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Type.... Tc Calcs Page 1.01 <br />Name.... SUBAREA ON 30 B <br />File .... \ \VBOXSVR \Documents \Cotter Corp \JD- 9 \JD -9 REV 07 22 13.PPW <br />......... ............................... <br />TIME OF CONCENTRATION CALCULATOR <br />---------------------------- <br />Segment #1: Tc: TR -55 Sheet <br />Mannings n .0350 <br />Hydraulic Length 185.00 ft <br />2yr, 24hr P 1.9000 in <br />Slope .046700 ft /ft <br />Avg.Velocity .67 ft /sec <br />Segment #1 Time: .0771 hrs <br />----------------------------------------------------------------- - - - - -- <br />Segment #2: Tc: TR -55 Sheet <br />Mannings n .0450 <br />Hydraulic Length 115.00 ft <br />2yr, 24hr P 1.9000 in <br />Slope .591000 ft /ft <br />Avg.Velocity 1.37 ft /sec <br />Segment #2 Time: .0233 hrs <br />---------------------------------------------------- ---- - - - - -- <br />Segment #3: Tc: TR -55 Channel <br />Flow Area 1.0000 sq.ft <br />Wetted Perimeter 5.00 ft <br />Hydraulic Radius .20 ft <br />Slope .073000 ft /ft <br />Mannings n .0350 <br />Hydraulic Length 110.00 ft <br />Avg.Velocity 3.93 ft /sec <br />Segment #3 Time: .0078 hrs <br />Total Tc: .1082 hrs <br />S /N: 72100100709'7 O'Connor Design Group <br />PondPack Ver. 9.0046 Time: 3:58 PM Date: 7/29/2013 <br />