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<br />DAAlljAGE CRITERIA MANUAL <br /> <br />'" <br />~ <br />-I" <br />.>.< 8 <br />~ <br />II <br />0.. <br /> 6 <br />a: <br />w <br />~ <br />w <br />::IE <br />~ <br />a: <br />~ <br />0.. 4 <br />C) <br />Z <br />:ll: <br />~ <br />W <br />0.. <br /> 2 <br /> <br />RUNOFF <br /> <br />12 <br /> <br /> EQUATIONS OF CURVE: V <br /> 2 , / <br /> p = aI. + bI. + c <br /> / <br /> Eqn. a b c /" <br /> 1 +.002450 -.0120 + 2.16 / <br /> 2 -.00091 +.228 - 2.06 V <br /> I <br /> / <br /> / <br /> / <br /> / <br /> .. V <br /> / <br /> - ,/' <br /> Eqn. No.1 Eqn. No.2 <br />-, <br /> '. <br /> <br />10 <br /> <br />o <br />o <br /> <br />20 40 60 <br />PERCENT IMPERVIOUS - X. <br /> <br />80 <br /> <br />100 <br /> <br />FIGURE 4 - 3. <br /> <br />RELATIONSHIP BETWEEN PEAKING <br />PARAMETER AND IMPERVIOUSNESS <br /> <br />11-15-82 <br /> <br />UR8AN DRAINAGE & FLOOD CONTROL DISTRICT <br /> <br />10 <br /> <br />LI~IIDC <br /> <br />~ <br />