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MPC2.OUT <br />** ADD SUBAREA RUNOFF TO MAINLINE AT MAINLINE Tc: <br />MAINLINE Tc(MIN.) = 7.88 <br />* 2 YEAR RAINFALL INTENSITY(INCH/HR) = 1.743 <br />SUBAREA AREA(ACRES) = 3.53 SUBAREA RUNOFF(CFS) = 5.44 <br />EFFECTIVE AREA(ACRES) = 12.48 AREA -AVERAGED Fm(INCH/HR) = 0.03 <br />AREA -AVERAGED Fp(INCH/HR) = 0.30 AREA -AVERAGED Ap = 0.10 <br />TOTAL AREA(ACRES) = 12.5 PEAK FLOW RATE(CFS) = 19.24 <br />** PEAK FLOW RATE TABLE ** <br />STREAM Q <br />Tc <br />Intensity <br />Fp(Fm) <br />Ap <br />Ae <br />HEADWATER <br />NUMBER (CFS) <br />(MIN.) <br />(INCH/HR) <br />(INCH/HR) <br />(ACRES) <br />NODE <br />1 19.32 <br />7.38 <br />1.811 <br />0.30( 0.03) <br />0.10 <br />12.1 <br />330.00 <br />2 19.24 <br />7.88 <br />1.743 <br />0.30( 0.03) <br />0.10 <br />12.5 <br />300.00 <br />NEW PEAK FLOW DATA <br />ARE: <br />PEAK FLOW RATE(CFS) <br />= <br />19.32 Tc(MIN.) <br />= <br />7.38 <br />AREA -AVERAGED Fm(INCH/HR) <br />= 0.03 <br />AREA -AVERAGED <br />Fp(INCH/HR) <br />= <br />0.30 <br />AREA -AVERAGED Ap = <br />0.10 <br />EFFECTIVE <br />AREA(ACRES) <br />= <br />12.05 <br />FLOW PROCESS FROM NODE 350.00 TO NODE 351.00 IS CODE = 41 <br />>>>>>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA<<<<< <br />>>>>>USING USER -SPECIFIED PIPESIZE (EXISTING ELEMENT)<<<<< <br />ELEVATION DATA: UPSTREAM(FEET) = 145.00 DOWNSTREAM(FEET) = <br />143.80 <br />FLOW LENGTH(FEET) = 233.00 MANNING'S N = 0.013 <br />ASSUME FULL -FLOWING PIPELINE <br />PIPE -FLOW VELOCITY(FEET/SEC.) = 6.15 <br />PIPE FLOW VELOCITY = (TOTAL FLOW)/(PIPE CROSS SECTION AREA) <br />GIVEN PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1 <br />PIPE-FLOW(CFS) = 19.32 <br />PIPE TRAVEL TIME(MIN.) = 0.63 Tc(MIN.) = 8.01 <br />LONGEST FLOWPATH FROM NODE 300.00 TO NODE 351.00 = 1004.00 FEET. <br />---------------------------------------------------------------------------- <br />END OF STUDY SUMMARY: <br />TOTAL AREA(ACRES) = 12.5 TC(MIN.) = 8.01 <br />EFFECTIVE AREA(ACRES) = 12.05 AREA -AVERAGED Fm(INCH/HR)= <br />0.03 <br />AREA -AVERAGED Fp(INCH/HR) = 0.30 AREA -AVERAGED Ap = 0.100 <br />PEAK FLOW RATE(CFS) = 19.32 <br />** PEAK FLOW RATE TABLE ** <br />STREAM Q Tc Intensity Fp(Fm) Ap Ae <br />HEADWATER <br />NUMBER (CFS) (MIN.) (INCH/HR) (INCH/HR) (ACRES) <br />NODE <br />1 19.32 8.01 1.727 0.30( 0.03) 0.10 12.1 <br />330.00 <br />2 19.24 8.51 1.668 0.30( 0.03) 0.10 12.5 <br />---------------------------------------------------------------------------- <br />300.00 <br />--------------------------------- <br />END OF RATIONAL METHOD ANALYSIS <br />Page 8 <br />