PERMFILE108284

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Ditches & Culverts
• Section_Exhibit Name: Exhibit 66 Sly Gulch Hydrology Part 2
• Media Type: D
• Archive: Yes

Diameter: 12 inches
Headwater Discharge Flow
• -----(ft)---- ---(cfs)--- ----Contr ol-------------- --T~e-

0.30
0.49
Outlet
(Subcritical) -
1
0.60 0.98 Inlet (Supercritical) 3
0.90 1.79 Outlet (Subcritical) 1
1.20 2.65 Inlet (Supercritical) 4
1.50 3.13 Outlet 6
1.80 3.34 Outlet 6
2.10 3.56 Outlet 6
2.40 3.78 Outlet 6
2.70 3.99 Outlet 6
3.00 4.16 Outlet 6
3.30 4.33 Outlet 6
3.60 4.50 Outlet 6
3.90 4.66 Outlet 6
4.20 4.83 Outlet 6
4.50 5.00 Outlet 6
* (Transiti
-------------
------------- on Region -
-----------
----------- Data may
---------
--------- need to be smoothed.)
-------------------------
-------------------------
Diameter: 15 inches
Headwater Discharge Flow
(ft)
------------- (cfs)
----------- Contr
--------- ol
---------------- Type
---------
0.30 0.57 Outlet (Subcritical) 2
•
0.60 1.24 Inlet (Supercritical) 3
0.90 2.25 Inlet (Supercritical) 3
1.20 3.44 Outlet (Subcritical) 2
1.50 4.71 Inlet (Supercritical) 4
1.80 5.46 Inlet 5
2.10 6.04 Outlet 6
2.40 6.40 Outlet 6
2.70 6.76 Outlet 6
3.00 7.10 Outlet 6
3.30 7.41 Outlet 6
3.60 7.72 Outlet 6
3.90 8.03 Outlet 6
4.20 8.30 Outlet 6
4.50 8.57 Outlet 6
* (Transition Region -
------------------------
------------------------ Data may
---------
--------- need to be smoothed.)
-------------------------
-------------------------
Diameter: 18 inches
Headwater Discharge Flow
(ft)
------------- (cfs)
------------ Contr
-------- ol
---------------- Type
---------
0.30 0.64 Outlet (Subcritical) 2
0.60 1.49 Inlet (Supercritical) 3
0.90 2.70 Inlet (Supercritical) 3
1.20 4.13 Inlet (Supercritical) 3
•
1.50 5.78 Inlet (Supercritical) 3
1.80 7.46 Inlet (Supercritical) 3
2.10 8.87 Inlet 5
2.40 9.64 Outlet 6