PERMFILE136728

• Permit No: C1981013
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 18 SURFACE WATER CONTROL DESIGN DATA
• Media Type: D
• Archive: No

TABLE 4
MAX6IELL MINE
DRAINAGE STRUCTURES FOR DISTURBED RUNOFF
h11NE SITE DRAINAGES TO POND OO3
DITCH SA 003-1 TRAP
DTCH 1-AS D,1 TRI
CMP-1 D.1-ASCiRc
DTCH SA-2 CMP-1
002-3 TRI
DTCH lA-3 D.lA-2TRAP
CMP-5 D.lA-3
003-3 CIRC
DTCH SA-4 CMP-5 TRAP
CMP-6 D.lA-4CIRc
DTCH lA-5 CMP-6 TRAP
DITCH 5 003-4 TRAP
CMP-3 D.5
003-5 CIRC
DITCH 5-1 CMP-3 TRAP
DITCHES lA-5 AND 5-1
SPILLWAY 003. PARA
CMP-5
DITCH 5 /
D.5
L 003-4
003
DIMENSIONS (SLOPE LENGTH MAN. F
1.0
2.0
1.5
1.5
1.5
2.0
1.5
2.0
1.5
1.3
2.5
1:5
FLOW
2.0
4.0 1.0 0.9
17.0 0.0 2.6
1.0
7.0 0.0 1.2
7.0 2.0 5.6
5:0
10.0 2.0 2.f
4.0
10.0 2.0 1.1
12.0 6.0 1.5
0.8
10.0 2.0 1.1
INTO POND 003
30.0 1.0
CORRIGATED METAL PIPE CULVERT
DRAINAGE DITCH
DRAINAGE BASIN
SEDIMENTATIOPI POND
SO-YR PEAK
FLOW DEPTH V

440 0.04 5.9 4.7 0.9 2.2
320 0.04 100.2 4.7 0,6 2.7
50 0.024 5.7 4.7 1.0 3.6
620 0.04 16.5 7.8 1.1 2.6
260 0.04 53:6 7.8 0.6 4.7
]20 0.024 27.4 20.6 1.3 9.6
580 0.04 43.7 20.6 1.] ti 1
35 C.024 24.5 20.6 1.4 8.7
710 0.04 31.4 20.6 1.2 3.1
1380 0.04 47.4 15.8 0.7 3.0
100 0.024 19.2 18.7 2.0 4.5
420 0.04 30.8 18.7 1.2 3.0
50 0.04 178.6 39.3 0.9 2.8

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