Presentasi Underground mining (Berpenyangga)
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Transcript of Presentasi Underground mining (Berpenyangga)
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$n-/ 5 $n-/ P$nana
• P$nana a.am (na%+2a. /+&2%)6
b--" /$n'-2-
b--" b$2a'a2 2$n'a" (.&! 2a'$ &2$)
!a/%$ a%a+ ba22$n 2&8
• P$nana b+a%an%-2+an (a2%-,-8-a. /+&2%)6
a+ (%-mb$2)
b$%&n (8&n82$%$)
'-n'-n%$mb& (man/&2)
ma%$2-a. $n-/- an b-/a b$2+a a/-2: %ana": %a-.-n: !a/%$
2&&, b&.%-n %$2+%ama +n%+ ba%+an /am-n 2&8 b&.%-n an b$2.a-/5.a-/
8ab.$ b&.%
/.-% /$%: /!$..$;
baa (/%$$.)
anaman a!a% (!-2$ m$/")
ana2 2a %$an (2$5/%2$// an8"&2)
/+n%-an -m-a (8"$m-8a. 2&+%-n)
8$m$n% &2+%-n
2$/-n 2&+%-n
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*UT < FI== STOPING
>a2a%$2-/%- Um+m
• M$%&'$ '$nan $nana an a.-n bana
'-+naan /aa% -n-• Um+mna $na.-an b--" '-.a+an /$8a2a &?$2"an'
('a2- ba!a" $ a%a/)
• O$2a/- $n-/-an ma%$2-a. -/-an '-.a+an /$%$.a"$na.-an b--" 'a.am a2a" "&2-/&n%a. ("&2-@&n%a. /.-8$)
%$.a" /$.$/a-• D-$2-2aan +2an .$b-" 3 'a2- 2&'+/- %amban
ba!a" %ana" m-n$2a. '-$2&.$" 'a2- m$%&'$ 8+% < ,-../%&-n
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• M$%&'a -n- m$n+naan ma%$2-a. $n-/- (,-..-n ma%$2-a.) '-/am-n $nanaan an %$2a%+2
• >$'+ana m$mb+%+"an b-aa an %-n-: &.$" /$bab -%+
8a2a $nambanan -n- m$na'- ma"a.: 'an "ana $n'aan5$n'aan b--" an b$2n-.a- %-n- /aa an 'aa% '-%amban'$nan 8a2a -n-
• F+n/- ma%$2-a. $n-/- a'a.a"6
1 T$ma% b$2-a 'a.am m$.a+an $mb&2an 'an $2/-aan$.$'aan
C Un%+ m$nana ba%+an /am-n (8&+n%2 2&8) '-
%$ma%5%$ma% an b--"na /+'a" '-amb-.
3 Un%+ m$n"-n'a2- %$2a'-na amb.$/an (/+2,a8$/+b/-'$n8$)
*UT < FI== STOPING (=an+%an)
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T-$ Ma%$2-a. I/-an Pa'a M$%&'$
*+% < F-.. S%&-n #*2an'a..: 199C
• Wa/%$ F-..
• Pn$+ma%-8 F-..
• H'2a+.-8 ,-.. !-%" '-.+%$ /.+22
• H-" '$n/-% "'2a+.-8 ,-..
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>a2a%$2-/%- D$&/-%
• >$+a%an b--"6 8++ .$ma" "-na +a% ( 'aa% /ana% .$ma"'$nan '2-,% < ,-.. nam+n "a2+/ .$b-" +a% +n%+ ?a2-a/- .a-nna)
• >$+a%an ba%+an /am-n6 aa .$ma" "-na 8++ .$ma"
• B$n%+ $n'aan6 %ab+.a2: 'aa% +a %-'a %$2a%+2 (-22$+.a2):'-/&n%-n+
• >$m-2-nan $n'aan6 /$'an "-na 8++ 8+2am ( 40) 'aa%'-%$2aan +a +n%+ '$&/-% an .$b-" .an'a- -a &2$a// .$b-"8+2am 'a2-a'a /+'+% a.am- ma%$2-a.
• U+2an $n'aan6 $8-. "-na /$'an (C 30 m)
• >a'a2 b--"6 8++ %-n-
• >$/$2aaman b--"6 /$'an: ?a2-ab$. ('aa% m$n/&2%-$ !a/%$ '- 'a.am.&mb&n)
• >$'a.aman6 /$'an "-na 'a.am (1:C C:4 m)
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S-.+/ O$2a/-
• P$mb&2an6 M$n+naan b&2 n$+ma%- a%a+ "'2a+.-8 $28+//-&na%a+ 2&%a2 $28+//-&n P$n+naan b&2 %anan /+'a" bana'-"-n'a2- $8+a.- 'a.am /-%+a/- an /ana% $/%2-m: m-/a.na ++2an
.+ban 157 mm)• P$.$'aan6 ANFO: /.+22-$/: $m+./-&n/ an '--/- '$nan m$%&'$
8a2%2-'$ a%a+ B+. '-.$'aan /$8a2a .-/%2- m$n+naan m$%&'$n&n $.$%2-
• P$n"an8+2an /$+n'$26 $mb&2an < $.$'aan: m+'8a-n:
-ma8% "amm$2 (/$m+ana '-.a+an '- 'a.am .&mb&n)• P$m+a%an6
D- 'a.am .&mb&n6 m$n+naan =HD: ,2&n% $n' .&a'$2m /.+/"$2
=$?$. "a+.a$6 m$n+naan =HD: ,2&n% $n' .&a'$2
• P$nan+%an6 =HD: %2+: $2$%a
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=&a/- $nambanan b.&a.%$2na%-, b--" /%&-n
'-.a+an '- b.&8 III
O$2a/- /%&-n '$nan
m$n+naan =HD 'an +mb&
'2-..
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-'$& *+% An' F-..
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>$+n%+nan
• M$m-.-- 2&'+%-,-%a/ /$'an
• =a+ 2&'+/- /$'an
•
M$n+naan /$.$%-,-%a/ an ba-• B-aa $n$mbanan an 2$n'a"
• In?$/%a/- m&'a. /$'an: 'aa% '-+ba" $ 'a.am m$an-/a/-
• S$2ba +na: ,.$/-b$.: 'an 'aa% b$2a'a%a/- (a.-n %-'a a'a J?a2-a/- an '--'$n%-,-a/-)
• P$2&.$"an an ba- -a -.a2 '-amb-. (905100)
• D-.+/- an 2$n'a" (510)
• Wa/%$ $2m+aan b-/a '-+naan /$baa- ma%$2-a. $n-/- (,-..)
• M$m-.-- %-na% 8a%a%an $/$.ama%an an 8++ ba-
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>$2+-an
• B-aa $nambanan 8++ %-n- (b-aa 2$.a%-, +2an.$b-" )
•
P$nananan ma%$2-a. $n-/- 'aa% m$n8aa- "-na 0'a2- b-aa $nambanan
• O$2a/- $n-/-an m$nan+ 2&'+/-
• Ha2+/ m$n$'-aan a/$/ .&mb&n +n%+ $2a.a%anm$an-/
•
*$n'$2+n m$na'- $$2a an -n%$n/-,6 m$mb+%+"an$a".-an 'an $na!a/an an m$.$a%
• A-ba% %$anan ma%$2-a. $n-/- 'aa% m$n$baban/$+m.a" $n+2+nan %ana"
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STU== STOPING
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• M$%&'$ -n- a2an '-+naan /aa% -n- ("ana m$n+mban +2an'a2- 1 'a2- /$.+2+" m$%&'$ %amban ba!a" %ana" '-+naan '-USA)
• M$%&'$ -n- 'aa% '-+naan +n%+ $m-2-nan b--" an .$b-"m-2-n
>$m-2-nan ma/-m+m 11K a%a+ C06 ba%a/ $m-2-nan %$2%-n-
+n%+ a.a% an+%
>$m-2-nan +2an .$b-" 4K6 m$n+naan /.+/"$2 • Ba-an %$2ba!a" 'a2- b--" 'aa% '-%amban m$n+naan
m$%&'$ 2&&m < -..a2
• P$nana a+ %$2/$b+% '-/$b+% L&/%/ (+n%+ b--" an "am-2"&2-/&n%a.) 'an LS%+.. Un%+ b--" an m-2-n (-%8"-n '$&/-%)
STU== STOPING
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• M$%&'$ -n- "ana 8&8& +n%+ '$&/-% %--/:%ab+.a2 '$nan $+a%an ba%+an /am-n aa
.$ma"• S$.a-n '-/ana '$nan a+: a'an5a'an
+a '-.a+an '$nan $n-/-an ma%$2-a. 'an$nanaan $2man$n +n%+ &n'-/- an
/ana% $n%-n (/a,$%)
STU== STOPING (=an+%an)
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STU== STOPING PADA TABU=AR
DEPOSIT MIRING
C S+'+% an'an a'a .&mb&n
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P$nanaan a+
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SI>=US OPERASI
• 1P$mb&2an6 M$n+naan b&2 n$+ma%- %anan(a-2.$ '2-.. a%a+ /%&$2) ++2an .+ban 3J5J mm
• C P$.$'aan6 m$n+naan ANFO: /.+22-$/ an '--/-'$nan m$%&'$ %anan (8a2%2-'$) a%a+ m$/-n (B+.)
'-.$'aan '$nan ,+/$: a%a+ /$8a2a .-/%2-m$n+naan m$%&'$ n&n $.$%2-
• 3 P$.$'aan /$+n'$26 m$n+naan $mb&2an <$.$'aan: m+'8a (/$m+a '-.a+an '- 'a.am
.&mb&n)• 4 P$m+a%an6 '-.a+an m$n+naan a.-2an 2a?-%a/-
m$n++ 8"+%$ a%a+ '2a!&-n%: /.+/"$2 m$m-n'a"anma%$2-a. m$n++ %-%- $m+a%an '- .+a2
• P$nan+%an6 =HD: %2+: $2$%a
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>ARA>TERISI> ENDAPAN
•
1 >$+a%an b--"6 aa +a% "-na +a%: /$"-na %a $2.+'-/ana /$8a2a .an/+n /$.ama $nambanan b$2.an/+n
• C >$+a%an ba%+an /am-n6 /$'an "-na aa .$ma": m+'a"$8a" m$na'- b&na"5b&na" (/.ab/): /$"-na $2.+$nanaan
•
3 B$n%+ $n'aan6 +m+mna 8&8& +n%+ b$n%+ %ab+.a2: nam+n'aa% +a '-+naan +n%+ b$n%+ an %a b$2a%+2 (-22$+.a2)
• 4 >$m-2-nan $n'aan6 a.-n 8&8& +n%+ $m-2-nan '$&/-%4K Daa% '-.a+an +a a'a '$&/-% an .$b-" .an'a-: nam+naan m$m$2.+an b-aa an .$b-" %-n-
•
U+2an $n'aan6 2$.a%-, %--/ ( 3:m): a-%+ $%$ba.an anma/-" b-/a '-8aa- &.$" $nana a+ %ana /amb+nan (%-mb$2) >a'a2 b--"6 8++ %-n- "-na %-n-: a2$na &n&/$nambananna +a %-n-: /$"-na $2&.$"an $nambanan(m-n-n 2$8&?$2) "a2+/ %-n-
• 7 >$/$2aaman b--"6 /$'an: 'aa% m$m-.a" b--" 'an !a/%$ '-'a.am .&mb&n J >$'a.aman6 /$'an (+2an 'a2- 1:1 m)
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>EUNTUNGAN
*a2a $nambananna %$2ma/+ /$'$2"ana %-'a
a'a 8a2a58a2a $nanaan an /+.-%: /$"-na %-'a
'-$2.+an bana a2a!an an %$2.a%-"
M$mb+%+"an /$'--% m$an-/a/-: /$"-na b-aam$na'- .$b-" 2$n'a"
B-aa $n$mbanan 2$n'a"
S$.$%-, ,.$/-b$. +n%+ '$&/-% '$nan b$n%+
%ab+.a2 %--/ a'a b$2baa- /+'+%P$2&.$"an b--" %-n- -a -..a2 '-%amban (90)
D-.+/- 2$n'a" (510)
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>ERUGIAN
P2&'+%-,-%a/ 2$n'a"
T-na%.a+ 2&'+/- 2$n'a"
B-aa $nambanan %-n- (b-aa 2$.a%-, +2an .$b-"
70)M$n+naan %$naa $2a an bana: 'an /$'--%
m$an-/a/- /$"-na m$na'-an &$2a/-
$nambanan /$'--% .amban
M$mb+%+"an $nana a+ an bana: /$"-nam$n-mb+.an b-aa %-n- +n%+ m$mb$.-m$namb-.
a+: $nan%-an a+ an m$mb+/+
P&%$n/- ba"aa $baa2an a-ba% $n+naan
$nana a+
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SUARE SET STOPING
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• M$2+aan /-/%$m $nambanan '$nan $nanaan
/$8a2a /-/%$ma%-/ an /a.-n %$a .+2+/ $ /$a.a a2a"(3 '-m$n/-) P$nanaan -n- 'aa% b$2b$n%+$2ana$2ana +b+/ a%a+ $ma% $2/$-anan
• D- /am-n -%+ m$%&'$ $nambanan -n- a'an5a'an'aa% +a +n%+ m$.$na- m$%&'$ $nambanan an.a-nna
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>ARA>TERISTI> UMUM
• M$%&'$ -n- '-.a+an 'a.am &n'-/- an /ana% b+2+ (ba-b--" ma++n ba%+anna .$ma" "-na /ana% .$ma")
• B.& b--" $8-. '-$/%2a/- /$8a2a /-/%$ma%-: 'an '-an%-an'$nan $2ana a+ /$baa- $nana: an /$.an+%na
'-.a+an ba8,-..-n 'a2- .$?$. $ .$?$. +n%+ m$mb$2-an$nanaan an /+b/%an/-a. $ /$$.-.-n ba%+an
• T-a $nana a+ %$2'-2- a%a/6 $n&an %-n- (&/%):$n&an anan (-2%): 'an $n&an .$ba2 (8a)
•
M$%&'$ -n- /ana% .+!$/: 'an 'aa% '-.a+an '$nan a2a"$na.-an &?$2"an': +n'$2"an': a%a+ a2a" "&2-/&n%a.
• M$%&'$ 8+% < ,-.. /%&-n +n%+ ?a2-a/- '2-,% < ,-.. m$na'-&m$%-%&2 'an ba"an m$na'- $nan%- +n%+ m$%&'$/+a2$ /$% /%&-n
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SUARE SET STOPING PADA DEPOSIT
IRREGU=AR MASIF
P$n+/+nan ba.& a+
($nana) 'an '--/- ma%$2-a.
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D$%a-. a+ $nana
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SI>=US OPERASI
1 P$mb&2an6 M$n+naan b&2 %anan $n-/ $28+//-&n
(%-$ a-2.$): 8&.+mn < ba25m&+n%$' '2-,%$2/
C P$.$'aan6 m$n+naan ANFO: /.+22-$/ an '--/-
'$nan m$%&'$ %anan (8a2%2-'$) a%a+ m$/-n (B+.)'-.$'aan '$nan ,+/$: a%a+ /$8a2a .-/%2- m$n+naan
m$%&'$ n&n $.$%2-
3 P$.$'aan /$+n'$26 +m+mna %-'a '-b+%+"an
4 P$m+a%an6 '-.a+an m$n+naan a.-2an 2a?-%a/-m$n++ 8"+%$ (-a m$m+n-nan) /.+/"$2 a%a+ .&a'$2
$8-. m$m-n'a"an ma%$2-a. m$n++ %-%- $m+a%an '-
.+a2
P$nan+%an6 =HD: $2$%a
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>ARA>TERISTI> ENDAPAN
• >$+a%an b--"6 .$ma" "-na /ana% .$ma"
• >$+a%an ba%+an /am-n6 .$ma" "-na /ana% .$ma"
•
B$n%+ $n'aan6 2$+.$2 (b$2a%+2) "-na -22$+.$2 (%ab$2a%+2)
• >$m-2-nan $n'aan6 b$2baa- /+'+%: %a- .$b-" '-/+a-$m-2-nan 4K a2$na ma%$2-a. 'aa% '-a.-2an'--n'a"an/$8a2a a.-2an 2a?-%a/-
• U+2an $n'aan6 $8-.
• >a'a2 b--"6 %-n-
• >$/$2aaman b--"6 B$2?a2-a/- ('aa% '--.a" '- 'a.am .&mb&n)
• >$'a.aman6 'a.am ("-na m$n8aa- C: m)
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>EUNTUNGAN
• F.$/-b$.: 'aa% '-+naan +n%+ b--" '$nan .$ba2an b$2?a2-a/-
• *&8& +n%+ &n'-/- ba%+an b+2+ ( .$ma" )
• S$.$%-, +n%+ '$&/-% an %a b$2a%+2 (-22$+.a2)'$nan b$2baa- $n$/a !a/%$ 'aa% '-%-na.an/$baa- ma%$2-a. $n-/-
• P$2&.$"an %amban an /ana% %-n- (m$n'$a%- 100)
• M$mb+%+"an /$'--% m$an-/a/-: /$"-na b-aa
-n?$/%a/-na 2$n'a"
• B-aa $n$mbanan 2$n'a"
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>ERUGIAN
• P2&'+%-,-%a/ /ana% 2$n'a"
• T-na%.a+ 2&'+/- /ana% 2$n'a"
•
B-aa $nambanan %$2%-n- (b-aa 2$.a%-, 100)• M$%&'$ $nambanan ba!a" %ana" an m$m$2.+an
%$naa $2a an a.-n bana
• M$m$2.+an b-aa $nanaan a+ an /ana%
%-n-• P&%$n/- ba"aa $baa2an an %-n-
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IDEO SUARE STOPING
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SHRIN> FI== STOPING
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>a2a%$2-/%- Um+m
• M$%&'$ $nambanan '$nan m$mb+a% .$?$.5.$?$. '-mana.$?$.5.$?$. %$2/$b+% m$2+aan $n'aan b--" an'-%amban
• D- 'a.am .$?$. %$2/$b+% %$2'aa% /%&$5/%&$(2+anan52+anan) an '-ba%a/- &.$" -.a2 (!a/%$ 2&8 /%+.. %-mb$2)
• 2-n/- $n+naan a.-2an 2a?-%a/- +n%+ $nananan b--"
• >$m-2-nan 'a2- '-n'-n /%&$ (/%&$ !a..) "a2+/ 8+2am0'$2aa%
• P2&/$/ $nambanan '-m+.a- 'a2- ba-an ba!a" /%&$m+n++ $ ba-an a%a/
• P2&/$/ $namb-.an b--" %$2.$%a '-ba-an ba!a" /%&$
• A2a" $nambanan 2$.a%-?$ "&2-@&n%a. 'a2- ba!a" $ a%a/
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• D2-,% $nan+%an /$anan ba-an ba!a" /%&$
• Un'$28+% a%a+ .a-/an ba!a" /%&$ m$m-.-- %$ba. 510 m '-a%a/ '2-,%
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>a2a%$2-/%- D$&/-%
• Un%+ $n'aan b--" 'an ba%+an /am-n an $2a/
• Ba'an b--" an b$/a2 '$nan >$m-2-nan $n'aan
0590 '$2aa% (/.$$.)• O2$ b&' "&m&$n
• U+2an b--" %-'a %$2.a.+ b$/a2
• T$ba. $n'aan +2an 'a2- m$%$2
• An%a2a ba%+an -n'+ 'an b--" m+'a '-b$'aan a%a+%$2.-"a% $.a/
• S-,a% &2$ 8$n'$2+n %ab+.a2
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S-.+/ $nambanan
• P$mb&2an 'an $.$'aan
b--" '-"an8+2an 'a.am .&mb&n m$.a.+- $mb&2an 'an $.$'aan &.$"
$namban %$a% a'a ba-an ba!a" 82&!n '$nan M$n+naan b&2 n$+ma%-
a%a+ "'2a+.-8 $28+//-&n a%a+ 2&%a2 $28+//-&n a%a+ $.$'aan '$nan ANFO:
/.+22-$/: $m+./-&n/
• E/%2a/- b--" m$.-+%- P$n"an8+2an /$+n'$26 $mb&2an < $.$'aan:m+'8a-n: -ma8% "amm$2 (/$m+ana '-.a+an '- 'a.am .&mb&n)
• $nanaan
P$ma/anan ba+% a'a "an-n !a.. aa b-.a" "an-n !a..na .$ma" B2&$n
&2$ '-+naan /$baa- %$ma% -a 'an $nanna /$m$n%2a P$ma/anan -.a2a'a /$%-a /%&$ /$baa- $nana "an-n !a.. 'an $mba%a/ a%a2 /%&$
• P$m+a%an6
$m+a%an6 m$n+naan =HD: ,2&n% $n' .&a'$2m /.+/"$2
Ha+.a$ .$?$.6 =HD: %2+: $2$%a
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>$+n%+nan
• T-'a m$mb+%+"an a.a%5a.a% %amba"an +n%+ m$m+a%a2$na b2&$n &2$ 'aa% $.+a2 m$.a.+- &2$ 8"+%$ &.$" 2-n/-2a?-%a/-: /$"-na -n?$/%a/- %$2"a'a a.a% %-'a ma"a.
• P2&'+/- 'aa% 8$a% %$2.a/ana: !a.a++n %a"a $2%ama%-'a b$/a2 a2$na /$ba-an b$/a2 b--" ma/-" %$2%-mb+n'-'.am .&mb&n
• O2$ 'aa% .an/+n '-'+m-n /$8a2a .an/+n $a.a% an+%
• M$n$.-m-na/- "an'5.&a'-n
• R$8&?$2 %-n-
• T-'a %$2a'- /+2,a8$ /+2,a8$ /+b/-'$n8$ %$2.$b-" b-.a" b$a/.&mb&n $m+'-an '--/- '$nan ,-..-n ma%$2-a.
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>$2+-aan
• S$ba-an $n'aan ma/-" %$2%-na. '- 'a.am.&mb&n: /$"-na 2&'+%-?a/- 2$n'a" /ama-
m$n$a"• >&n'-/- $2a an /+.-% 'an b$2ba"aa a2$na
b$2&%$n/- %$2a'-na 2$a"an a'a "an-n!a..
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8/17/2019 Presentasi Underground mining (Berpenyangga)
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8/17/2019 Presentasi Underground mining (Berpenyangga)
42/42
Gamba2 S"2-n < F-.. /%&-n