PERMFILE109938

• Permit No: C1980005A
• IBM Index Class Name: Permit File
• Doc Date: 8/5/1998
• Doc Name: CHANNEL PM-17 PROFILE
• Section_Exhibit Name: TAB 7 EXHIBIT 7-20 SHEET 17 OF 23
• Media Type: M
• Archive: Yes

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Pemnit Number
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j Class: 0 Revision
TypelSeQ____ _._.___._._.__._._._._____._
Class: ❑ Report ❑Hydro ❑General
Dm_Typ? ____— __.----- _— ______________.— w
OApPlicadon (Coal only) Bond Enforcement ❑Inspection
TYPICAL GRAVEL LINED CHANNEL
NOT TO SCALE
DISTANCE (FT)
S11 PM -17 CHANNEL PROFILE
NOTES:
1.) CHANNEL WAS DESIGNED TO SAFELY CONVEY RUNOFF RESULTING FROM THE
10 YEAR, 24 HOUR STORM EVENT.
2.) DESIGN FLOW ROUNDED TO NEAREST WHOLE CFS FROM SEDCAD HYDROLOGIC ANALYSIS,
3.) DEPTH OF FLOW BASED ON MINIMUM GRADE.
4.1 VELOCITY BASED ON MAXIMUM GRADE.
5.) CHANNEL TO BE GRAVEL LINED 13 INCH MINUS MATERIAL).
RECEIVED
AUG 5 use
DIV OF MINERALS
& GEOLOGY
SCALE
zoo• o zoo• 400•
HMZOfRAL! 11131TICAL
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Channel
Design Flow
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1
Bottom Width
Slde Slope
Depth of
Velocity
Freebosrd
Total Depth
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Flow IDI Itt1
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1 34
1.0 -13.0
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563
03
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Gravel
NOTES:
1.) CHANNEL WAS DESIGNED TO SAFELY CONVEY RUNOFF RESULTING FROM THE
10 YEAR, 24 HOUR STORM EVENT.
2.) DESIGN FLOW ROUNDED TO NEAREST WHOLE CFS FROM SEDCAD HYDROLOGIC ANALYSIS,
3.) DEPTH OF FLOW BASED ON MINIMUM GRADE.
4.1 VELOCITY BASED ON MAXIMUM GRADE.
5.) CHANNEL TO BE GRAVEL LINED 13 INCH MINUS MATERIAL).
RECEIVED
AUG 5 use
DIV OF MINERALS
& GEOLOGY
SCALE
zoo• o zoo• 400•
HMZOfRAL! 11131TICAL
W
z
0
1=
a
W
J
w