2018-08-08_PERMIT FILE - C1982056 ‎(16)‎

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 8/8/2018
• Section_Exhibit Name: Exhibit 49O 6MN Mine Water Storage Reservoir Design Drawings ‎(TR61)‎
• Media Type: D
• Archive: No

PERM NO. 3

MATERIAL TH 2 5 - 9B:. ~ MDD ~`~~44;~a;>; OMC

SAMPLE Impoundment6
k = 2.303 * a*UA*t (fog h1Jh2)
~•
...:.:.-..ar#ens::::::::,;;::«;<.:<,;:.,;::::;<;.
Value
Units
H 1 =Initial reading ..
~;>::_:><='`'~:;';; :'~~b~-
cm
a =area of standpipe 0.635 cm2 H 2 =final reading _ _ ~_<~'E~3Q>'1.
' ~}' cm
A =Area of sample brass liner 19.17 cm2 log h11h2 0.01240
L =length of sample - - '<~ inches t =elapsed time 13'fi~ seconds
7.52602 cm k =permeability 6.01E-09 cm/sec
TEST READINGS
Date Time 1 h 1 Time 2 h 2 Elapsed Time .
hours seconds rate per hour
-.....~1~5'~.,.::.::::,:. ::::;~~:~:. ::,'i;~50.:>::: ;:.::<:,.<;::.;;>:;'.ia~3 :«..61.8;: ;<9'1:~«:>s <.:::::>:,:>.::;3fl~31:: ;:::::>:>>::>:>aZ#~ 1184400 0.0088

PERM N0.4
MATERIAL TH 4 5 »':?<<`';~~ .° MDD «~°,1~ OMC

SAMPLE Impoundment 6
• k = 2.303 • a*UA*t (kog h1/h2)

..... ,.:.
..P Value Units H 1 =Initial reading
.....
.::.:.:...,<~..:.:.1fl~;~
~~` `" ""'~~~ ~" `

cm
a =area of standpipe 0.635 cm2 H 2 =final reading ~~`~r_>~>`:'•~ ~<`~~<'~:~~3
J~.
" cm
A =Area of sample brass liner 19.17 cm2 log h1/h2 0.
19175
L =length of sample -<~3~~ inches t =elapsed time ~;;t'~~3~19~~8: seconds
7.90702 cm k =permeability 9.03E-07 cm/sec
TEST READINGS
Date Time 1 h 1 Time 2 h 2 Ela sed Time
: hours seconds rate per hour
:;>:..::;>;;:
......
-........., ...... .>::.;:::>:::.-_:.:,::. :::.
.....,..81.5.. ~ <.:::<~:«:;:
............:.. :~~f.~:::::.. .::..:.:..:::::::..::::
:::::::::<::;::::>:;:: > ::» .
-::.:::::.:::~~k7.~. ..::::.:.:::..;:: _ ;;:;.::::.
.;.
:::~ ..:::: >.::. <::>:
:.::fi.~9.$:.. ::99.3~:;;: .~,:::.;:::.:.:.:.:::::.
«:;:;:<:<>::>~:<-> .:
::.:.;:;.;:;.:~;::.;;:;~~.~: :
.:::::.:,
:>::::<::..::,.. . .
:~::;<3:~2;~283:
1123498.8
0.1227