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2014-02-07_REVISION - M1977306
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2014-02-07_REVISION - M1977306
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Entry Properties
Last modified
6/15/2021 2:30:06 PM
Creation date
2/11/2014 1:27:24 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1977306
IBM Index Class Name
Revision
Doc Date
2/7/2014
Doc Name
Response to Drainage Design Adequacy JD-P Mine AM01
From
Cotter (OConner)
To
DRMS
Type & Sequence
AM1
Email Name
THM
TC1
TAK
GRM
Media Type
D
Archive
No
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,,,De.. .. Tc Calcs Page 6.07 <br /> `Tame.. . . SUBAREA OFF 20B <br /> =ile.... C:\Documents and Settings\Patrick\MV Documents\COTTER JD-9.PPW <br /> .. .... . . . . . . . . ... .. ... .. . ... . ... . <br /> TIME OF CONCENTRATION CALCULATO: <br /> ------------------------------------------------------------------------ <br /> ;eament #1: Tc: TR-55 Sheet <br /> Manninas n .04�_, <br /> Hvdraulic Length 100.C: <br /> 2yr, 24hr P 1.900C <br /> Slone .120000 ft/_ <br /> =.va.Velocity .77 ft/sec <br /> Eeament #1 Time: .0359 hrs <br /> ------------------------------------------------------------------------ <br /> Seament #2: Tc: TR-55 Shalio. <br /> Hydraulic Length 100.00 -_ <br /> Slone .120000 ft/= <br /> "nnavea <br /> Avg.Velocity 5.59 ft/sec <br /> Segment #2 Time: .0050 nr: <br /> ------------------------------------------------------------------------ <br /> Segment #3: Tc: TR-55 Channe_ <br /> ?low Area 2.0000 sa.ft <br /> -etted Perimeter 4.00 ft <br /> vdraulic Radius .50 ft <br /> Slone .120000 ft/ft <br /> Manninas n .0350 <br /> Hvdraulic Length 200.00 f- <br /> Ava.Velocity 9.29 ft/sec <br /> :eament #3 Time: .0060 hrs <br /> ------------------------------------------------------------------------ <br /> ------------------------- <br /> Total Tc: .0469 nr& <br /> Calculated Tc < M3n.Tc, <br /> Use Minimum _z \\ <br /> -Use-Tc-_------.0833-hrs <br /> -s SA1�N4`l�iCm�N�M��I <br /> S/N: 721001007097 O'Connor Design Grog:_ <br /> PondPack Ver. 9.0046 Time: 4:04 PM Date: 1/30/201- <br />
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