARTING IN POSITION 1 <br /> COL ITEM NAME WDTH OPUT TYP N.DEC ALTERNATE NAME <br /> 1 AREA 8 18 F 5 <br /> 9 PERIMETER 8 18 F 5 <br /> 17 SOILS_AWC# 4 5 B - <br /> 21 SOILS_AWC-ID 4 5 B - <br /> 25 AWC 9 9 N 3 <br />Set switches and output file name: <br />ENTER COMMAND > CALC $COMMA-SWITCH = -1 <br />ENTER COMMAND > OUTPUT SOILS_AWC.TXT <br />Avoid the negative areas: <br />ENTER COMMAND > RES AREA GT 0 <br /> 865 RECORD(S) SELECTED <br />Print items to a file <br />ENTER COMMAND > PRINT AREA,SOILS_AWC-ID,SOILS_AWC#,AWC <br />Select coordinate items: <br />ENTER COMMAND > SEL SOILS_AWC.TIC <br /> 25 RECORD(S) SELECTED <br />View items available in coverage: <br />ENTER COMMAND > ITEMS <br /> DATAFILE NAME: SOILS_AWC.TIC <br />04/17/1996 <br /> 3 ITEMS: STARTING IN POSITION 1 <br /> COL ITEM NAME WDTH OPUT TYP N.DEC ALTERNATE NAME <br /> 1 IDTIC 4 5 B - <br /> 5 XTIC 8 18 F 5 <br /> 13 YTIC 8 18 F 5 <br />Set switches and outputs: <br />ENTER COMMAND > CALC $COMMA-SWITCH = -1 <br />ENTER COMMAND > OUTPUT SOILS_AWC.TIC <br />Print items to a file: <br />ENTER COMMAND > PRINT IDTIC,XTIC,YTIC <br />Exit Info: <br />ENTER COMMAND > Q STOP <br />4.quit ARC/INFO <br />Arc: QUIT <br />Exiting ARC ... <br />5.Note that two files are created in the current Arc directory called soils_awc.lin and soils_awc.pts. The files <br />created in Info are stored in the ?info? directory in the current Arc directory. Make a directory called ?arc? in <br />your GRASS mapset directory (i.e. /crdss/gis/grass/crdss_grass). <br />6.Move files from user workspace with extension *.lin, *.pts, /info/*.txt, /info/*.tic to the created ?arc? <br />subdirectory in your GRASS mapset. <br />Page 2 <br />01/03/97 2.03-02 - Lange <br />
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