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<br />,. <br /> <br />Colorad() Wid (~1'. Cnnscrvatj on Boar'd <br />Flood Control and noodp)ain ManOleJement Section <br /> <br /> <br />A. <br /> <br />Topographic Bas(~ Mapping <br /> <br />1. Work Map Type: <br />:R;(( JJ.e.I~Y61l+1 tlO<<t:D, 'f,)f,~'Lt11 <br />Ih 'I f).e.h~ (flWt- I m-' I "()~ <br />:::> €-f c.. P / 4'1>0-[100 <br /> <br />2, <br /> <br />Features: <br /> <br />I <br /> <br />- <br /> <br /> <br />ContL1ur Interval: <br /> <br />5. <br /> <br />Scale: <br /> <br />6. <br /> <br />Spot Elevations: <br /> <br />i, <br /> <br />Cross Sections: <br /> <br />~ <br />cw? ~ <br />'\ \tf" <br /> <br />. <br /> <br />1 line 2e.\ RI1KA IrJh-3 <br />__ orthophoto r ("It 1 ~ \:>7' "1M..... <br />I^ectified phoLo ..,. -I 1'1'2..00 <br />___ USGS q.rad "'ap /'-, '1'13_ ~~ ' I <br />da te of photo 10 tf"O <br />date of map M~ lq'6~ _ <br />prepared by /J~ l.V/t.(~"~~Jnc..., <br /> <br />a. ~ natur'al, etc. <br />b. cu ltur;,ll., etc. .. j i <br />c. hydroll,gic , etc. '. ";A"J.. t^ <br />d. reference, etc, fJ,Ntwl t)" ~ <br />e. geographic, etc, <br /> <br />~ <br /> <br />/: <br />V <br /> <br />x <br />.)( <br /> <br />~ <br />..,/' <br />-L' <br /> <br />~ <br /> <br />-6- <br /> <br />.-USC&GS orUSG <br /> <br />original sealel . <br />1 inch equalsiOl? <br />f'<..~~ <br />road intersections <br />ne&r buildings <br /> <br />feet <br />I 1(:= ?o 0 r "t;.... 701/1 <br /> <br />D "lv-I <br />,'- <br />"~ ~ iJ~J'l..cf. <br />. I II <br />~ <br />~/.~ /lVh..tlr/l <br /> <br />photogrametric methods <br />from map contours <br />fr'om field surveys <br />perpend i cu lar to f lO1.A.1 <br />at changes in &rea <br />at changes in gradient <br />at bridges <br />at confluence with tributaries <br />at control sections <br />maximum percent change in E.G.L. <br />additional sections needed? <br />shown on work maps <br />shown on publi shed maps <br /> <br />slope <br />