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Qҏ +:+:  ROCK LEGENDԀ5 /}[ & ݦ +#o.)#<   /}[ .12vN  12޳ /}[ % H  L^ /}[ $ҺNtP  LҺϪ /}[ $,{|j  L,& /}[ %4>  L; /}[ *~Oz +&lx$~8ENGINEERING SERVICES/}[ *&P+k  !C!C&WGS LOTB ROCK LEGEND/}[ %$l!pM~ h+ +@}m/}[,$ !pM~ +}$7 DIVISION OF ENGINEERING SERVICES$bl&2-5 +}bSTRUCTURE DESIGN $tE[E  tEZE/}[Q??0v}n5}Xp?BFFz/}[Q7o ".".Q! !xn ".".x !Wn ".". #n ".".    JY n ".".J  [Fn ".".[F "pyu r Wj1 $$'Y ".".$   $1HTJ& Wj1    n5  n5QDĬO ^  _Q2666U, 7^7  7_7Q26  U, ^  _Q262#2#U, ^  _Q26 " "U, >r^?r  >r_>rQ26U, ^n5_  n5__QDO #n5  n5#Q+O^ '^   Qi^^    Q-;-fxfLc {DISTֲ ֲ`COUNTYX  XjROUTEAE } A]SHEET@ԷU @5TOTALrܪ*| rJrPLANS 0~G1 rP0+APPROVALo< rJoDATE {VDUUWD {VDUUVDQUv0ͤ0hTʺ; ehNNo.:pI &:Exp.Cj ]C'.CIVIL s}&t s|&sQן## UC UCQW6##Y7dZ/  76vDvrSEdLpZOlQ&w Y\~L}DDz76vQM)޺@hk3uY bdK6/  Kuwz#x6o{}b\jv!bkqoovdQwrKuQ4%-)**;hNf)i%"LL HS(HS(I>kzχH&+JI H K* :!R<C q &4E&B, c:1~G3SGQ WA!5H6IMhO/v u-6:RStlZ  yCqTJ(Éh \RPzEl=A{ X!hX6aZRS ~tE.m7R  pC`Dam? ȇsz PVdQ pdRx\ SA*O8z$6{c 5C3F:k) Wg І ] >`8E^*xg o܇Ѡ/_:S%Dd 8SSJ2] o⇢I8-2IdR Ľ+)O C gFN9,.1 DIv A^bM h:sL)>|| u1dJEcP #ga];N_zrM͡ 0*m GluXW9y >]{hnI#u3T v@*NNy00 #-EpzP  lYf Ev-ô 'RYY,U u8\d6SMnC /Ɋ [}W  [}WQ>* r݊ V+  W+Q* rݣ* +!<  + <QAȣ*K=  <G˸   <G˸QGK=ڊ U`a  U_aQ;[o  _aij  _ahjQh  hjAw  hjAwQ~ =ъ AwG~  AwG ~Q)=щ +U@[  +U@[QUov6֊ @[Ga  @[GaQv6։>   Q'/ ջ  ջQDR' 4q?G5q 4q?G4qQ@V! R?GR R?GRQ@V!:: 4?G4 4?G4Q@V!֊ T?GU U?GUQ@V! +?G,  +?G+Q@V!D4D4 ?G  ?GQ@V! ,  +QA!D4! >G?G,  ?G+?GQAD4 >^5T 5_?TQnK|մˊ >^ ,  _?+QT>|մ= >A/ A/?Q;ʴe> >/ /?Q~ʴ& >/ /?Q#8ʴ >/kF/  ?/jF/Q}ʊ >^kF_  ?_jF_Q}||Պ >^?/  ?/?_Qvʴ|Պ kF/ jF/QV +ʊ u^kFT jFT u_Q(|Պ ׹kF/ jF׹/Q4$S ʊ kF/ jF/QV +ʊ f&kF/ jFg&/Q̾ʊ L^kF| jF|L_Q|TC3|Պ u^kFT jFT u_Q(|Պ jF^kF/  jF/jF_Qv|$2 3/}L\Q٬{%{${ {/}M\QR P %P $26] 36]/}N\Q(4($23l|  3l|3/}O\Qlnޥx,$AB BB/}P\Q(x,$5]6]  6]6]/}Q\Q 4{4x,${|  {{/}R\Q { x,$l|  l|/}S\Ql%n%x,$ÆĆ ĆĆ/}T\QiSP S6>3` t! +#.&`&WEATHERING DESCRIPTORS FOR INTACT ROCK/}U\*Gq@h  j"LfGDiagnostic features/}V\,Kd  j"Lf"fTexture and Solutioning/}W\&2W3{  j"Lf2+ Body of Rock/}X\$W{  j"Lf+Texture/}Y\&D&W{  j"LfD&+ Solutioning/}Z\%M|4m  j"LfM Preserved./}[\(4@9  j"LfNo solutioning./}\\%M4|9  j"LfM No change./}]\%|gȃ  j"Lf4 Decomposed/}^\#4I9  j"LfFresh/}_\&`{r>  j"Lf0 Description/}`\%`1  i,!$j"Lf;u/}a\-`/m1 j"Lf`!Chemical Weathering-Discoloration$*QE} j"Lf.and/or oxidation%J_f6  -$j"LfJ_/}d\)J_KW6 j"LfJ_Resembles a soil, partial(J_sLr` j"LfJ_or complete remnant rock*J_ȃ j"LfJ_4structure may be preserved;&J_fb0* j"LfJ_leaching of soluble)J_f j"LfJ_Vminerals usually complete.%c`  .$j"Lfc/}j\&cs` j"LfcComplete separation&cȃ j"Lfc4of grain boundaries$c?,0* j"Lfc(disaggregated).%/$  /$j"Lf` /}n\"a$ j"Lf Soluble min-"a=4 j"Lf{ erals may be$/q j"LfY"mostly leached.%M4|  Z0 $j"LfM/}r\!MR} j"LfM Generally!M4|g j"LfM%O preserved.%c4  e1$j"Lfc/}u\'cR j"LfcPartial separation of&c42g j"Lfc%Oboundaries visible.%M<*3;  2 $j"LfMХ/}x\ MVu; j"LfMpTexture!Mf j"LfMa altered by M]  j"LfMɽchemical"MI. s j"LfM1d disintegra-!M-Y j"LfM tion (hy- MB j"LfMdration,#M<*3 j"LfMhW argillation).%`=9  3 $j"Lfk/}\")w9 j"Lf Leaching of "va? j"Lf soluble min-"= j"Lfe7 erals may be!`,7- j"Lf complete.%hU  4$j"Lf/}\#uU j"LfMinor leaching#D j"Lfz6 of some solu-"v$, j"Lf ble minerals#h j"LfJ may be noted.%c$?  c5$j"Lfcx/}\'c)$? j"LfcCNo visible separation,$c-9 j"Lfceintact (tight).%cd \  _6$j"Lfc>B/}\'c \ j"Lfch No separation, intact cd6 j"Lfcг(tight).%d I\  _7$j"Lf>B/}\$ I\ j"Lfh No discoloration#d j"Lfг or oxidation.%c  8$j"Lfc:/}\'cm1 j"LfcdMechanical Weathering-'c`i~ j"Lfc.Grain boundary condi-'cȺT%v$ j"Lfc4tions (disaggregation)(c/a] j"Lfc{primarily for granitics(cEq j"Lfc"and some coarse-grained!c+ j"Lfck sediments%d7\  `9$j"Lf>B/}\'7\ j"Lfh No discoloration, not !dp j"Lfг oxidized.%k+  :$j"Lf/}\(k+ j"Lf)Discoloration or oxida-(%h j"Lftion is limited to sur-';x j"Lf(face of, or short dis-'x j"Lfatance from, fractures;'][ݺ  j"Lfusome feldspar crystals!prk j"Lf0 are dull.%0  ;$j"LfĐ/}\(A0 j"Lf[Discoloration or oxida-(Q j"LfVtion extends from frac-'Re j"Lftures usually through-(4g j"Lf%Oout; Fe-Mg minerals are%!3D j"Lf"rusty," feldspar '7 j"Lfcrystals are "cloudy."%R    3<$j"Lf%v/}\'&ٛ j"LfOADiscolored or oxidized'K6 j"Lfthroughout, but resis-'s` j"Lftant minerals such as( ȃ j"Lf4quartz may be unaltered;(0* j"Lfall feldspars and Fe-Mg(fw j"LfVminerals are completely$R ˞w j"Lf'altered to clay.%k,  Y= $j"Lf/}\!O1k, j"LfK Fracture  dA j"Lf"Surfaces%^t_ (  >>$j"Lf /}\(^t_ ( j"LfGeneral Characteristics%db\  h?$j"Lf>B/}\+b\ j"Lfh Hammer rings when crystalline %d j"Lfгrocks are struck. %lGJ  @$j"Lfߞ/}\+OGJ j"LfjHammer rings when crystalline )/W_ j"Lfprocks are struck. Body of &l, j"Lfضrock not weakened. %F$  A$j"Lf` /}\)z$ j"LfHammer does not ring when +aF4 j"Lf{rock is struck. Body of rock 'q j"LfY"is slightly weakened. %d    B$j"Lfh/}\*%d j"LfDull sound when struck with +V; j"Lfphammer, usually can be broken + f j"Lfawith moderate to heavy manual *]  j"Lfɽpressure or by light hammer )IRs j"Lf1dblow without reference to *-Y j"Lf planes of weakness such as *;VB j"Lfincipient or hairline frac-*<r j"LfhWtures, or veinlets. Rock is (dƲM j"Lfsignificantly weakened.%{-   C$j"Lf/}\)'S-  j"LfCan be granulated by hand.*F{ j"LfRaResistant minerals such as )NEV j"Lfquartz may be present as (d j"Lf""stringers" or "dikes."%j1?  YD $j"Lfx/}\ )r? j"LfCSlightly!j19 j"Lfe Weathered%4Q  ZE $j"Lf/}\!RQ j"Lf Moderately!4j1g j"Lf%O Weathered%j1?  ZF $j"Lf/}\!v? j"Lf Intensely!j1 j"Lfe7 Weathered%hU  G$j"Lf/}\%uU j"LfMinor to complete %+n j"Lfz6discoloration or %v$, j"Lfoxidation of most !h=, j"LfJ surfaces.%q qFO*  H$j"Lf/}\'qFO* j"Lf All fracture surfaces % g@ j"Lfuare discolored or!q w j"Lf' oxidized.%qF"0  I$j"Lf/}\'tqF"0 j"LfAll fracture surfaces %l> j"LfHare discolored or &Dݹ| j"Lf-oxidized, surfaces  ZY# j"Lffriable.%cn06  J$j"Lfc/}\)cn06 j"LfcPartial separation, rock (cr\c j"LfcVis friable; in semiarid (cRŊ j"Lfc3conditions granitics are#c_h) j"Lfc&disaggregated.%-   K$j"Lf/}\'m- j"LfDiscoloration or oxi-'R j"LfSmdation throughout; all&O~9b j"Lffeldspars and Fe-Mg&Zd  j"Lf"minerals are altered(F̯ j"Lf`to clay to some extent; (I4V j"Lfor chemical alteration 'Sx j"LfZproduces in-situ dis-(V9I j"LfSaggregation, see grain &KkI j"Lf)boundary conditions. $~qq  ~q~q/}\QA)A)' (w:8I +#&w)FRACTURE DENSITY/}\ -s%  M{#s3AObserved Fracture Density/}\ &G   M{##c Unfractured/}\ ,8K™  M{#fVery slightly fractured/}\ )(T  M{#oSlightly fractured/}\ *vCb-  M{#_Moderately fractured/}\ *x=0  M{#YIntensely fractured/}\ ,5  M{#QVery intensely fractured/}] .8K  M{#fLengths greater than 3 feet./}] 'Gg7  M{##c No fractures./}] B5;0  M{#QCMostly chips and fragments with a few scattered short core lengths./}] &; 3   M{#;  #>_Combination descriptors (such as "Very intensely to intensely fractured") are used where equal L > #%-`distribution of both fracture density characteristics is present over a significant interval or Mi#? # bexposure, or where characteristics are "in between" the descriptor definitions. Only two adjacent *PY #tdescriptors may be combined.'5c +#&4 ROCK HARDNESS/}]$`-  M{#3|Criteria/}]%1WM!  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Q>F>/}]QѺ)) $QpDq  QpDp/}]QlP $Q'B'  Q'A'/}]Q(3( $Q@@@  Q@?@/}]Q%|OhO $QZ=Z  QZ=Z/}]Qv;v $Q7s8s  Q8s8s/}]QQʦ $77s;8s  78s;8s/}]Qx{$ߞ $eij  ejj/}]QW9 9>n47 >74w>n>7A /}] QNf*f/f 9X5yh xh5I`XxhA /}] Qޒa USCܒa 9A4GR FR4JAFRA /}] QE 9.4z> y>4J6.y>A /}] Q^ە$ yە$ $߉i  h/}]QCU*F"* =O=,LU TщO=,LщT/}]Q 1O&ӾӾ& $_~`  _~_/}]QRi& 2 >?}=M9, +#&?l[<PERCENT CORE RECOVERY (REC) & ROCK QUALITY DESIGNATION (RQD)/}]0m0S+} p&vazX/}r`-X!*  !*=z`X Q AӳL-m0S+X  S+4`m0m0X QL|/A 3 3L #DL M{#`x 100%/}] # ? M{#&REC =/}] # J M{#eRQD =/}] $є  є/}]Q\5 #[N M{#vx 100%/}] !Q '-Q>/}] $e9È:  e:È:/}]Q<:90Tx[} p&va+7 /}]-T Y  YHOU-! Qj $Ê-Tx["  [OyUy-! Q˭ <$< &Zs,P3 M{#Zs Top Hole El./}] % | XQA7M{#bBy/}]  ٗ`y  M{#b]ڗBoring  ^y| M{#bBlocation %3o M{# Hole I.D./}] %1UJ XRd${ 0/}] UJ { REC=100% 1 { RQD=50% %l) XSd${ a/}] d) { REC=100% l8 { ;RQD=80% %fnY# WTd${  /}] nY# { \REC=88%f { RQD=0% &ѤE\X M{#s Boring Date/}] %WYd.7 <UA7{#W/}]&WYd.7 {#WRuEnd drilled interval %WvEr\ =VA7{#W/}]'WvEr\ {#WwBegin drilled interval %WEr i =WA7{#W~M/}]'WEr i {#W;Begin drilled interval %W<d.f <XA7{#Wď/}]&W<d.f {#WXEnd drilled interval %WErCR =YA7{#W6/}]'WErCR {#W^Begin drilled interval %W0d.W <ZA7{#W/}]&W0d.W {#WrLEnd drilled interval0Y54vtXDS!@/}] Yv4v   4v YvQa Y`4`   4` Y`Qaee Y#I4$I   4$I Y$IQaNJ Y545   45 Y5Qa0S4zf;!w"/}] 4  4QQ'' 4  4QQ S4T  4TTQQ*Ң* $RaiSa;  Sa;Sai/}]Q :֟4 $[yi\y;  [y;[yi/}]Q z%:z%4 $ch}d;  d;di}/}]Q֌:@ $lizm;  m;mjz/}]Q]s:s $P3P)  P(P3/}]Q[ o $3)  (3/}]Q[ UoU OyGBȲ=  $$yh^]REFERENCE: CALTRANS SOIL & ROCK LOGGING, CLASSIFICATION, AND PRESENTATION MANUAL (JUNE 2007)/}]%]  [S$@X#a/}]F]8 @X#y.SSpecimen can be scratched with a pocket knife or sharp pick with difficulty (heavy 9E%+ @X#a9pressure). Heavy hammer blows required to break specimen.%,  \Q$@X#//}]E1,7 @X#HMQSpecimen can be scratched with pocket knife or sharp pick with light or moderate 6Z2D( @X#/4pressure. Core breaks with moderate hammer pressure.%x  ]Z$K#{,/}]FlMx8 K#TSpecimen can be grooved or gouged easily by a pocket knife or sharp pick with light I_; K#{,Zpressure, can be scratched with fingernail. Breaks with light to moderate manual pressure.%  9^$K#/}]# K#Extremely Hard%!  :_%K#5=/}]$! K#5=Moderately Soft%~j  :`%K# /}]$~j K# Moderately Hard $N\6O\  N\N\6/}]Q7&&w $Tih  Uih/}]QTɗN $Til  Uil/}]Q=0bfh >M D²/}^5/pEme8  /p8le8leE/pE/p8Q 1& & 11& /pk|mel|  /pl|lel|Q%ׁ1n nގ /pme  /pleQ%ׁ1  /pme  /pleQ%ׁ1x, x, /p]me] /p]le]Q%ׁ1  /pqmer /pqleqQ%ׁ1   /pImeI /pIleIQ%ׁ1{ { /pme /pleQ%ׁ16> 6>0/pR"/&'!!/}$^7} M{#ٞTermZkK M{#Strongvr| M{#2Weak!*6UV M{#rF Very Weak", M{#7 Very Strong  $ȩrnN M{#$j> 30,000$, M{#714,500 - 30,000#[ZK M{#[7,000 - 14,500#hj M{# 3,500 - 7,000"vz M{#2 700 - 3,500! *V M{# rF 150 - 700`J2 M{#`e< 150,Qa7 +#&QPU RELATIVE STRENGTH OF INTACT ROCK .R/   . .SQM> Ɏ u  uQ$4 /p    /p  Q1$4 /pRS  /pSSQ1$4Ɏ /p /pQ1m'$4m' /p /pQ1$4ݎ /prs /pssQ1$4ڎ /p23 /p22Q14$44 /p /pQ1$4Ԏ /pll /pllQ1$4 /puRvR  /puRuRQ1]+$4]+ R  SQ$4$4Ɏ /pR0p  /p/pSQ10/1Ɋ!vY @e#$M{#Ɋ.vY  M{#u#Uniaxial Compressive Strength (PSI)!ȩN 6f$M{#jŊ$ȩN M{#jExtremely Strong! j 5g $M{## j M{# Medium Strong!J- 5h$M{#e#J- M{#eExtremely Weak&snV  M{#s+ Description/}G^*6nyO  M{#6+Thickness / Spacing/}H^$VRW   W WS/}I^QM>$b:   M{#Massive/}J^)Mb}R  M{#MGreater than 10 ft/}K^%X/! M{#X 3 to 10 ft/}L^%X{A M{#X 1 to 3 ft/}M^) '`  M{#C Moderately bedded/}O^)k    M{# <Very thinly bedded/}Q^%?9  7i $M{#/}R^!?9 M{#U[ Laminated %.7!  <j$M{#/}W^&.7! M{#Very thickly bedded0Rj  [/AF/}r^ ֬j  ֬iQG1  j    i Q p RjS  SiSQ pɽɎ j iQ pm'm' j iQ pݽݎ rjs sisQ pڽڎ 2j3 2i2Q p44 j iQ pԽԎ ljl lilQ p uRjvR  uRiuRQ p]+]+ iRj  iiSQɎ R  SQ0/%B$a7 :q+-#&?s/}^$B$a7 +#&B$PUBEDDING SPACING%a Tb  rȟ$j"Lfa ]/}^ja ow\ j"Lfa Combination descriptors (such as "slightly weathered to fresh") are permissible where equal distribution of both weathering characteristics is present over ia ,1[ j"Lfa /significant intervals or where characteristics present are "in between" the diagnostic feature. However, combination descriptors should not be used where la %^ j"Lfa X֟significant, identifiable zones can be delineated. Only two adjacent descriptors may be combined. "Very intensely weathered" is the combination descriptor for .a Tba  j"Lfa |$"intensely weathered to decomposed."':_{A M{#Thickly bedded/}N^' 3z M{#' Thinly bedded/}P^ @vC. M{#_?Lengths mostly in 4" to 1 foot range with most lengths about 8"/}] %vR CP!M{#Y/}]-vR M{#!Length of intact core pieces 4"% cR$@X#/}^ER7 @X#mRSpecimen can be grooved 1/6" deep with a pocket knife or sharp pick with moderate A|d3 @X#Jor heavy pressure. Breaks with light hammer blow or heavy manual pressure.'Xʚ'` M{#XC 3-5/8" to 1 ft/}U^(X 2z M{#X'1-1/4" to 3-5/8"/}V^'Xk ~ M{#X <3/8" to 1-1/4"/}a^'e?ְ9 M{#eU[Less than 3/8"/}j^ %  8C }M6$M{#/} ]7g 8C) M{#_6Lengths average from 1 to 4" with scattered fragmented. *z  M{#F'#intervals with lengths less than 4" 1CΠCT M{#Dp!Total length of core run (inches)/}] 1~ M{# :!Total length of core run (inches)/}] %6K'G} HO,R#7K j/}u`26K'G}$ R#7K2,Length of the recovered core pieces (inches)recovered core p