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<br />e (Q2)P <br /> <br />Cii <br />- <br />(J <br /> <br /> <br />0.385 <br /> <br />Tp=C 1~L3) <br /> <br />(Q,)p -------- <br /> <br />. <br /> <br />e <br /> <br />j- <br /> <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />.1.... <br />Time (Hrs) <br />(a) Assumed Triangular Hydrograph <br /> <br />L = Length of Longest <br />Watercourse in Miles <br /> <br />H =' Elevation Difference <br />in Feet <br /> <br />o <br /> <br />Tp <br /> <br />Tr~ 1.67 Tp -I <br /> <br /> Stage <br />~ Cii i Hydrograph <br />- <br />(J (J - <br /> Q) <br />0 0 01 <br />'" <br /> ... <br /> Ul <br />. <br /> <br /> <br />Time <br /> <br /> <br />Stage <br /> <br /> <br />Time <br /> <br />(b) Development of a Stage Hydrograph <br /> <br />e <br /> <br />FIGURE 6.7 COMPUTED HYDROGRAPHS <br /> <br />37 <br />