2020-05-07_PERMIT FILE - C1981010A ‎(3)‎

• Permit No: C1981010A
• IBM Index Class Name: Permit File
• Doc Date: 5/7/2020
• Doc Name: page 4-172 to 4-222z
• Section_Exhibit Name: 4.8 Hydrologic Impacts
• Media Type: D
• Archive: Yes

Table 4.8-7 Embankment Designs Page 1
Elevation Max.W. S. Top of
Upstream Elevation 25-Yr, Embankment
Sedimentation Pond Toe Principal Spillway Emergency Spillway 24-Hr Event Elevation Freeboard
(ft) Stage(ft) Elevation(ft) Diameter-d(in) Stage(ft) Elevation(ft) Width-b(ft) (ft) (ft) (ft)
Impoundment"H" -- -- -- --
Johnson#6 -- -- --
-- -- -- -- -- -- --
Johnson#7R -- -- --
-- -- -- -- -- -- --
Johnson#8R -- -- --
-- -- -- -- -- -- --
Johnson#9R -- -- -- --
Johnson#1 OR -- -- --No Name#2 -- -- --
No Name#4 -- -- -- -- -- --
No Name#5R00
-- -- -- -- -- --
Coyote -- -- --
Ute#1 R -- -- -- --
Middle Pyeatt#1 -- -- -- --
Middle Pyeatt#2 -- -- -- -- -- --
Middle Pyeatt#3 -- -- -- --
3 C_
O
D
Note:Elevations are based on current topographic information obtained from aerial photographs. Actual elevations will vary according to actual field conditions after topsoil removal but
relative elevations should remain the same.
' r -) (1) Single open-channel design.
V 7b (2) As-built information.
L (3)West Horse is a mostly incised structure with a small(3 ft.)embankment
(4)The Deal Gulch embankment is 6.0 feet tall as measured from the upstream toe.The remainder of the capacity comes from the incised portion
C* Updated 4/17