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<br />
<br />LEGEND
<br />FLOOD PLAIN LIMITS
<br />
<br />::::::::::::::::::::::::::::::::
<br />................
<br />................
<br />................
<br />................
<br />................................
<br />................
<br />.:.:.:.:.:.:.:.:.:.:.:.:.:.:.:.:
<br />................
<br />................................
<br />................................
<br />................................
<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-\-.'.' . ~=s--
<br />6. 272
<br />station in 100 ft.
<br />o from lower study limit
<br />
<br />-Q-
<br />+
<br />~280
<br />
<br />(-69 INDEX NUMBER FOR COLORADO RIVER MAPPING PROJECT
<br />
<br />SHEETS 1-20 AND 23-29
<br />TOPOGRAPHY COMPILED BY PHOTOGRAMMETRIC METHODS FROM
<br />6" CF. L, VERTICAL AERIAL PHOTOGRAPHY TAKEN NOV. 15,16 a 17,
<br />1982. BASIS OF HORIZONTAL CONTROL: THE COLORADO STATE
<br />PLANE COORDI NATE SYSTEM, CENTRAL ZONE, LAMBERT
<br />CONFORMAL CONIC PROJECTION, THE FOllOWING (USC a GS AND
<br />lOR USGS) TRIANGULATION STATIONS WERE USED: CATHERINE
<br />COORDINATES X= 1,516,508.42 Y=581,255,78, GNAT-X=I,23I,566,60
<br />Y=523,643,10. BASIS OF VERTICAL CONTROL: USC a GS SEA lEVEL
<br />DATUM BASED ON THE FOllOWING BENCHMARKS: 0-156 ELEVATION
<br />CI92,284, 4870,74PS-ElEVATION 4869.860. PREPARED BY ANALYTICAL
<br />SURVEYS,INC. 4167 SINTON ROAD. COLORADO SPRINGS, CO. 80907.
<br />
<br />SHEETS 21 8 22
<br />COORDINATE SYSTEM IS THE MODIFIED COLORADO STATE PLANE
<br />COORDINATE SYSTEM, CENTRAL ZONE, lAMBERT CONFORMAL
<br />CONIC PROJECTION. THE FOLLOWING (USC 8G AND USGS)
<br />TRIANGULATION STATIONS WERE USED: DRY HOllOW x= 1,395,770.68,
<br />Y=613,033,61, CASTLE X=I,432,094,81, Y=623,300.73, ANTLER
<br />x= 1,371,760.95, Y=630,47831. BASIS OF VERTICAL CONTROL:
<br />USC e. GS 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 />
<br />o
<br />o
<br />o
<br />
<br />SHEET INDEX
<br />STREAM MAP SHEET STREAM MAP SHEET
<br />PORCUPINE CR. I - 3 GARFIEL 0 CR, 15-16
<br />BEAVER CR 184 ALKALI CR. 17-18
<br />MAMM CR. 5 - 8 S. CANYON CR. 19-22
<br />DRY HOLLOW CR. 9 -10 CANYON CR 23-24
<br />DIVIDE CR, II -14 ELK CR. 25-29
<br />
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<br />
<br />c=~-~~-
<br />
<br />!-REVISION
<br />
<br />DATE
<br />
<br />BY
<br />
<br />(J U. S. DEPARTMENT OF AGRICULTURE
<br />~ SOIL CONSERVATION SERVICE
<br />
<br />o
<br />o
<br />o
<br />o
<br />())
<br />r<>
<br />.
<br />
<br />FLOOD PLAINS
<br />FLOOD PLAIN MANAGEMENT STUDY
<br />COLORADO RIVER TRIBUTARIES
<br />IN GARFIELD COUNTY
<br />COLORADO
<br />o 200 400
<br />
<br />w
<br />
<br />200
<br />.
<br />SCALE
<br />
<br />600
<br />,
<br />FEET
<br />
<br />IN
<br />
<br />SHEET 10 OF 29
<br />
|