2013-04-08_PERMIT FILE - C1981019A ‎(2)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 4/8/2013
• Doc Name: East Pit Recl Sequencing & Ditch Designs for Prospect Ditch, N Tribut E Pit Ditch & Final E Pit Ditc
• Section_Exhibit Name: Exhibit 07 Item 14 Appendix Exh7-14R
• Media Type: D
• Archive: Yes

Velocity and Manning's n calculations may not apply for this method.
Structure #9 (Null)
Node jct NTEP and E Pit Ditches
Structure #1 (Null)
NTEP Ditch hdwtrs where Subwshd W enters
Structure #2 (Null
Overland flow from Hdwtrs to NTEP Ditch
Structure #3 (Null
Start rock lined N Trib Ditch Sta 18 +32
Structure #4 (Riprap Channel)
Subwshd N enters Upper half of Reach 2 NTEP Ditch
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Bottom Left Right
w/o Freeboard w/ Freeboard
X- Section Area:
2.06 sq ft
Hydraulic Radius:
0.161 ft
Froude Number *:
12.30 ft 16.30 ft
Manning's n *:
Dmin:
2.00 in
D50:
6.00 in
Dmax:
7.50 in
Velocity and Manning's n calculations may not apply for this method.
Structure #9 (Null)
Node jct NTEP and E Pit Ditches
Structure #1 (Null)
NTEP Ditch hdwtrs where Subwshd W enters
Structure #2 (Null
Overland flow from Hdwtrs to NTEP Ditch
Structure #3 (Null
Start rock lined N Trib Ditch Sta 18 +32
Structure #4 (Riprap Channel)
Subwshd N enters Upper half of Reach 2 NTEP Ditch
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Bottom Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Width (ft) Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
12.00 2.0:1 2.0:1 10.3
1.00
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
'12
Filename: NTEP and Final East Pit Ditches 1024 2017 REV 1.sc4 Printed 03 -26 -2013
Exh. 7- 14R -31 Revision Date: 3/27/2013
Revision No.: TR -97
w/o Freeboard w/ Freeboard
Design Discharge:
6.17 cfs
Depth:
0.07 ft 1.07 ft
Top Width:
12.30 ft 16.30 ft
Velocity*:
X- Section Area:
0.90 sq ft
Hydraulic Radius:
0.073 ft
Froude Number *:
Manning's n *:
'12
Filename: NTEP and Final East Pit Ditches 1024 2017 REV 1.sc4 Printed 03 -26 -2013
Exh. 7- 14R -31 Revision Date: 3/27/2013
Revision No.: TR -97