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<br />MATCH SHEET C.23-1
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<br />
<br />FLOOD
<br />
<br />LEGEND
<br />PLAIN LIMITS
<br />
<br />
<br />100 YEAR
<br />FLOOD
<br />
<br />GROUND ELEVATION IN FEET ~ 5<80 ________
<br />MEAN SEA LEVEL DATUM
<br />CONTOUR INTERVAL 2,0'
<br />CROSS SECTION A. . A
<br />CROSS SECTION CONTINUED . ...
<br />
<br />INTERMITTENT STREAM
<br />HORIZONTAL CONTROL
<br />VERTICAL CONTROL
<br />PHOTO CENTER
<br />GRID POINT
<br />100 YEAR FLOOD ELEV.
<br />
<br />--t. ... -t-; -h.
<br />6. ~ Ctnltr Lint '\
<br />Station in 100ft.
<br />o from lower study limit
<br />
<br />-<)
<br />-L
<br />I
<br />5280
<br />
<br />C-69 INDEX NUMBER FOR COLORADO RIVER MAPPING PROJECT
<br />
<br />SHEETS 1,6 AND PARTS OF 2,7,10,11
<br />TOPOGRAPHY COMPILED BY PHOTOGRAMMETRIC METHODS FROM
<br />6" C.F.L. VERTICAL AERIAL PHOTOGRAPHY TAKEN NOV. 15,16 617,
<br />1982. BASIS OF HORIZONTAL CONTROL: THE COLORADO STATE
<br />PLANE COORDI NATE SYSTEM, CENTRAL ZONE, LAMBERT
<br />CONFORMAL CONIC PROJECTION. THE FOLLOWING (USC 6 GS AND
<br />lOR USGS) TRIANGULATION STATIONS WERE USED: CATHERINE
<br />COORDINATES X- 1,516,508.42 Y=58I,255.78. GNAT-X= 1,231,566.60
<br />Y'523,643.10. BASIS OF VERTICAL CONTROL: USC 6 GS SEA LEVEL
<br />DATUM BASED ON THE FOLLOWING BENCHMARKS: 0-156 ELEVATION
<br />6192.284. 4870.74PS-ELEVATlON 4869.860. PREPARED BY ANALYTICAL
<br />SURVEYS,INC. 4167 SINTON ROAD, COLORADO SPRINGS, CO. 80907.
<br />
<br />SHEETS 3,4,5,8,9,12,13,14 AND PARTS OF 2,7,10,11
<br />COORDINATE SYSTEM IS THE MODIFIED COLORADO STATE PLANE
<br />COORDINATE SYSTEM, CENTRAL ZONE, LAMBERT CONFORMAL
<br />CONIC PROJECTION. THE FOLLOWING (USC 6G AND USGS)
<br />TRIANGULATION STATIONS WERE USED: DRY HOLLOW X-',395,770.68,
<br />Y"613,033.6I, CASTLE X"I,432,094.8I, Y-623,300.73, ANTLER
<br />X=I,37I,760.95, Ya630,478.31. BASIS OF VERTICAL CONTROL:
<br />USC 6GS AND USGS. SEA LEVEL DATUM BASED ON THE FOLLOWING
<br />BENCHMARKS: RIFLE ELEV. 5319.199, NEW CASTLE ELEV.5747.82.
<br />TOPOGRAPHY COMPILED BY PHOTOGRAMMETRIC METHODS FROM
<br />6" CFL VERTICAL AERIAL PHOTOGRAPHY TAKEN JAN. 12, 1983.
<br />COMPILED BY BELL MAPPING CO.,500 KALAMATH ST, DENVER CO.
<br />LEGEND
<br />s (2) MAP SHEET NUMBER
<br />
<br />(5)
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<br />..
<br />;
<br />
<br />
<br />(4) .:
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<br />I
<br />
<br />(14)
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<br />R92W~IW
<br />T65' IT6S
<br />
<br />(I)
<br />
<br />1-70
<br />
<br />'(10)
<br />
<br />(6
<br />
<br />COLORAOO
<br />RIVER
<br />
<br />REVISION
<br />
<br />DATE
<br />
<br />BY
<br />
<br />o U. S. DEPARTMENT OF AGRICULTURE
<br />~ SOIL CONSERVATION SERVICE
<br />
<br />FLOOD PLAINS
<br />FLOOD PLA IN MANAGEMENT STUDY
<br />TOWN OF SILT
<br />IN GARFIELD COUNTY
<br />COLORADO
<br />o 200 400
<br />
<br />200
<br />
<br />,
<br />seA LE
<br />
<br />600
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<br />FEET
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