2015-09-09_PERMIT FILE - C1981019A ‎(11)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 9/9/2015
• Doc Name: Permanent Channel Design
• Section_Exhibit Name: Exhibit 07 Item 20 Part E -ST
• Media Type: D
• Archive: Yes

TABLE 1, EXH. 7-20 PART E, CONTINUED, SECONDARY CHANNELS
S29-A Trib
100 year, 24 hour
Note 1)
15.0
918
15.0%
Trapezoidal,
2HA V
4.0
Riprap,
12' bottom
D50=12"
Trib. A Ditch
100 year, 24 hour
Note 1)
11.9
349
10.7%
Trapezoidal,
2HAV
4.0
Riprap,
12' bottom
D50=12"
Trib. C Ditch
100 year, 24 hour
Note 1)
6.0
422
o
14.8/0
Trapezoidal,
2H:1V
4.0
Riprap,
12' bottom
D50=12"
Trib. D Ditch
100 year, 24 hour
Note 1)
6.4
432
5.8%
Trapezoidal,
21-1:1V
4.0
Riprap,
12' bottom
D50=12"
Trib. F Ditch
100 year, 24 hour
Note 1)
12.0
618
o
15.2%
Trapezoidal,
2H:1 V
4.0
Riprap,
12' bottom
D50=12"
Trib. G Ditch
100 year, 24 hour
32.2 cfs
75.0
483
3.4-33%
Trapezoidal,
21-1:1V
4.0
Riprap,
12' bottom
D50=12"
Trib. H Ditch
100 year, 24 hour
Note 1)
50.0
508
3.8-24%
Trapezoidal,
2H:1 V
4.0
Riprap,
12' bottom
D50=12"
Trib. I Ditch
100 year, 24 hour
Note 1)
12.0
752
2.9-14%
Trapezoidal,
2HA V
4.0
Riprap,
12' bottom
D50=12"
Note 1) Flow parameters modelled for Trib G, the largest of the above watersheds, and then applied to all of the above ditches
Revision Date: 2/15/15
Exh. 7-20E-7 Revision No.: TR -105