LABORATORIO TRABAJO PRÁCTICO Nº 04 TÍTULO: “DETERMINACIÓN DE LA RESISTENCIA DE LA ROCA IN SITU”. OBJETIVO: Intr!"#$r %& '(t"!$%nt' %& )r#'!$*$'nt )%r% !'t'r*$n%r &% r'($(t'n#$% % &% #*)r'($+n !' &% r#% $n ($t" )r *'!$ !'& *%rt$&& !' S#,*$!t. -ECA DE REALI/ACIÓN: 04112011 -ECA DE ENTRE3A: 0112011 CONSI3NAS: 1. L''r '& *%t'r$%& !' $ntr!"##$+n % 5$n !' #*)r'n!'r '& 5"n#$n%*$'nt6 &%( )($7$&$!%!'( 8 &$*$t'( !'& *%rt$&& !' S#,*$!t. 2. S'9"$r '& )r#'!$*$'nt '()'#$5$#%!. . Pr'('nt%r '& $n5r*' #rr'()n!$'nt'. Intr!"##$+n M;t! ("9'r$! )%r% &% !'t'r*$n%#$+n !' &% !"r'<% !' r'7t' % )%rt$r !'& *%rt$&& SCMIDT: E(t' *;t! r'#*$'n!% '& "( !'& *%rt$&& !' $*)%#t S#,*$!t )%r% &% !'t'r*$n%#$+n !' &% !"r'<% !' &%( r#%(= '( !' "( " ( &$*$t%! 'n r#%( *"8 !"r%( !" r%( *"8 7&%n!%(. E& E(#&'r+*'tr M%rt$&& S*$t, '(t$*% !' 5r*% %)r>$*%!% &% r'($(t'n#$% % #*)r'($+n #*)r'($+n ($*)&'. S' 7%(% 'n "n 9&)' #n r'7t'(6 8 )r'('nt% )r'('nt% *"#,% )($7$&$!%! !' r'("&t%!(. E(t' E(t' 'n(%8 'n(%8 (' "t$& "t$&$< $<%% %*)& %*)&$% $%*' *'nt' nt' 'n &% $n9' $n9'n$ n$'r? 'r?%% #$@$ #$@$&& 8 &% $n!"( $n!"(tr tr$% $% !' &% #n(tr"##$+n )%r% )n'r % )r"'7% &% r'($(t'n#$% !'& ,r*$9+n !' &% 5r*% *( r)$!%6 ($*)&' 8 '#n+*$#% 'n #*)%r%#$+n #n tr( 'n(%8( n !'(tr"#t$@(. A)%r%t -
E& *%rt$&& S#,*$!t6 '& #"%& !'t'r*$n% &% !"r'<% !' r'7t' !'& *%t'r$%& 'n(%8%! 8 "' #n($(t' '('n#$%&*'nt' !' "n '*7&6 "n r'(rt' !' "n% !'t'r*$n%!% r$9$!'< 8 "n )$(t+n. E& '*7& (' )r'($n% ,%#$% '& $nt'r$r !'& *%rt$&& %& ''r#'r "n '*)"' #ntr% "n '();#$*'n !' r#%. L% 'n'r9?% (' %&*%#'n% 'n '& r'(rt' '& #"%& &$7'r% %"t*t$#%*'nt' % "n n$@'& !'t'r*$n%! ' $*)%#t% '& )$(t+n #nt%r '& '*7&. L% %&t"r% !' r'7t' !'& )$(t+n (' &''
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Pr#'!$*$'nt: -
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C%&$7r%r '& *%rt$&& %nt'( !' #%!% ('#"'n#$% !' 'n(%8(6 "t$&$<%n! '& 8"n"' !' #%&$7r%#$+n ("*$n$(tr%! )r '& 5%7r$#%nt'. D'7' 7t'n'r(' "n )r*'!$ !' 10 &'#t"r%( (7r' '& 8"n"'. P%( "' *$t$*( 'n '(t' &%7r%tr$. Ut$&$<%*(6 "n% *"'(tr% 9r%n!' !' r#% G9n'$(H )%r% '(t' 'n(%8 !' !"r'<% #n '& *%rt$&& S#,*$!t6 %"n"' & "' *( (' 'n(%8 5"'rn !$(t$nt( t$)( !' ,r*$9+n G'(tr"#t"r%&6 !' )%n!'r't'6 )7r'H. L( !$(t$nt( 'n(%8( (' &&'@%rn %#%7 !'ntr !'& )'r?*'tr !' &% -%#"&t%! !' In9'n$'r?%6 &% "7$#%#$+n '>%#t% !' &( )"nt( 'n(%8%!( (' 'n#"'ntr%n r')r'('nt%!( 'n &% )&%n$&&% !' #%*). P%r% '(t% )r"'7%6 &% (")'r5$#$' !' 'n(%8 !' t!%( &%( *"'(tr%(6 t%nt !'& ,r*$9+n #* !' &% r#%6 !'7$'rn !' ('r )&%n%( 8 '(t%r )"&$!%( (7r' '& r'% #"7$'rt% )r '& ;*7&. E(t% r'%6 8 '& *%t'r$%& r#( " ,r*$9+n 7% '&&% ,%(t% "n% )r5"n!$!%! !' #*6 !'7'n '(t%r &$7r'( !' 9r$'t%( !' #"%&"$'r !$(#nt$n"$!%! &#%&$<%!% 'n &% *%(% !' r#%. S' 'n(%8 #n *"'(tr%( "' '(t"@$'rn 5$%*'nt' ("'t%( )%r% %('9"r%r&%( %!'#"%!%*'nt' #ntr% @$7r%#$+n 8 *@$*$'nt !"r%nt' '& 'n(%8.
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C* '& @%&r !' &% !"r'<% '( %5'#t%! )r &% r$'nt%#$+n !'& *%rt$&&6 (' "t$&$< 'n "n% !' &%( ($9"$'nt'( )($#$n'(: @'rt$#%&*'nt' ,%#$% %7% " ,r$<nt%&*'nt'6 #n '& '' !'& *%rt$&& 'n "n% )($#$+n !' ± 5 ° % )%rt$r !' &% )($#$+n !'('%!%. R'%&$<%*( #* *?n$* 10 'n(%8( $n!$@$!"%&'( (7r' *"'(tr%( !' r#% 8 ,r*$9+n. L( )"nt( !' 'n(%8 !'7'n (')%r%(' )r6 #* *?n$*6 '& !$*'tr !'& '*7&. L( 'rrr'( 'n &% )r')%r%#$+n !' &%( *"'(tr%( 8 &% t;#n$#% !' 'n(%86 t$'n!'n % )r!"#$r 7%( @%&r'( !' !"r'<%. C"& !'& 5%#tr !' #rr'##$+n:
E& 5%#tr !' #rr'##$+n (' #%"&% *'!$%nt' &% ($9"$'nt' '>)r'($+n: Factor de correcci ó n =
valor patron especificado del yunque promedio de 10 lecturas sobre el yunquede calibració n
D$#, 5%#tr !' #rr'##$+n n (' )"'!' &&'@%r % #%7 )r"' n( 5%&t% '& @%&r )%tr+n '()'#$5$#%! !'& 8"n"'. L( @%&r'( *'!$!( 'n '& 'n(%8 !'7'n r!'n%r(' 'n 5r*% !'(#'n!'nt'. D'7' !'(#%rt%r(' '& 0 K *%( 7% !' &( @%&r'(6 !' t%& 5r*% % 7t'n'r '& )r*'!$ (& !'& tr 0 K6 '( !'#$r6 !'& 0 K !' &( @%&r'( *( %&t(. E(t' )r*'!$ !'7' *"&t$)&$#%r(' )r '& 5%#tr !' #rr'##$+n % 5$n !' 7t'n'r &% !"r'<% !' r'7t' !' S#,*$!t.
En(%8 I: r*$9n !' )%n!'r't' G,rn%*'nt'%&H Or$'nt%#$n: ,r$<nt%& D'n($!%! !'& ,r*$9n !' )%n!'r't': 21 N* L( @%&r'( 7t'n$!( !' &( 'n(%8( r!'n%!( 'n 5r*% !'(#'n!'nt': 44444222 ´ X prom =
36 + 35+ 34 + 34 + 34 5
=
173 5
=34.6
R'($(t'n#$% "n$%>$%& % &% #*)r'($n:
±
20 MP%
En(%8 II: r*$9n '(tr"#t"r%& Or$'nt%#$n: ,r$<nt%& D'n($!%! !'& ,r*$9+n '(tr"#t"r%&: 2 N* L( @%&r'( 7t'n$!( !' &( 'n(%8( r!'n%!( 'n 5r*% !'(#'n!'nt': 442424241.41414040 ´ X prom =
43 + 42 + 42+ 42 + 41.5 5
=
421 10
= 42.1
R'($(t'n#$% "n$%>$%& % &% #*)r'($n:
±
MP%
En(%8 III: 3n'$( Or$'nt%#$n: ,r$<nt%& D'n($!%! !'& 9n'$(: 2 2 N* L( @%&r'( 7t'n$!( !' &( 'n(%8( r!'n%!( 'n 5r*% !'(#'n!'nt': 00.4 ´ X prom =
60 + 60+ 57 + 57 + 56.5 5
=
581 10
=58.1
R'($(t'n#$% "n$%>$%& % &% #*)r'($n: 2 En(%8 IV: r*$9n )7r'
±
110 MP%
Or$'nt%#$n: @'rt$#%&*'nt' ,%#$% %7% D'n($!%! !'& ,r*$9+n )7r': 'ntr' 12 N* 8 20 N* t*%*( '& @%&r !' 20N* L( @%&r'( 7t'n$!( !' &( 'n(%8( r!'n%!( 'n 5r*% !'(#'n!'nt': 422221222 ´ X prom =
38 + 34 + 32 + 32 + 32 5
=
168 5
=33.6
R'($(t'n#$% "n$%>$%& % &% #*)r'($n:
±
20 MP%.
T!( &( @%&r'( !' R'($(t'n#$% "n$%>$%& % &% #*)r'($n 5"'rn 7t'n$!( % )%rt$r !' &% t%7&% !' R'($(t'n#$% "n$%>$%& % #*)r'($+n @( R'($(t'n#$% *%rt$&& S#,*$!t:
Cn#&"($n: L% r'($(t'n#$% % &% #*)r'($+n !'& ,r*$9+n !' )%n!'r't' '( r'&%t$@%*'nt' %&t%6 '(t )"'!' ('r !'7$! % "' !$#, *%t'r$%& '(t%7% ($'n! ()rt%! )r "n% #%7$n% !' >$9'n. L% r'($(t'n#$% % &% #*)r'($+n !'& ,r*$9+n '(tr"#t"r%& r'("&t ('r r'&%t$@%*'nt' 7%%6 "$< "n !' &( 5%#tr'( '( '& )# t$'*) !' "' '(t% #&"*n% ,% ($! t'r*$n%!%6 #n '& )%(%r !'& t$'*)6 '& ,r*$9+n @% %!"$r$'n! *%8r !"r'<%6 '(t )"'!' ('r !'7$! % "' (' ($9"'n )r!"#$'n! r'%##$n'( "?*$#%( 'n '(t'. L% r'($(t'n#$% % &% #*)r'($+n !'& 9n'$( '( r'&%t$@%*'nt' %#')t%7&'6 #%' !'ntr !' &( @%&r'( t%7"&%!(. L% r'($(t'n#$% % &% #*)r'($+n !'& ,r*$9+n )7r' '( r'&%t$@%*'nt' %&t%6 8% "' 9'n'r%&*'nt' '(t% (' 'n#"'ntr% 'ntr' MP% % MP% "' '( %#')t%7&' )r '& INSTITUTO DEL CEMENTO PORTLAND AR3ENTINO.