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<br />Table 6 (con't) <br />Study Peconmendedl <br />settin Approach <br />Ili. River or site <br />specific Instreaus <br />flow studies dr <br />EIS. Conflict <br />With other Water <br />uses moderate qr . <br />hlgir. •: <br />D. Complex. Olk". Rating curve with <br />ble charnelI three or more (pref.: <br />° channel corn- erably more) sets of <br />figuration i::?f lend measurementsi <br />changes ra- <br />VIdly spatial <br />Y_ Large bed <br />element streams <br />C. Fluid bed Manning equation, <br />stream. Crots step-backwater com- <br />sectional 64- putation procedure. <br />figuration Calibration measure- <br />changes ra- grents made at several <br />pidly with discharges. <br />time. <br /> <br />C <br />Advantages <br />Disadvantages <br />Easier calibratioh Considerable inVes Went <br />of field data in in data eoilection. <br />model. 1119h accuracy <br />of predictions. <br />Large range of flows <br />)nay be simulated, <br />Simulation capa- Acchracy depends on <br />blllty hot limited cross soctlonal and <br />by "constaht" than- roughness variabilityy. <br />hel. Large range of considerable data col- <br />flows can be simu- lection requirement. <br />lated if calibra- <br />tloh f1oWs properly <br />sj,aced: <br />pa es <br />1y-15 <br />21 <br />rz-1y <br />15- 21