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<br />LANDMARK MAPPING
<br />LAKEWOGO, COLORADO
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<br />RIO GRANDE SHEET INDEX
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<br />BASIS OF HORIZONT AL CONTROL:
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<br />THE COLORADO STATE PLANE COORDINATE SYSTEM
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<br />SOUTH ZONE LAMBERT CONFORMAL PROJECTION
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<br />THE FOLLOWING USC & GS TRIANGULATION
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<br />STATIONS WERE USED:
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<br />GRANGER
<br />PLAZA
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<br />370,705.65
<br />357,055 .90
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<br />1,705,404.87
<br />1,778,401.19
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<br />BASIS OF VERTICAL CONTROL:
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<br />USC & GS SEA LEVEL DATUM TIED TO THE
<br />FOLLOWING BENCHMARKS
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<br />N-163
<br />R-163
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<br />Y-163
<br />BM-7874
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<br />W-163
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<br />TOPOGRAPHY ON THIS MAP COMPLIES WITH
<br />NATIONAL MAP ACCURACY STANDARDS.
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<br />COMPILATION BY PHOTOGRAMMETRIC METHODS
<br />FROM 6'C.F.L. VERTICAL AERIAL PHOTOGRAPHY
<br />FLOWN MAY 5, 1986
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<br />LEGEND
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<br />500 YEAR
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<br />100 YEAR
<br />FLOOD
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<br />8068
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<br />500 YEAR
<br />100YEAR FLOOD ELEV,
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<br />"STREAM STATION IN 100 FT.
<br />FROM LOWER STUDY LIMIT
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<br />INDEX CONTOURS
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<br />4'CONTOURS
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<br />2' INTERPOLATED CONTOURS
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<br />APPOX. SECTION LINES
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<br />CROSS SECTIONS
<br />HORIZ. CONTROL
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<br />PHOTO CENTER
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<br />GRID POINT
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<br />200 0
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<br />200
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<br />400
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<br />CONTOUR 4
<br />INTERPOLATED
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<br />FEET
<br />2 FEET
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<br />^ U,S,DEPARTMENT OF AGRICULTURE
<br />~ SOIL CONSERVATION SERVICE
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<br />FLOOD PLAINS
<br />FLOOD PLAIN MANAGEMENT STUDY
<br />RIO GRANDE NEAR DEL NORTE
<br />IN RIO GRANDE COUNTY
<br />COLORADO
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<br />SHE ET .!L. 0 F -2.Q..
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