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MPC2.OUT <br />SUBAREA RUNOFF(CFS) = 4.40 <br />TOTAL AREA(ACRES) = 2.52 PEAK FLOW RATE(CFS) = 4.40 <br />**************************************************************************** <br />FLOW PROCESS FROM NODE 331.00 TO NODE 340.00 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) = 150.00 DOWNSTREAM(FEET) = 145.30 <br />FLOW LENGTH(FEET) = 298.00 MANNING'S N = 0.013 <br />DEPTH OF FLOW IN 24.0 INCH PIPE IS 6.5 INCHES <br />PIPE -FLOW VELOCITY(FEET/SEC.) = 6.44 <br />GIVEN PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1 <br />PIPE-FLOW(CFS) = 4.40 <br />PIPE TRAVEL TIME(MIN.) = 0.77 Tc(MIN.) = 7.13 <br />LONGEST FLOWPATH FROM NODE 330.00 TO NODE 340.00 = 498.00 FEET. <br />**************************************************************************** <br />FLOW PROCESS FROM NODE 340.00 TO NODE 340.00 IS CODE = 1 <br />---------------------------------------------------------------------------- <br />>>>>>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« <<< <br />>>>>>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES<<<<< <br />TOTAL NUMBER OF STREAMS = 2 <br />CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE: <br />TIME OF CONCENTRATION(MIN.) = 7.13 <br />RAINFALL INTENSITY(INCH/HR) = 1.85 <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) = 2.52 <br />TOTAL STREAM AREA(ACRES) = 2.52 <br />PEAK FLOW RATE(CFS) AT CONFLUENCE = 4.40 <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 />10.57 <br />7.63 <br />1.776 <br />0.30( 0.03) 0.10 <br />6.4 300.00 <br />2 <br />4.40 <br />7.13 <br />1.847 <br />0.30( 0.03) 0.10 <br />2.5 330.00 <br />RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO <br />CONFLUENCE FORMULA USED FOR 2 STREAMS. <br />** PEAK FLOW RATE TABLE ** <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 />14.68 <br />7.13 <br />1.847 <br />0.30( 0.03) 0.10 <br />8.5 330.00 <br />2 <br />14.80 <br />7.63 <br />1.776 <br />0.30( 0.03) 0.10 <br />8.9 300.00 <br />Page 6 <br />