PERMFILE46989

• Permit No: C1981044
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Pages 60-167
• Section_Exhibit Name: Exhibit 18 Drainage Part 2
• Media Type: D
• Archive: No

Cyprus Empire Corporation

*
* RESULTS TO DRAINAGE TO POND 9-Pl
* *
* ******************************************************************** ******** **

* Total Drainage Area to This Point = 36.410 acres
* Drainage Area Between Previous Structure and This One = 7.952 acres
* *
* Basin Trap Efficiency = 99.918 $
* *
* EMERGENCY SPILLWAY OUTSLOPE DESIGN:
* *
* Design Discharge = 0.480 cfs
* Velocity = 1.280 fps
* Depth of Flow = 0.017 feet
* Manning's n = 0.020
* D50 Channel Bed = 0'.018 feet
* D50 Channel Bank = 0.017 feet
* *
* DETAILED STAGE-DISCHARGE INFORMATION
* *
* TOTAL
* ELEVATION STAGE PSW #1 ESW DI SCHARGE
* (ft) (cfs) (cfs) (cfs)

* o.oo o.o0 0.00 0.00
* 0.50 0.00 0.00 0.00
* 1.00 0.00 0.00 0.00
* 1.50 0.00 0.00 0.00
* 2.00 0.00 0.00 0.00
* 2.50 0.00 0.00 0.00
* 3.00 0.00 0.00 0.00
* 3.50 0.00 0.00 0.00
* 4.00 0.00 0.00 0.00
* 4.50 0.00 0.00 0.00
* 5.00 0.00 0.00 0.00
* 5.50 0.00 0.00 0.00
* 6.00 0.00 0.00 0.00
* 6.50 0.00 0.00 0.00
* 7.00 0.00 0.00 0.00
* 7.50 0.00 0.00 0.00
* 8.00 0.00 0.00 0.00
* 8.50 0.00 0.00 0.00
* 9.00 0.00 0.00 0.00
* 9.50 0.00 0.00 0.00
* 10.00 0.00 0.00 0.00
* 10.50 0.00 0.00 0.00
* 11.00 0.00 0.00 0.00
* 11.50. 0.00 0.00 0.00
* 12.00 0.00 0.00 0.00
* . 12.50 0.00 0.00 0.00
* 13.00 0.00 0.00 0.00
* 13.50 0.00 0.00 0.00
* 14.00 0.00 0.00 0.00
* 14.50 0.00 0.00 0.00
Exhibit 18 Revi sed 12/8/89
-87-