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SUBAREA AREA(ACRES) = 4.44 SUBAREA RUNOFF(CFS) = 7.50 <br /> ® EFFECTIVE AREA(ACRES) = 154.40 AVERAGED Fm(INCH/HR) _ .07 <br /> TOTAL AREA(ACRES) = 161.34 <br /> PEAK FLOW RATE(CFS) = 286.05 <br /> TC(MIN. ) = 25.41 <br /> **************************************************************************** <br /> FLOW PROCESS FROM NODE 1.08 TO NODE 1.09 IS CODE = 1 <br /> ---------------------------------------------------------------------------- <br /> »»>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE«<<< <br /> TOTAL NUMBER OF STREAMS = 2 <br /> CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE: <br /> TIME OF CONCENTRATION(MIN. ) = 25.41 <br /> RAINFALL INTENSITY(INCH/HR) = 2.13 <br /> AVERAGED Fm(INCH/HR) = .07 <br /> EFFECTIVE STREAM AREA(ACRES) = 154. 40 <br /> TOTAL STREAM AREA(ACRES) = 161.34 <br /> PEAK FLOW RATE(CFS) AT CONFLUENCE = 286.05 <br /> **************************************************************************** <br /> FLOW PROCESS FROM NODE 1.20 TO NODE 1.21 IS CODE = 2 <br /> ---------------------------------------------------------------------------- <br /> >>>>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS««< <br /> NATURAL AVERAGE COVER <br /> TC = K* [ (LENGTH** 3.00) /(ELEVATION CHANGE) )** .20 <br /> INITIAL SUBAREA FLOW-LENGTH(FEET) = 1000.00 <br /> ® UPSTREAM ELEVATION(FEET) = 178.00 <br /> DOWNSTREAM ELEVATION(FEET) = 40.00 <br /> ELEVATION DIFFERENCE(FEET) = 138.00 <br /> TC(MIN. ) = .706* [ ( 1000.00** 3.00) / ( 138.00) ]** .20 = 16.628 <br /> 1000 YEAR RAINFALL INTENSITY(INCH/HR) = 2.695 <br /> *USER SPECIFIED(SUBAREA) : <br /> NATURAL OR AGRICULTURE SUBAREA LOSS RATE, Fm(INCH/HR) _ .0500 <br /> SUBAREA RUNOFF(CFS) = 20.76 <br /> TOTAL AREA(ACRES) = 8.72 PEAK FLOW RATE(CFS) = 20.76 <br /> **************************************************************************** <br /> FLOW PROCESS FROM NODE 1.21 TO NODE 1.22 IS CODE = 9 <br /> ---------------------------------------------------------------------------- <br /> »»>COMPUTE "V" GUTTER FLOW TRAVEL TIME THRU SUBAREA««< <br /> UPSTREAM NODE ELEVATION(FEET) = 40.00 <br /> DOWNSTREAM NODE ELEVATION(FEET) = 38.00 <br /> CHANNEL LENGTH THRU SUBAREA(FEET) = 350.00 <br /> "V" GUTTER WIDTH(FEET) = .00 GUTTER HIKE(FEET) _ .001 <br /> PAVEMENT LIP(FEET) = .001 MANNING°S N = .0150 <br /> PAVEMENT CROSSFALL(DECIMAL NOTATION) _ .50000 <br /> MAXIMUM DEPTH(FEET) = 5.00 <br /> 1000 YEAR RAINFALL INTENSITY(INCH/HR) = 2.636 <br /> *USER SPECIFIED(SUBAREA) : <br /> NATURAL OR AGRICULTURE SUBAREA LOSS RATE, Fm(INCH/HR) = .0500 <br /> TRAVEL TIME THRU SUBAREA BASED ON VELOCITY(FEET/SEC. ) = 6.43 <br /> AVERAGE FLOW DEPTH(FEET) = 1.75 FLOOD WIDTH(FEET) = 6.99 <br /> "V" GUTTER FLOW TRAVEL TIME(MIN. ) _ .91 TC(MIN. ) = 17.53 <br /> ® SUBAREA AREA(ACRES) = 15.93 SUBAREA RUNOFF(CFS) = 37.08 <br /> EFFECTIVE AREA(ACRES) = 24.65 AVERAGED Fm(INCH/HR) _ .05 <br />