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

` }' -U( -A0 4
Elevation (ft)
Emergency
Spillway cfs
P Y ( )
Combined
Total
Discharge
(cfs)
7,490.00
0.000
0.000
7,490.50
0.000
0.000
7,491.00
0.000
0.000
7,491.50
0.000
0.000
7,492.00
0.000
0.000
7,492.50
0.000
0.000
7,493.00
0.000
0.000
7,493.50
0.000
0.000
7,494.00
0.000
0.000
7,494.50
0.000
0.000
7,495.00
0.000
0.000
7,495.50
3.625
3.625
7,496.00
48.400
48.400
7,496.50
99.605
99.605
7,497.00
167.398
167.398
Structure #15 ( Riprap Channel)
Reach 2 E Pit Ditch from EP2 to EP1
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 13.0
1.00
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
Filename: NTEP and Final East Pit Ditches 1024 2017 REV 1.sc4 Printed 03 -26 -2013
Exh. 7- 14R -28 Revision Date: 3/27/2013
Revision No.: TR -97
w/o Freeboard w/ Freeboard
Design Discharge:
22.74 cfs
Depth:
0.18 ft 1.18 ft
Top Width:
12.73 ft 16.73 ft
Velocity*:
X- Section Area:
2.24 sq ft
Hydraulic Radius:
0.175 ft
Froude Number *:
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.
Filename: NTEP and Final East Pit Ditches 1024 2017 REV 1.sc4 Printed 03 -26 -2013
Exh. 7- 14R -28 Revision Date: 3/27/2013
Revision No.: TR -97