PERMFILE65956

• Permit No: C1981010
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: STOCK POND CERTIFICATIONS
• Section_Exhibit Name: APPENDIX Q SECTION XXIX
• Media Type: D
• Archive: No

• s
TRAPPER MINING INC.
STOCK PONDS
SUMMARY OF HYDRAULIC INPUTS AND RESULTS
26-YEAR, 2/-HOUR STORM EVEN
Pond Run Y Peak Flow Runon Spillway Spilhvay Spillway Velocity Fbw Deplh• Required AcWel Rip-Rep••• Pond
(ds) Volume Bottum Widdl Side Slopes Sbpe DepN•• DepCr Vd.••••
(acre n) (n) I%) (mat (n) (f0 (n) (in) lac-K)
I O I o I o I o
JW14 E 0.07 0.01 6.0 4.SH:1V 8.0 6.0 0.7 0.7 0.01 0.01 1.01 2.0 WR N/R 0.06
JWl7 E 0.76 0.29 2.0 2H:1V 1.0 2.0 1.1 1.7 0.23 0.19 1.23 3.5 N/R N/R 0.21
JW76 E 0.23 0.03 5.0 2.SH:1V 0.5 2.0 0.6 0.6 0.06 0.05 1.06 4.5 N/R WR 0.16
JW79 E 0.55 0.07 0.0 2H:1V 1.4 2.0 1.6 1.9 0.41 0.36 1.41 4.0 N/R N/R 0.13
JW20 E t.03 0.39 6.0 2H:1V 1.0 4.0 1.1 1.7 0.15 0.10 1.15 1.5 N/R N/R 0.15
JW23 E 0.51 0.16 0.0 3H:1V 3.0 2.0 2.0 1.7 0.29 0.32 1.29 2.5 N/R N!A 0.13
JW25 E 1.25 O.J2 10.0 3H:1V 0.3 4.5 0.7 1.6 0.17 O.OB 1.17 3.5 N/R N/R 0.71
NNEOJ F 0.40 0.10 9.0 /H:1V 2.0 2.0 0.6 0.6 0.05 0.05 1.15 4.0 N/A N/R 0.20
NNE05 F 0.76 0.26 11.0 3H:1V 2.0 2.0 1.0 1.0 0.07 0.07 1.07 4.0 N/R WR 0.29
NNE71 I 6.55 0.66 21.0 3H:1V 1.5 4.0 0.9 2.5 0.43 0.16 1.4J 4.0 N/R N/R 0.19
NNE74 I 11.62 0.90 10.0 3H:1V 0.2 9.0 1.3 4.6 0.71 0.23 1.71 4.5 WR N/R O.Jfi
NNM03 C 0.25 0.06 1.5 3H:1V 2.0 2.0 1.2 1.2 0.11 0.11 1.11 /.0 WR N/R 0.21-
NNMOS C 0.57 0.16 0.0 2H:1V 2.0 2.0 1.9 1.9 0.39 0.39 1.39 3.0 N/R N/R 0.16
NNMO6 C 094 0.32 4.0 2H:1V 2.5 2.0 1.7 1.6 0.13 0.14 1.13 3.5 N/R N/R 0.24
NNM07 C 0.20 0.04 2.0 3H:1V 1.5 2.0 1.1 1.2 0.f1 0.10 1.11 3.0 N/R N/R 0.19
NNMOB C 0.36 0.10 7.0 2H:1V 2.0 2.0 0.9 0.9 0.06 0.06 1.06 25 WR N/R 0.21
NNM70 C 23.61 I.6B 14.0 3H:1V 1.0 12.5 2.7 6.0 0.56 0.27 1.56 3.0 WR N/R O.1J
NNMII C 23.81 4.76 9.0 3H:1V 1.0 7.0 3.0 5.7 1.0.7 0.41 2.03 1.0 WR N/R 0.36
NNM72 C 2369 5.05 15.0 2H:iV 0.3 9.0 1.6 5.d 0.79 0.29 1.79 4.0 N/A N/A 044
NNWOI B 0.67 0.22 2.5 3H:1V 1.5 2.0 1.4 1.5 0.16 0.15 1.16 1.5 N/R N/R 0.16
NNW04 C 0.46 0.12 0.5 I.SH:1V 1.0 2.0 1.2 1.5 0.25 0.21 1.25 4.0 N/R N/R 0.23
NNWOS C 0.40 0.05 2.0 IH:1V 1.0 2.0 1.0 1.3 0.15 0.12 1.15 2.5 N/R N/R 0.11-
NNW07 C 054 0.16 3.0 3H:1V 0.6 2.0 0.9 1.4 0.17 0.12 1.17 2.5 WR N/R 0.04
NNW 10 C 0.44 0.15 5.0 3H:1V 1.0 2.0 0.9 1.1 0.10 O.OB 1.10 5.0 N/R N/R 0.56
NNW 11 C 0.91 0.33 2J.0 JH:1V 0.2 3.5 0.4 1.0 0.10 0.04 1.10 3.5 N/R N/R 1.31
NNW12 C 1.41 0.52 20.0 SH:1V 0.2 3.0 0.5 1.1 0.14 0.06 1.14 DUGOUT N/R N/R 0.05
NNW12A C7 426 1.27 0.0 SH:1V 0.5 3.0 1.5 3.0 0.74 0.53 1.74 4.0 N/R N/R 0.35
UM01 H 0.47 0.12 0.0 4.SH:1V 0.3 4.0 0.6 2.0 0.37 0.23 1.37 4.0 WR N/R 0.18
WBE01 G 0.59 0.16 0.0 2.5H:1V 0.6 2.0 1.3 1.6 0.43 0.36 1./3 2.0 N/R WR 0.46
WBMOd G J.JI 1.41 13.0 2H:1V 0.J 11.0 0.9 2.6 D.26 0.09 1.26 2.5 N/R N/R 0.30
NOTES: ' I~ invert of spillway, O~ outslope of spillway
•• Requuad depth is the depth of Ilow through the spillway invert plus one fool of naeboerd
"' WR ~ Not Required: R- Required; Rip-rap is suggested for channel veloci6ea greater Uen 5 ms.
••••Vdumes determined by TRAPPER MINING INC.
f8.)6
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