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MEA100.RE5 <br />SUBAREA AREA(ACRES) = 2.82 INITIAL SUBAREA RUNOFF(CFS) = 15.63 <br />** ADD SUBAREA RUNOFF TO MAINLINE AT MAINLINE Tc: <br />MAINLINE Tc(MIN.) = 6.94 <br />* 100 YEAR RAINFALL INTENSITY(INCH/HR) = 5.129 <br />SUBAREA AREA(ACRES) = 2.82 SUBAREA RUNOFF(CFS) = 12.94 <br />EFFECTIVE AREA(ACRES) = 6.65 AREA -AVERAGED Fm(INCH/HR) = 0.03 <br />AREA -AVERAGED Fp(INCH/HR) = 0.30 AREA -AVERAGED Ap = 0.10 <br />TOTAL AREA(ACRES) = 6.6 PEAK FLOW RATE(CFS) = 30.52 <br />FLOW PROCESS FROM NODE 124.00 TO NODE 150.00 IS CODE = 41 <br />>>>>>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA<<<<< <br />>>>>>USING USER -SPECIFIED PIPESIZE (EXISTING ELEMENT)<<<<< <br />---------------------------------------------------------------------------- <br />----------------------------------------- <br />ELEVATION DATA: UPSTREAM(FEET) = 140.30 DOWNSTREAM(FEET) = 138.90 <br />FLOW LENGTH(FEET) = 201.00 MANNING'S N = 0.013 <br />ASSUME FULL -FLOWING PIPELINE <br />PIPE -FLOW VELOCITY(FEET/SEC.) = 9.71 <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) = 30.52 <br />PIPE TRAVEL TIME(MIN.) = 0.34 Tc(MIN.) = 7.28 <br />LONGEST FLOWPATH FROM NODE 120.00 TO NODE 150.00 = 1109.00 FEET. <br />**************************************************************************** <br />FLOW PROCESS FROM NODE 150.00 TO NODE 150.00 IS CODE = 1 <br />---------------------------------------------------------------------------- <br />>>>>>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« <<< <br />>>>>>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES<<<<< <br />---------------------------------------------------------------------------- <br />TOTAL NUMBER OF STREAMS = 2 <br />CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE: <br />TIME OF CONCENTRATION(MIN.) = 7.28 <br />RAINFALL INTENSITY(INCH/HR) = 4.99 <br />AREA -AVERAGED Fm(INCH/HR) = 0.03 <br />AREA -AVERAGED Fp(INCH/HR) = 0.30 <br />AREA -AVERAGED Ap = 0.10 <br />EFFECTIVE STREAM AREA(ACRES) = 6.65 <br />TOTAL STREAM AREA(ACRES) = 6.65 <br />PEAK FLOW RATE(CFS) AT CONFLUENCE = 30.52 <br />** CONFLUENCE DATA ** <br />STREAM <br />Q <br />Tc <br />Intensity <br />Fp(Fm) Ap <br />Ae HEADWATER <br />NUMBER <br />(CFS) <br />(MIN.) <br />(INCH/HR) <br />(INCH/HR) <br />(ACRES) NODE <br />1 <br />37.42 <br />8.57 <br />4.545 <br />0.30( 0.03) 0.10 <br />9.0 110.00 <br />2 <br />30.52 <br />7.28 <br />4.988 <br />0.30( 0.03) 0.10 <br />6.6 120.00 <br />Page 10 <br />