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<br />A. Collectmg and preliminary processing <br /> <br />Measurement 1 at cross-section x <br />~ <br /> <br /> ~ <br /> Meas.Jre~aIongll <br /> CI'OS&5KOOtIusoog a sonie-deplh <br /> soundet.ln8l1<!n'iJhonlonlal <br /> pOIitloneYel'y6~Qnetlart <br /> TOlalol10trans<<:tscotnpleted <br />r Q9Iil'~sounderd'lart& <br />I tnl8rpo1allltlorizOl1talpoelOOm <br />10 O.2!HrleterItlCfeIl18(ItI <br />Con'IIer1deplhslObedelfwalions(C8lasel <br />.'J and ,nlefpolate elevaliQn dala at <br />O.25-meterirlcrement.loralllOIrllnsectll <br />c.lculale II mean bed elewlion (data sel <br />Bl) lor $ilCh O.25--meler If'lCfement USiI'lO <br /> datalromlhe10lransects <br /> <br />Measurement 2 at cross-section x <br />Slart <br />T <br /> <br />Measure depms alOn9 8 <br />crosssecbonusinga$Of\il:-dep!h <br />$OI..Inder.mar\<irlghorlZOtllal <br />po5IbQn~6~Qndlart, <br />TotaloflOmtnsectscomplel<<l <br />, <br />OIQIbzesonic~iIOUOderCh8rts <br /> <br />Step 1 <br /> <br />Step 2 <br /> <br />SlepJ <br /> <br />~ <br />InI8lpolatehorilonlalpol5ir~ <br />10 O..25-meler iI'Il::rements <br />.L <br />Conven depthS to bed 8leva1iOnll (data set <br />.2) IInd inle'pO!lIte elcMltJOn dala lit each <br />025-merer inCrement lor aQ 10 lf8nsec\s <br />.L <br />Calculate8me8nbedelevllrion(dalasel <br />B2) for Nd1 0-2S-fneler tnCf8ITl8nl using <br />dltlalromlhe10lrens.etU <br />.j. <br /> <br />Slep4 <br /> <br />StepS <br /> <br />~ <br /> <br />CB::> <br /> <br />B. Calculating change in area at cross-section x. between measurements 1 and 2 <br /> <br />~ <br /> <br />Use.' and"2dataforinc::rementlwherelis <br />me 025-me\er inCflImenl along the cross &eCtlOn <br /> <br />USe 81 and B2 dala <br />lDrirlctememl <br /> <br />y" <br /> <br /> <br />No <br /> <br />Subtract mean eleY81ione '*- <br />meaSUf9lTlllf'lts1 and2alincntmentl <br />Ddr(lj.(B2{1)-B1(I)) <br /> <br />Meanel8vallOnbetween <br />measurements 1 and 2 III Increment i <br />D,,"(I)..O <br /> <br />T <br />I Clllr;ulalBchangein_lorincremenll I <br />MM(Il..l)f!'(lj-O.25 r <br /> <br />AccumuIelerolalCh8ngeinaf98 <br />A~,.AfN...-+AtN(l) <br /> <br />T <br />CalcuIalechange ina'N lor increment I <br />AIlM(lj.O,I1(TJ-02S.0 <br /> <br />1:1. 1 umileachO.25-meter <br />increment has been evaluated <br /> <br />TotalCf\ar>glllflareabetweefl <br />motaSUt8m&MtlI anIl2lorerossseclion. <br />A,'l!III~.NM_ <br /> <br />T <br />CB::> <br /> <br />Figure 9 Data-collection and procesSing steps A. Sleps for collecting and prelimlOarv processlf1g of CfOss.sectlon <br />elevation data e, Procedure for calculatlOg the change In cross-sectional alea between !'NO successive measurements <br /> <br />18 Vlnllions in Sand Storage Measllred In Ihe Colorado Rivol Between Glen Canyon Oam and lava Falls Rapid. NOl1hern Afllona. 1992-9'9 <br />~ . <br />~P1.lI <br />