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Home My WebLink About20150873 Ver 1_Div7_GEO_BRDG0200_Summit_RevInventory_Feb14_201508269TA7B SI'ATB PRQI8C1' RBPeReNC6 NQ 'NO'.� sne¢T`. N.C. 17BP.7.R.63 1 13 STATE OF 11tORTH CAROLI11tA DEPARTMENT OF TRANSPORTATIOIV DIVISION OF HIGHWAYS GEOTECHIIIICAL ENGI11lEERI11lG UNIT STR UCTURE SUBSURFACE I11lVESTIGATI01� PROJ. REFERENCE NOe I�BP.7.R.63 C 0 U N T Y ALAMAIIICE F,A. PROJa �a PROJECT DESCRIPTION Bridge 1110. 200 on SR 1110 (Mt Zion Rd.) over Little Creek CONTE11lTS SHEET DESCRIPTIOIV I TITLE SHEET 2.2A LEGEND 3 SITE PLAN 4-5 CROSS SECTIONS 4-i3 BORE LOGS PERSONNEL A. May, EI L. Gonzalez—Casrillo C. Husketh J. Terry INVESTIGATEO BY B. Worley, P.G. CHECKED BY D. Dewey, P.E. SUBMITTED BY Summit Design and Engineering, PLLC DATE FEBRUARY, 2014 iHE $UBSURFACE INFORMGTION dND THE SUBSUflFGCE INVESiILAiION ON NHICH IT IS BpCAUTIONE PNOOTICENG THE $COPE OF MORK TO BE INCLUOED IN THE AEO�EST FON PFOPOSd�. THE VdR10U5 FIELO BOFMG LOGS. AOCK COPES. oND SOIL TEST DATA 4VAILABLE MAY BE REVIEWED OR INSPECiED IN Rd�EIGH BY CONiACiING THE N. C. DEPARTMENT Of TRANSPORTATION, GEOTECHNICAL ENGINEEPING UNIT Ai 19191 i0T-6B50. THE SU95URFACE PLANS AN� FEPORTS. FIELO BOPING LOGS, ROCN CORES, dN0 SOIL TEST DGTA ARE NOT PART OF iME CONTRACT. SOIL eNU ROCK BOIINOARiES WITHIN A BOREHOLE APE BCSED ON GEOTECHNICAL INTERFPETATION UNLE55 ENCOUNTEFED IN A SAAIPLE. MTERPRETEO BOUNOARIES MAY NOT NECESSARILY PEFLECT ACT�AL SU65URFdCE CONOITIONS BETWEEN $AMPLE� 57PATA.AND BOREHOLE MV"ORMATION MAY NOT NECE$$ARILY REFLECT dCiUGL $l1BSURfdCE CONDITIONS BETWEEN BORINGS. iHE LABORATOPY $AMPLE DeTd 4ND THE IN $ITU IIN-PLECEI TEST DeT4 CeN BE RELIED ON ONIY TO iHE OEGREE OF RELiABILitY INHERENT iN THE STaNDnRO iEST METN00. THE OBSEftVEO weTER LEVELS OR $OIL MOISTUAE CONDIilONS iNOI�diEO IN it�E SUBSIIPFACE iNVESiIGpiION$ GRE 05 RECORDEO dT 7HE TiME OF THE INVESTIGATION. 7HESE WATER LEVELS OP $OIL MOISTURE CONDITION$ MAY VARY CONSIOERABLT WITH TIME ACCOROING TO CLINATIC CONOIilONS INCLUOING TEMPERATURES. PFECIPITdiION.GN� NIND. d5 NEIL d5 OTHER NON-CLIMATIC FACTORS. TME DEPARTMENT OOES NOT MARRANT OR GUARANTEE THE SUFFICIENCY OR ACLUHACY OF iHE INVESTIG4TION MADE. OF OPINION OF THE �EPAPiMENT AS TO THE TYPE OF MATERIALS oND CONDITIONS TO BE ENCOUNTEREO. TNE BIODER OR CONTRACTOR I$ CAUTIONED TO MAKE $UCH INOEPENDENT SU95URFACE INVESTIGATIONS CS HE �EEN$ NECESSARY i0 SATISFY HIMSEIF AS TO CONOITION$ TO 0E ENCOUNiERED ON THE PflOJEGT. THE CONTRACTOP SHALL HAVE NO CLAIN fOR AODITIONAL COMPENSATION OR FOR AN E%TENSION OF TIME FOR ANY REdSON RESULTING FROM THE ACiUGL CONDITION$ ENCOUNTEFED CT THE SITE OIFFERING FROM THOSE INOICATED IN THE SU9SURFACE IN:OFNATION. NOTE - THE INFORAIATION CONTAINED HEREIN IS NOT IAIPLIED OR GUARANTEED BY THE N. L. DEPARTMENT OF TRANSPORTAiION AS BEING ACCURAiE NOR IT i5 CONSIOERED TO BE PART OF THE PLANS. SPECIFICATIONS. OR CONTRACT FOR THE PROJECT. NOTE - BY HAVING REOUESTED THIS INfORMAT10N THE CONTRACTOR SPECIFICALLY WAIVES 4NY CL41M5 FOR INLREASED COMPENSATION OR EXTENSION OF TIME BASEO ON DIFFERENCES BETWEEN THE CONDITIONS INDICATED HEREIN AND iNE ACTUAL CONOITIONS AT THE PROJECT SITE. DRAWN BY: B. Worley, P.G. and M. Brandon, PLS tr�,tt�i+FHtFy �"�C��\` ' ��O�f�/y{'�i � �,O , ••\�ENSF�•. ��,9" y i �E�LY � r. � = °J � 1926 �'- T 'A �. . � � i • • ,�`. �' ��T . is� � .' K ti O� • FpLO��S.• � T ��,y{� FY .. D �;� ��. �'`�H+Fii+FH�� PROJECT REFERENCE N0. SHEET N0. 17BP.7.R.63 (Bridge 200) 2 N�RTH C?sROLINA D�ID.�RTMENT �F TItr1N5PORTr1TI�N DIVISION �F HIGHW.�YS GE�'d°ECHNIC.�3, EN(aINE�RING UNIT S�IL .�NII9 R�CI� ➢.]EG�NII�, °l[°�RN�S, SYN�]B�L�, ANI� A�1�g81EVgA°JCI�NS SOIL DESCRIPTION GRADATION WELL GPAOEO - INDICaTES a G000 REPRESENTATION OF PaPTiCLE SIZES FROM FINE TO COaRSE. SOII IS CONSIDEREO TO BE THE UNCONSOLIDATED. SEMI-CONSOLIDPTEO.OR WEaTHERED EARTH MATERIPI$ UNIFORM - INOICPTE$ TH(aT $OIL Pl1RT�CLE$ /1RE RLL RPPROXIMRTELY THE SAME $IZE.IA�SO THlaT ClaN BE PENETR/aTEO WITH A CONiINU0U5 FLIGHT POWER AUGER,AND YIELO LESS THAN POORLY GRADEDI 190 BLOWS PEP FOOT aCCORDING TO STaNOaRD PENETRaT10N TEST IAaSHTO T206,aSTM D-1586). SOIL GAP-GRAOEO - INOICATES A MI%TURE OF UNIFORM PARTICLES OF TWO OR MORE SIZES. CLASSIFICATION IS BASEO ON iHE AASHTO SYSTEM. BASIC OESCRIPTIONS GENERALLY SHALL INCLU�E: ANGULARITY OF GRAINS CONSISTENCY,COLOR,TEXiURE,M015TURE.aaSHTO CLASSIFICaiION,aNO OTHEF PERTINENT FACTORS SUCH aS MINERaLOGICaL COMPOSIiION,aNGULaRIiY,STRUCTURE.PLaSTICITY,ETC.E%AMPLE: THE aNGUTARITY OR ROUNONESS OF $OIL GRa1N5 I$ OESIGNaTED BY THE TERM$ aNGULAA. VERI Si1FEGRN',9LIYCLAY,.MOISi WON IXlERBEOOED FIXE SA40 LNERS.HIGHLY PIASiIC.A-7-6 SUBlNGULAR, SUBROUN�ED. OR ROUNOEO. SOIL LEGEND AND AASHTO CLASSIFICATION MINERALOGICAL COMPOSITION GENER4IL GR/aNULAR MATERIlaLS SILT-CLRY MlaTERIlaLS MINERAL NAMES SUCH AS OU/aRTZ,FELDSP/aR, MIC/a,T/aLC,K/aOLIN,ETC.ARE USEO IN DESCRIPTIONS CLASS. t 5 35% PASSING "200) (> 35% PaSSING °200) ORGANIC MlaTERIALS WHENEVER THEY laRE CONSIOEREO OF SIGNIPICANLE. caouP Q-� A-3 Q-z a-a a-s a-e a-� A_i,Q_z a-a,a-s COMPRESSIBILITY CLASS. p-�-a R-1-b A-2-4 P-2-5 A-2-6 A-2-7 A'3 Q�6• A�� SLIGHTLY COMPRESSIBLE LIOU10 LIMiT LESS THAN 31 SYMBOL MODERATEIY LOMPRESSIBLE LIOU10 LIMIT EOUPI TO 31-50 0000 000 ..... ;:::.:�:..:•?.::. : � .�. .. �. . HIGHLY COMPRESSIBLE LIOU10 LIM[T GREATER THAN 59 . . .......:.... . % PASSING PERCENTAGE OF MATERIAL SILT- °�0 50 Mx GRANULAR ��AY MULK, GRlaNULAR SILT - CLAY °<0 3e mx se M% 51 MN SOILS pElaT ORGANIC MATERIAL Sol�s Sol�s OTHER MATERIAL ' 200 I5 M% 25 M% 19 M% 35 M% 35 M% 35 MX 35 MX 36 MN 36 MN 36 MN 36 MN SOILS 7RACE OF ORGlNIC M/aTTER 2- 3% 3- 5% TRACE 1- �0% LITTLE ORGANIC MATTER 3- 5% 5- 12% LITTLE I0 - 29% LIOUIO LIMIi 40 M% 41 MN 40 M% 41 MN 40 M% 41 MN 4B M% 41 MN SOILS WITH MODERlTEI.Y ORG[iNIC 5- 10% IZ - 20% SOME 20 - 35% PLASiIC INOE% 6 MX NP �0 Mx 10 Mx II MN II MN 16 Mx IB M% 11 MN II MN LITTLE OR HIGHLY H�GHLY ORGlNIC )10% >20% HIGHLY 35% laND lBOVE GROUP INOE% e B 0 4 Mz 8 M% 12 Mx I6 MX No M% MODERATE ORGANIC GROUND WATER AMOUNTS OF $OILS USUAI iYPES SiONE FFAGS. FINE SILTY OR LLAYEY SILTY CLAYEY ORGaN[C � WATER LEVEL IN BORE HOLE 1MME�IATELY laFTER DRILLING OF MAJOFl GFAVEL.ANO $QND GRAVEL ANO SlaND SOILS SOILS MATTER MliERIALS SANO � STaTIC WATER LEVE� aFTER 24 HOURS GEN.PAiING FAIR TO PW PERCHEO WATER,SATURATEO ZONE,OR WATER BEARING STRATA AS a E%CEI.LENT TO GOOD FAIR TO POOR p00R POOR t1NSUIiRBLE SUBGRAOE ^ nn„ PI OF Fa-7-5 SUBGROUP IS S LL - 30 :PI OF A-7-6 SUBGROUP IS > lL - 30 V''UU`� SPRING OR SEEP CONSISTENCY OR DENSENESS MISCELLANEOUS SYMBOLS RANGE OF SilaN�ARO RANGE OF UNLONFINEO sv* TEST BORING COMPfaCTNESS OR � ROlaDWAY EMBANKMEN7 (RE) PRIMARY SOIL TYPE CONSISI'ENC� PENETRATION RESISiENCE COMPRESSIVE STRENGTH � oa*oM* TEST BORING W/ CORE W-Vl+Ll1E1 �TONS/FYz 1 � WITH SOIL OESCRIPTION vs* PM* GENERfaLIY VERY LOOSE C4 SOIL SYMBOL � AUGER BORING � SPT N-VALUE GRANULlaR LOOSE q Tp �0 MEOIUM OENSE 10 TO 30 N�Q laRTIF�CIAI FI�L fAF)OTHER REF SPT REFUSfaL MATERIAL OENSE CORE BORING INON-COHESIVEI 30 TO 50 THAN ROADWAY EMBANKMENT VERY DENSE >50 VERY SOFT <z �� INFERRED SOIL BOUNOARV M�O MONITORING WELL <0.25 GENERaLLY SOFT 2 TO 4 0.25 TO 0.50 PIEZOMETER SILT-CLAY MEOIUM STIFF 4 TO 8 =117=�i7 INFERREO ROCK LINE Q 0.5 TO 1.0 INSTALLfaT10N MFaTER1AL STIFF 8 TO 15 � 70 2 *� t� ALLUVIAL SOIL BOUNOARY (COHESIVEI VERY STIFF 15 TO 36 O SLOPE INOICATOR 2 TO 4 (NSIAL�At10N HARD >30 )4 25/025 DIP & DIP OIRECTION OF TEXTURE OR GRAIN SIZE �—/ ROCK STRUCTURES � CONE PENETROMETER TEST U.S.S7D.SIEVE SIZE 4 10 40 60 200 270 • SOUNDING R00 OPENING (MM) 4.76 2.90 9.42 0.25 0.075 0.053 ABBREVIATIONS BOULDER COBBLE GRaVEL C�qNDE SPND SILT CLAY AR - aUGER REFUSAL MED.- ME�IUM V51 - VaNE SHEAR TEST (BLDRJ (COBJ (GRJ (LSE.SDJ (F SOJ �SLJ (CLJ BT - BORING TERMINATEO MICA.- MICACEOUS WEA.- WEATHERED CL.- CLaY M00.- MOOERATELY 7'- UNIT WEIGHT GRAIN MM 305 75 2.0 0.25 9.95 0.005 CPT - CONE PENETRPTION TEST NP - NON PLASTIC ya- DRY UNIT WEIGHT SIZE IN. 12 3 CSE.- COlaRSE ORG.- ORGANIL SOIL MOISTURE - CORRELATION OF TERMS OMT - OILATOMETER TEST PMT - PRESSUREMETER TEST SAMPLE laBBREV1AT10NS SOIL MDISTURE SCLtLE FIELD MOISTURE DPT - DYNAMIC PENETRRTION TEST $AP.- S/aPROIITIC $- BUI.K (PTTERBERG LIMITS) OESCRIPTION GUIOE FOR FIELD MOISTURE DESCRIPTION e- V010 RfaT10 SD.- Sl+ND.SANOY 55 - SPLIT SPOON F- FINE SL.- SILT,SILTY ST - SHELBY TUBE - SATURATEO - USUaLLV LIOUtO:VERY WET.USUaLIV FOSS.- FOSSILIFEROUS Sll.- SLIGHTLY RS - ROCK (SAT.1 FROM BEIOW THE GROUND WFiTER TABLE FRAC.- FRALTURED.FRACTURES TLR - TRILONE REFUSAL RT - RECOMPACTED TRIA%IAL LL LIOUID LIMIT FRlaGS.- FRAGMENTS - MOISTURE CONTENT CBR - CAL[FORNIA BEARING PLASTIC � H1.- HIGHLY V- VERY RAT10 RANGE _ WET _ �W� SEMISOLIO;REOUIRES ORYING TO �P�� PL laTTA1N OPTIMUM MOISTURE EOUIPMENT USED ON SUBJECT PROJECT PLaSTIC UMIT DRILL UNITS: AOVANCING TOOLS: HfaMMER TYPE: OM OPT�MUM MOISTURE - MOIST - IMI SOLIO:AT OR NElaR OPTIMUM MOISTURE O AUTOMATIC � MANUlaL SL SHRINKfaGE LIMIT ❑ MOBILE 8- _ ❑ LLAY BITS REOUIRES ADDITIONlaL WATER TO ❑ 6'CONTINUOUS FLIGHT aUGER CORE $IZE: - DRY - ID) q77q�N OPTIMUM MOISTURE ❑ 8K-51 � 8'HOLLOW lUGERS �-8 PLASTICITY �X CME-450 ❑ HRRD FpCEO FINGER BIT$ �_N PLASTICITY INDE% fPll ORY STRENGTH � TUNG.-Cf+RBIDE INSERTS ❑_H — NONPL/STIC 0-5 VERY LOW � CME-550 LOw PLASTICITY 6-15 SLIGHT ❑ ClaSING ❑ w/ POVPNCER HANO TOOLS: MEO.PLASTICITr 16-25 MEDIUM � pORTaBLE HOIST � TRICONE 'STEEL TEETH � POST HOLE DIGGER HIGH PLAST�CITY 26 OR MORE HIGH COLOR � Diedrich D-50 � TRICONE Z 15�6 ' TUNG.-LAPB. ❑ HANO AUGER � CORE BIT ❑x SOUNDING P00 OESCRIPTIONS MAY INC�UDE COLOR OR COLOR COMBINaT10NS ITaN,REO,YELLOW-BROWN,BLIJE-GRaY). ❑ � VaNE SHEaR TEST MOOIFIERS SUCH AS LIGHT,DARK,STREAKED.ETC.ARE USED TO DESCRIBE APPEARPNCE. � ❑ REVISE� 09/23/09 PROJECT REFERENCE N0. SHEET N0. 17BP.7.R.63 (Bridge 200) 2A NORT�I CAR�LINA DEPAR°Il°MEN°Il° �F TRAN3��RTATION IDIVISI�N �F II-IIG�IW.�Y3 GE�TECHNIC.�lL ENGINEERING UNIT S��]L .�N� R�CI� ]L�GEN�, °PE�BA"�S, S�I�1��]LS, .�NII� .�1��8�VI.�°g°I�NS ROCK DESCRIPTION TERMS AND DEFINITIONS HRRD ROCK IS NON-COaSTaL PLaIN MaTERIPL THAT IF TESTED.w0UL0 YIELD SPT REFUSaL.aN INFERREO aLLUVIUM fRLLUV.I- SOILS THqT HqVE BEEN TRaNSPORiEO BY WaTER. ROCK LINE INOICATES THE LEVEL AT WHiCH NON-COlaSTAL PLAIN MATERIAL WOl1L0 YIELO SPT REFUSAL. 5PT REFUSAL IS PENETRAT�ON BY R SP�Ii SPOON $PMPLEA EOUPL TO OR LES$ THPN B.IFOOT PER 60 BI.OWS. AOUIFER - fa WATER BEARING FORMfaT10N OR STRATA. IN NON�LOAS7AL PLAIN MATERIAL. THE TRANSITION BETWEEN SOIL ANO ROCK IS OFTEN REPRESENTEO BY A ZONE qRENlaCE0U5 - APPLIEO TO ROCKS THfaT HfaVE BEEN OERIVEO FROM SlaN� OR THA7 CONTAIN SANO. OF WEaTHERED ROCK. ROLK MfaTERIALS laRE TVPILALLY DIVIDED AS FOLLOWS: ARGILLACEOUS - APPLIEO TO ALL ROCKS OR SUBSTANCES COMPOSED OF CLAY MINERfaLS, WEATHERED NON-COASTAL PLAIN MlaTER1AL THAT WOULO YIELD SPT N VfaLUES > 100 OR HfaVING A NOTlaBLE PROPORTION OF CLlaY IN THEIR COMPOSITION.faS SHALE,SLATE.ETC. ROCK IWR) BLOWS PER FOOT IF TESTEO. ARTESIAN - GROUN� WATER THfaT IS UNOER SUFFICIENT PRESSURE 70 RISE la80VE THE LEVEL i. i FINE TO COaRSE GRAIN IGNEOUS faND METaMORPHIC ROCK THAT AT WHICH IT IS ENCOUNTEPEO.BUT WHICH DOES NOT NECESSlaRILY RISE TO OR ABOVE THE CRYSTt1LLINE � wOU�D v1E�0 SPi REFUSRI If TESTEO. FOCK TvPE INCLUDES GRRNITE. GROUNO SURFlaCE. ROCK ICRI �� i�� i GNEISS. GA88R0, SCHIST, ETG CRLCRREOUS ICALC.I - SOILS THRT CONTfaIN PPPRELIABLE AMOUNTS OF CALLIUM CPRBONATE. FINE TO COaRSE GRAIN METaMORPHiC ANO NON-COASTaL PLAIN NON-CRYSTALLINE — -- $EOIMENTARY ROCK THqT WOULD YEILO $PT REFUSAL IF TESTEO. ROCK TVPE COLLUVIUM - ROCK FRAGMENTS MIXED WITH SOIL OEPOSITED BY GRAVITY ON SLOPE OR AT BOTTOM ROCK (NCRI — INCLUOES PHYLLITE.SLlaTE.SANDSTONE,ETC. OF SLOPE. COASTl1L PLAW COASTAL PLAIN SEOIMENTS CEMENTED MTO fiOCK,BUT MlaY NOT YIELO CORE RECOVERY IRECJ - TOTPL LENGTH OF aLL MATERIAL RECOVERED IN THE CORE BPRREL DIVIDED BY TOTRL SEDIMENTARY ROCK SPT REFUSaL. ROCK TvPE INCLUOES LIMESTONE,SaNOSTONE,CEMENTEO LENGTH OF CORE RUN ANO EXPRESSEO AS A PERCENTAGE. (CPI SHELL BE05. ETL. WEATHERING DIKE - F TaBULAR BODY OF IGNEOUS ROCK THRT CUTS PCROSS THE STRUCTURE OF POJACENT ROCKS OR CUTS MqSSNE ROCK. FRESH ROCK FFESH,CRYSTaLS BflIGHT,FEW JOINTS MaY SHOW SLIGHT STa1NING.ROCK RINGS UNDER OIP - THE aNGLE aT WHICN a STFaTUM OR aNY PLANaR FEaTURE IS INCLINED FROM THE HAMMER IF LRYSTlaLLINE. HORIZONTfiL. VERY SLIGHT ROCK GENERaLLY FRESH,JOINTS STpINED.SOME JOINT$ MaY SHOW THIN CLav COaTING$ IF OPEN, DIP DIRECTIDN IOIP aZIMUTHI- THE OIRECTION OR BEaRING OF THE HORIZONTaL TRaCE OF IV SL1.) CRYSTRL$ ON A BROKEN SPECIMEN FACE SHINE BRIGHTLY. ROCK RINGS UNOEF HPMMER BLOW$ IF THE LINE Df OIP.MEa$URED CLOCKWISE FROM NORTH. OF R LRYSTALLINE NATURE. FAUL7 - fa FRACTURE OR FRACTURE ZONE ALONG WHILH THERE HAS BEEN DISPLACEMENT OF THE SLIGHT ROCK GENERALLY FRESH,JOINTS STAINEO faN� DISCOLORATION ExTENDS INTO ROCK UP TO SIDES RELlaTIVE 70 ONE ANOTHER PARALLEL TO THE FRACTURE. ISLI.) 1 INCH. OPEN JOINTS MAY CONTAIN CLaY. IN GRANITOIO ROCKS SOME OCClaSIONAI FELOSPAF CRYSTALS ARE DULL ANO OISCOLORED. CRYSTALLINE ROCKS RING UNOER HAMMER BLOWS. FI$$ILE - P PROPERTY OF SPLITTING ALDNG CLOSELY SPACEO PaRAI.LEL PLPNES. MODERaTE SIGNIFICaNT PDFTIONS OF ROCK $HOW 01SCOlORaTION aND WEaTHERING EFFECTS. IN FLOl+T - ROCK FRAGMENTS ON SURFACE NEAR THEIR ORIGiNAL POSITION ANO OISLODGEO FROM (MOD.1 GRaNIT01D ROCKS.MOST FELDSPAAS aRE DULL RND OISCOLORED.SOME $HOW CLaY. ROCK HaS PARENT MaTER1aL. OULL SOUND UNDER HqMMER Bl.OWS ANO $HOWS SIGNIFICANT LO55 OF $TRENGTH RS COMPRRED WITH FRESH ROCK. FL000 PLAIN (FP)- LANO BOROERING R$TRERM,BUILT OF SEDIMENTS DEPOSITED BY THE STREAM. MODERATELY ALL ROLK E%CEPT OUARTZ OISCOLOREO OR STAINED. IN GRANIT010 ROLKS.laLL FELOSPARS �ULL $EVERE ANO OISLOLOREO ANO !a MAJORITY SHOW KAOLINIZlaT10N. flOCK SHOWS SEVERE LO55 OF STRENGTH FORMqT10N (FM.1- P Ml1PPA8LE GEOLOGIL UNIT THAT LRN BE RECOGNIZED AND TRALEO IN (MOD.SEV.I ANO LFaN 8E EXCAVfaTEO WITH A GEOLOGIS7'S PILK. ROCK GIVES 'CLUNK'SOUNO WHEN STRULK. THE FIELO. IF TESTEO. WOULD YIELO SPT REFUSAL JOINT - FRACTURE IN ROCK PLONG WHICH NO (iPPRECIABLE MOVEMENT Hq5 OCCURRED. SEVERE ALL ROCK E%CEPT Ot1aRTZ OISCOLORED OR STAINEO.ROCK FaBRIC CLEaR aND EVIDENT BUT REOUCED LEOGE -!a SHELF-LIKE RIOGE OR PROJECTION OF ROCK WHOSE THICKNESS IS SMALL COMPfaRE� TO (SEYJ 1N STRENGTH TO STRONG SOIL. IN GR/aNIT01D ROCKS ALL FELDSPRRS laRE KlOLINIZEO TO SOME �TS LlaTERlaL EXTENT. EXTENT. SOME FRAGMENTS OF STRONG ROCK USUlaLLY REMla1N. IF 7ESiE0 YIELOS SPT N VALUES > 169 BPF �EN$ - P BODY OF SOIL OR ROCK THfaT THIN$ OUT IN ONE OP MORE OIRECTIONS. VERY SEVERE Q�� AOCK E%CEPT OUARTZ OISCOLORED DR STAINEO. ROCK FqBRIC ELEMENTS AFE OISCERNIBLE 8UT MOTTLED (MOT.1- IRREGULARLY MARKED WITH SPOTS OF OIFFERENT COLORS.MOTTLING IN (V SEV.) THE Mq$S IS EFFECTIVELY REOUCEO TO $OIL $TlTUS,WITH ONLY FRAGMENTS OF STRONG ROCK SOILS USUlaLLY INOICaTES POOR AERATION AND LACK OF G000 ORaINaGE. REMRINING. SAPROLIIE IS AN E%laMPLE OF ROCK WEATHEREO T� A OEGREE SUCH THAT ONLY MINOR PERCHEO WATER - WATER h7qINTAINED aBOVE THE NORMAL GROUND wATER LEVEL BY THE PRESENCE OF RN VESTIGE$ OF THE OPIGINlaL ROCK FPBRIC REMAIN. lF TESTEO. YfELOS SPT N VRLUES < 19B BPF INTERVENING IMPERVIOU$ STRATUM, COMPLETE ROCK REOUCE� TO $OIL. ROCK FaBRIC NDT DISCERNIBIE.OR DISCERN18lE ONLY IN SMaLI RND RESIOUAL (RESJ SOIL - SOIL FORMEO IN PLACE BY THE WEATHERING OF ROCK. SCaTTERED CONCENTRATIONS. OUaRT2 MAY BE PPESENT aS OIKES OR STRINGERS. SaPROLITE IS ROCK OUaLITY OESIGNaT10N IROD)- R MEaSURE OF ROCK OUaLITY DESCRIBED BY TOTaL LENGTH OF RL50 PN E%AMPLE. ROCK SEGMENTS EOUaL TO OR GREaTER THaN 4 INCHES OIVIDEO BY THE TOTaL LENGTH OF CORE RUN aN0 ROCK HARDNESS EXPPESSED aS a PERCENTaGE. VERY HARD CANNOT BE SCRATCHEO BY KN[FE OR SHfaRP PICK. BREfaKING OF HANO SPELiMENS REOUIRES SF+PROLITE (SlaP.)- RESIOUl+L SOIL THAT RETAINS THE PELIC STRULTURE OR FABflIC OF THE SEVERlaL HARO BLOWS OF THE GEOLOGIST'S PICK. PARENT ROCK. SILL - aN INTRUSIVE BODY OF IGNEOUS ROCK OF aPPRO%IMaTELV UNIFOPM THICKNESS aND HARD CAN BE $CRlTCHED BY KNIFE OR PICK ONLY WITH OIFF�CULTY. HARO HAMMER BLOW$ REOUIRED RELATIVELY THIN COMPRREO WITH ITS LATERAL E%TENT,TH/aT HAS BEEN EMPLlCED P/aRlaLLEL TO OETACH HpND SPECIMEN. TO THE BEOOING OR SCHISTOSITY OF TNE INTRUDED ROCKS. MODEPATEI.Y CAN BE SCR/aTCHEO BV KN7FE OR PICK. GOUGES OR GROOVE$ TO 0.25 INCHES DEEP C!N BE SLICKENSIOE - POLISHEO ANO STRIATEO SURFACE THAT RESULTS FROM FRICTION ALONG A FfaULT OR HPRD E%CAVRTED BY HqRp BLOW OF q GEOLOGIST'$ PICK. HANO $PECIMENS LaN BE DETACHED SLIP PLANE. Br MODERATE BLOwS. MEDIUM LlaN BE GROOVEO OR GOUGE� 6.05 1NCHE5 OEEP BY FIRM PRESSURE OF KNIFE OR PILK POfNT. ST/aN0/aRD PENETRAT�ON TEST (PENETRc1T10N RESIST/aNCE11SPT)- NIJMBER OF BlOWS IN OR BPF)OF HPRO CAN BE EXCAVATED IN SMALL CHIPS TO PEICES 1 WCH MPXIMUM SIZE BY HARO BLOWS OF THE Q�40 LB.HaMMER FaLLING 30 INCHES REOUIREO TO PROOUCE A PENETRATION OF IFOOT INTO $OIL WITH POINT OF A GEOLOGIST'S PICK. A 2 INCH OUTSIOE OIPMETER SPLIT SPOON SPMPLER. SPT REFUSAL IS PENETRATION EOURL TO OR LES$ THaN 0.1 FODT PER 60 BLOWS. SOFT CAN BE GROYE� OR GOUGED REA�ILY BY KNIFE OR PICK. CAN BE EXClaV/aTED IN FRAGMENTS STRaia CORE RECOVERY ISRECJ - TOTaL LENGTH OF STRaTa Ma7ERIaL RECOVERED �IVIOEO BY TOiaL LENGTH FROM CHIPS TO SEVERfaL INCHES IN SIZE BY MOOERlaTE BLOWS OF P PILK POINT. SMALL.THIN PIECES CAN BE BROKEN BY FINGER PRESSURE. OF STR/a7UM ANO ExPRESSEO AS !a PERLENT/aGE. VERY CaN BE CARVEO WITH KNIFE. CAN BE E%CAVPTEO REPDILY WITH POINT OF PICK. PIECES 11NCH STRATA ROCK OUFLITY OESIGNATION (SRODI- fa MEASURE OF ROCK OUlaLITY DESCR18E0 BY SOFT OR MORE IN THICKNESS C/+N BE BROKEN BY FINGER PRESSURE. CAN BE $CRqTCHED RE101LY BY TOTAL IENGiH OF ROCK $EGMENiS WITHIN A$TRqTUM EOUAL TO OR GREATER THAN 4 INCHE$ DIVIOEO BY THE TOTAL LENGiH OF SiRAT! ANO EXPRESSEO AS A PERCENiAGE. FINGERNPIL. FRACTURE SPACING BEDDING TOPSOt� ci5.1- SURFaCE SOILS USUfaLL� CONTRINING ORGPNIC MATTER. TERM SPACING TERM THICKNESS gENCH MARK: See "NOte" belOw VERY WIOE MORE TH[aN le FEET �ERY THICK�Y BEDDED > 4 FEET WIDE 3 TD 16 FEET THICKLY BEDDED 1.5 - 4 FEE7 MODERaTELY CLOSE I TO 3 FEET THINLY BEDDED 0.16 - 1.5 FEET ELEVATION: FT. CLOSE 0.16 TO 1 FEET VERY THINLY BEODED 0.03 - 0.16 FEET VERY CLOSE l.E$$ THlaN 0.16 FEET TH�CKLY LAMINATED 0.098 - 9.93 FEET NOTES: THINLY LAMINATEO < 0.068 FEET Boring collar elvevations derived using the TIN fiile. INDURATION 000200_IS_tnl_110809.tin FOR SEDIMENTaRY ROCKS,INOURaT10N IS THE HAROENING OF THE MaTER1aL BY CEMENTING,HEaT,PRESSURE,ETC. FRIABLE RUBBING WITH FINGER FREES NUMEROUS GR/a1N5; R.S. = ROd Sounding GENTLE BLOW BY HaMMER OISINTEGRaTES SaMPLE. MOOERaTELY INDURaTED GRPIN$ CaN BE $EPARPTED FROM SaMPLE WITH STEEL PROBE: BREAKS Eli$IL� WHEN HIT WITH HAMMER. INDURATEO GRAINS ARE DIFFICULT TO SEPARA7E WITH STEEL PROBE: OIFFILULT TO BRElaK WITH HfaMMER. EXTREMELY INDURlaTED SHARP HAMMER BLOWS REOUIRED TO BREAK SAMPLE: SAMPLE BREAKS ACROSS GRPINS. REVISED 09/23/09 ,� , � X�0 �� SITE PLA1� N�� Bridge 200, Alamance County NC GRID NAD 83/NSRS 2007 �� n�, �oo \� . ■ � � � � • ��-� � . � . � �Q %� �'' � � : : �� PO / � ��0 /P /�, Q ' � ' �0 \ �O o 1 \ /�� \O/ \ \ `� � - - � \ \ \ \v� � � \ \ � ^ � \ r � � EB2-B �, �, , , � , , _ RS-3 ', ;,', , , ,�� , � � R - � �, � �, , � , , �, '�� o � �, � %I SCALE 30:1 � Proposed End of Proposed End of Footing (Upstream) Footing (Downstream) 620- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -620 ��I-�1 �- �I-� 610 �, i--�—� 610 --- — — — ------ — — — — — — — — — — — — ------- -------- ------ --------- ---------------- , -' •r,i---------- -� � -------------------------- � S-� I �. RDWY EMBs �� : ORANGE-TAN,SOFT,CLAYEY 5/LT fA-5J � � �� S-� ` �'v; ond SANDY CLAY fA-6J �—L � _ / L �. ALLWIAL: — � L � � � _ LOOSE. SILTY SAND 6 � L � � � � — — •`•-'° — — — — (A-2-4J � 46 ��—_,__,__— � � �w��i �\ 600 i4 i��—�'�"� � � � ALLUV/AL: '� w� �i _ _ — — . 600 •;:.. •. . . . .. ,; ;. ;. - — • � -----`�--- - �::-- - •...; --------------------------� _ �Q ------ " � �= --------------------------------------- 'a' - �-- - - [�� i � LOa�E. 52TY :•: ;.; SAM3 -r,4-2=4J V 30!0.1 '" � � ` � \ ` / I �� '•':: � � WEATNERED ROCK: � � � � � �:;� � � %'""' y WEATHERED ROCK: iooi.9 - IMETA-GRANITEJ �� '�•;; :.;;� "� fMETA-6RANlTEJ - � 6oia �/Ls — //`%Tl �/7- 7T/ %Tl-?/ �0��"�7l �/T=�-7!�= �� b CRYST ALL/NE ROCK: � 590------------------------------------------------------------------- fMET_A_-�RANITEI-------------------------------------------------------------------------- C� � :b n � y a � �Nofe:Cross secflon cuf usTng Geopok olong the proposed culvert benf line.lnferprefed 5lrotigrophy was drown between borings wilh both projecfed onfo tlae bent line. OA RES/DUAL: LI�HT GRAY TO TAN-�RAY. DENSE TO V. DENSE, 5/LTY CSE. SAND fA-2-4J W/ CR FRAGMENTS --• � � paA' m N O O `- � � Proposed End o f Footing (Upstream) Proposed End of Footing (Downstream) 630 -------------------------------------------------------------------------------------------------------------------------------------------------------------- 630_� 620 --------------------------------------------------------------------------------------------------------------------------------------------------- 620_� ��2—� 610 ---------------------------------------- ��- 600 ------3— :: ��= j= --------------------------------- 5 -- =:5�°---�--------- -- 9 � � � 29 � �7' 47 u � � 100/.6 �r-� E�i2—� �------� ----/--- -'RDYW-E-AIBr-------- ORANGE -T AN. V. LOOSE. SILTY / SAND fA-2-41 ond V. SOFT / SANDY SILT f A � � � / _ � � � i� � — Iu�wllai.: oniiz LOOSE.SILTY SAND � ------------------(-A-�-AJ------------ ��__ �� WEATHERED ROCK: iooi.9 � 7��,�.i -� r7�� rE, '�-- -------� 5-3---------------------- 610 � _—\\� � �r�'�� —� �� ,;:� .:: :::::: 3� _.;:;•:: 600 o4ni �• --� � �-_ ��-�o�------------------------------------------------ � i � WEATHERED ROCK: fMETA-6RANlTEI CRYSTALL/NE ROCK: - E��r, ��r� 590 -----------------------------------------------------------------------�M_ETA-�R_A_NITEJ----------------------------------------------------------------------- OA RES/DUAL; LIGHT GRAY TO TAN-GRAY, DENSE TO V. DENSE, SILTY CSE. SAND (A-2-41 W/ CR FRAGMENTS •Noie:C�ass sectfon cut us/ng Geopok olong the proposed cuNer�beN /ine./n/e�pre�ed siroilg�ophy was d�own belween bo�Ings wlth both proJec/ed onlo the benl l(ne, � b V � U W -� � � QQA. � N O 0 L'i U�� NCDOT GEOTECHN/CAL ENGINEERING UNIT SHEET 6 OF 13 � BORELOG REPORT WBS 17.BP.7.R.63 TIP 17.BP.7.R.63 COUNTY ALAMANCE GEOLOGIST A. May, E.I. SITE DESCRIPTION Bridge 200 over Little Creek on SR 1110 (Mt. Zion Rd.) GROUND WTR (ft) BORING NO. EB1-A STATION 12+23 OFFSET 12 ft LT ALIGNMENT -L- 0 HR. Dry COLLAR ELEV. 611.3 ft TOTAL DEPTH 17.5 ft NORTHING 797,540 EASTING 1,849,480 24 HR. Dry DRILL RIGIHAMMER EFF.IDATE SUM3359 CME-450 85% OS/15/2013 DRILL METHOD H.S. Augers HAMMER TYPE Automatic DRILLER L. Gonzalez START DATE 04/23/12 COMP. DATE 04/23/12 SURFACE WATER DEPTH N/A ELEV DRIVE DEPTH BLOW COUNT BLOWS PER FOOT SAMP. - � �ft� ELEV �ft� O SOIL AND ROCK DESCRIPTION (ft) 0.5ft 0.5ft 0.5ft 0 25 50 75 100 NO. MOI G ELEV. n DEPTH ft 615 611.3 GROUND SURFACE 0.0 610 I �� I I I� �� I '- � ROADWAY EMBANKMENT !_ �. Orangish Tan, CLAYEY SILT (A-5), Trace � : : : : : : : : : : : : : : : - `� Fine Roots, Fine to Medium Sand, and Fine 3 2 3 � � � � - � � - � � - - � - - � - � Rock Fragments •5 M ' - � � 605 . ` . . . . . . . . . . . . . . - a�. �i _ i; . . . - �.\. . . . . . . . . . . e 602.5 8.8 8 11 35 . . . . . � . . . . . . . . .�6-------- W e ALLUVIAL 600 �� Gray, SILTY f. to med. SAND (A-2-4) - RESIDUAL . . . . . . . . . . . . . . . . Whitish Gray, SILTY f. to cse. SAND (A-2-4), 7 18 82/.4 - � - � � - � - - � - � � - � l Trace Rock Fragments 595 - ' 1o0/.9T = WEATHERED ROCK (meta-granite) I . . I . 593.8 17.5 60/0 � �60%0 CRYSTALLINE ROCK (meta-granite) Boring Terminated with Standard Penetration Test Refusal at Elevation 593.8 ft on Crystalline Rock (meta-granite) v v N � � � � U� Z d � � � K � o� 0 0 � ❑ K ml > � W � Z � K O m � O O U Z U�� NCDOT GEOTECHN/CAL ENGINEERING UNIT SHEET 7 OF 13 � BORELOG REPORT WBS 17.BP.7.R.63 TIP 17.BP.7.R.63 COUNTY ALAMANCE GEOLOGIST A. May, E.I. SITE DESCRIPTION Bridge 200 over Little Creek on SR 1110 (Mt. Zion Rd.) GROUND WTR (ft) BORING NO. EB1-B STATION 12+24 OFFSET 13 ft RT ALIGNMENT -L- 0 HR. Dry COLLAR ELEV. 610.9 ft TOTAL DEPTH 17.3 ft NORTHING 797,523 EASTING 1,849,498 24 HR. Dry DRILL RIGIHAMMER EFF.IDATE SUM3359 CME-450 85% OS/15/2013 DRILL METHOD H.S. Augers HAMMER TYPE Automatic DRILLER C. Husketh START DATE 04/24/12 COMP. DATE 04/24/12 SURFACE WATER DEPTH N/A ELEV DRIVE DEPTH BLOW COUNT BLOWS PER FOOT SAMP. - � �ft� ELEV �ft� O SOIL AND ROCK DESCRIPTION (ft) 0.5ft 0.5ft 0.5ft 0 25 50 75 100 NO. MOI G ELEV. n DEPTH ft 615 610.9 GROUND SURFACE 0.0 610 I I I i I ROADWAY EMBANKMENT J . . . . . . . . . . . . . . . Reddish Tan, Fine to Medium SANDY CLAY .� . . . . . . . . . . . . . . . (A-6), Trace Silt, Fine Rock Fragments, and Fine Roots 605 2 2 4 f6 . . . . . . . . . . . . . . . W - .�. . . . . . . . . - - � - - � 601.9 9.0 4 4 6 _ �� . . . . . . . . . . . . . W o� Orangish Tan, CLAYEY SILT (A-5), Trace 600 � Fine to Medium Sand, Fine Rock Fragments, . . . . �. . . . . . . . . . . and Fine Roots � � � � � �.� � � � � � � � � ALLUVIAL _� ..__ ._._ 0 596.9 Tannish Gray, SILTY f. to med. SAND 1a.o 10 30 27 � 595 �� I�57 W � ° 595.1 (A-2-4), Fine Rock Fragments, and Organics 15.8 �� . �. .. 593.6 RESIDUAL 1�.3 60/0 60/0 - Whitish Tan, SILTY f. to cse. SAND (A-2-4), Trace Fine Rock Fragments WEATHERED ROCK (meta-granite) CRYSTALLINE ROCK (meta-granite) Boring Terminated with Standard Penetration Test Refusal at Elevation 593.6 ft on Crystalline Rock (meta-granite) Hard drilling starting at 15.8 ft interpreted as Weathered Rock v v N � � � � U� Z d � � � K � o� 0 0 � ❑ K ml > � W � Z � K O m � O O U Z U�� NCDOT GEOTECHN/CAL ENGINEERING UNIT SHEET 8 OF 13 � BORELOG REPORT WBS 17.BP.7.R.63 TIP 17.BP.7.R.63 COUNTY ALAMANCE GEOLOGIST A. May, E.I. SITE DESCRIPTION Bridge 200 over Little Creek on SR 1110 (Mt. Zion Rd.) GROUND WTR (ft) BORING NO. EB2-A STATION 12+69 OFFSET 12 ft LT ALIGNMENT -L- 0 HR. Dry COLLAR ELEV. 610.9 ft TOTAL DEPTH 14.8 ft NORTHING 797,573 EASTING 1,849,513 24 HR. 9.0 DRILL RIGIHAMMER EFF.IDATE SUM3359 CME-450 85% OS/15/2013 DRILL METHOD H.S. Augers HAMMER TYPE Automatic DRILLER L. Gonzalez START DATE 04/23/12 COMP. DATE 04/23/12 SURFACE WATER DEPTH N/A ELEV DRIVE DEPTH BLOW COUNT BLOWS PER FOOT SAMP. - � �ft� ELEV �ft� O SOIL AND ROCK DESCRIPTION (ft) 0.5ft 0.5ft 0.5ft 0 25 50 75 100 NO. MOI G ELEV. n DEPTH ft 615 610.9 GROUND SURFACE 0.0 610 I I I i I ROADWAY EMBANKMENT I . . . . . . . . . . . . . . . . Orangish Tan, SILTY Fine to Medium SAND � . . . . . . . . . . . . . . . . t o<e° (A-2-4), Trace Fine Roots �— °Oe 605 1 2 2 �4 . . . . . . . . . . . . . . . W L o�e I I.... .... ..-- �--� � . . . . . . . . . . . . . . . . ° 601.7 9.2 600 1 1 1 ♦2 . . . . . . . . . . . . . . . W e ALLUVIAL —_—,_—_ . i.—_—i—_— Tannish Gray, SILTY Fineto Medium SAND I: : °ev 597 7 (A-2-4), Trace Fine Roots . 13.2 WEATHERED ROCK 8 92/.1 . . . . . . . -�. . . . . .100/.6 = 596.1 (meta-9ranite) 1a.8 60/0 60/0 CRYSTALLINE ROCK (meta-granite) Boring Terminated with Standard Penetration Test Refusal at Elevation 596.1 ft on Crystalline Rock (meta-granite) Very hard drilling at 13.2 ft interpreted as Weathered Rock v v N � � � � U� Z d � � � K � o� 0 0 � ❑ K ml > � W � Z � K O m � O O U Z U�� NCDOT GEOTECHN/CAL ENGINEERING UNIT SHEET 9 OF 13 � BORELOG REPORT WBS 17.BP.7.R.63 TIP 17.BP.7.R.63 COUNTY ALAMANCE GEOLOGIST A. May, E.I. SITE DESCRIPTION Bridge 200 over Little Creek on SR 1110 (Mt. Zion Rd.) GROUND WTR (ft) BORING NO. EB2-B STATION 12+73 OFFSET 11 ft RT ALIGNMENT -L- 0 HR. Dry COLLAR ELEV. 611.0 ft TOTAL DEPTH 19.0 ft NORTHING 797,559 EASTING 1,849,532 24 HR. 9.7 DRILL RIGIHAMMER EFF.IDATE SUM3359 CME-450 85% OS/15/2013 DRILL METHOD H.S. Augers HAMMER TYPE Automatic DRILLER C. Husketh START DATE 04/24/12 COMP. DATE 04/24/12 SURFACE WATER DEPTH N/A ELEV DRIVE DEPTH BLOW COUNT BLOWS PER FOOT SAMP. - � �ft� ELEV �ft� O SOIL AND ROCK DESCRIPTION (ft) 0.5ft 0.5ft 0.5ft 0 25 50 75 100 NO. MOI G ELEV. n DEPTH ft 615 6�1.o GROUNDSURFACE o.o 610 i ROADWAY EMBANKMENT . . . . . . . . . . . . . . . . — Orangish Tan, Fine to Medium SANDY SILT f . . : : . : : . : : . . : . . : (A-4), Trace Clay and Fine Rock Fragments 605 WOH WOH WOH �0 . . . . . . . . . . . . . . . . W oe ''` 606.5 ALLUVIAL a.5 Tan to Dark Gray, SILTY Fine to Medium � ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' SAND (A-2-4), Trace Fine Rock Fragments 2 4 3 ;� . . . . . . . . . . . . . . _ e 600 W � � ° 599.5 11.5 � . . . . . . . . . - - � - � � RESIDUAL � � � � � � � � � � � � � � � � � o° Sy� o Tan, SILTY SAND (A-2-4) 1a.o 21 79/.4 . _ i � WEATHERED ROCK 595 ' ' 100/.9 � (meta-granite) . . . . . . . . . . . . I . . . . ° . . . . . . . . . . . . . . . . � 592.0 19.0 60/0 60/0 CRYSTALLINE ROCK (meta-granite) Boring Terminated with Standard Penetration Test Refusal at Elevation 592.0 ft on Crystalline Rock (meta-granite) Harder drilling starting at 11.5 ft interpreted as Residual Soils v v N � � � � U� Z d � � � K � o� 0 0 � ❑ K ml > � W � Z � K O m � O O U Z U�� NCDOT GEOTECHN/CAL ENGINEERING UNIT SHEET 10 OF 13 � BORELOG REPORT WBS 17.BP.7.R.63 TIP 17.BP.7.R.63 COUNTY ALAMANCE GEOLOGIST C. Husketh SITE DESCRIPTION Bridge 200 over Little Creek on SR 1110 (Mt. Zion Rd.) GROUND WTR (ft) BORING NO. RS-1 STATION 12+54 OFFSET 23 ft LT ALIGNMENT -L- 0 HR. N/A COLLAR ELEV. 602.5 ft TOTAL DEPTH 6.0 ft NORTHING 797,571 EASTING 1,849,494 24 HR. N/A DRILL RIGIHAMMER EFF.IDATE N/A DRILL METHOD Rotl Sountling HAMMER TYPE N/A DRILLER L. Gonzalez-Castillo START DATE 10/02/13 COMP. DATE 10/02/13 SURFACE WATER DEPTH N/A ELEV DRIVE DEPTH BLOW COUNT BLOWS PER FOOT SAMP. - � �ft� ELEV �ft� O SOIL AND ROCK DESCRIPTION (ft) 0.5ft 0.5ft 0.5ft 0 25 50 75 100 NO. MOI G ELEV. n DEPTH ft 605 602.5 GROUND SURFACE o.o n/a 2 2 .4 . . . . . . . . . . . . . . . ALLUVIAL 600 n%a 2 1 3 ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' SILTY SAND (A-2-4) n/a 2 3 5 �° 599.5 3.0 n%a 6 3 � �9� � � � � � � � RESIDUAL n/a 18 11 _ . . . "�29�. _ . <° 596.5 SILTY SAND (A-2-4) 6.0 n/a 20 27 � 30/0 Boring Terminated at Elevation 596.5 ft on n/a 30/0 Weathered Rock (meta-granite) v v N � � � � U� Z d � � � K � o� 0 0 � ❑ K ml > � W � Z � K O m � O O U Z U�� NCDOT GEOTECHN/CAL ENGINEERING UNIT SHEET 11 OF 13 � BORELOG REPORT WBS 17.BP.7.R.63 TIP 17.BP.7.R.63 COUNTY ALAMANCE GEOLOGIST C. Husketh SITE DESCRIPTION Bridge 200 over Little Creek on SR 1110 (Mt. Zion Rd.) GROUND WTR (ft) BORING NO. RS-2 STATION 12+36 OFFSET 23 ft LT ALIGNMENT -L- 0 HR. N/A COLLAR ELEV. 603.7 ft TOTAL DEPTH 4.1 ft NORTHING 797,558 EASTING 1,849,481 24 HR. N/A DRILL RIGIHAMMER EFF.IDATE N/A DRILL METHOD Rotl Sountling HAMMER TYPE N/A DRILLER L. Gonzalez-Castillo START DATE 10/02/13 COMP. DATE 10/02/13 SURFACE WATER DEPTH N/A ELEV DRIVE DEPTH BLOW COUNT BLOWS PER FOOT SAMP. - � �ft� ELEV �ft� O SOIL AND ROCK DESCRIPTION (ft) 0.5ft 0.5ft 0.5ft 0 25 50 75 100 NO. MOI G ELEV. n DEPTH ft 605 603.7 GROUND SURFACE o.0 n/a 5 1 . . . . . . . . ALLUVIAL 1 1 z,6� � - � - � � � SILTY SAND (A-2-4) 600 1 13 ' '�14�- ' ' " ' ' " ' ' " " ' °e 600z 3.5 65 39 30/0.1 RESIDUAL 30/0.1 SILTY SAND (A-2-4) WEATHERED ROCK (meta-granite) Boring Terminated at Elevation 599.6 ft in Weathered Rock (meta-granite) v v N � � � � U� Z d � � � K � o� 0 0 � ❑ K ml > � W � Z � K O m � O O U Z U�� NCDOT GEOTECHN/CAL ENGINEERING UNIT SHEET 12 OF 13 � BORELOG REPORT WBS 17.BP.7.R.63 TIP 17.BP.7.R.63 COUNTY ALAMANCE GEOLOGIST C. Husketh SITE DESCRIPTION Bridge 200 over Little Creek on SR 1110 (Mt. Zion Rd.) GROUND WTR (ft) BORING NO. RS-3 STATION 12+64 OFFSET 23 ft RT ALIGNMENT -L- 0 HR. N/A COLLAR ELEV. 605.0 ft TOTAL DEPTH 4.6 ft NORTHING 797,544 EASTING 1,849,534 24 HR. N/A DRILL RIGIHAMMER EFF.IDATE N/A DRILL METHOD Rotl Sountling HAMMER TYPE N/A DRILLER L. Gonzalez-Castillo START DATE 09/25/13 COMP. DATE 09/25/13 SURFACE WATER DEPTH N/A ELEV DRIVE DEPTH BLOW COUNT BLOWS PER FOOT SAMP. - � �ft� ELEV �ft� O SOIL AND ROCK DESCRIPTION (ft) 0.5ft 0.5ft 0.5ft 0 25 50 75 100 NO. MOI G ELEV. n DEPTH ft 605 605.o GROUND SURFACE o.o n/a 1 1 2. ALLUVIAL n%a 1 1 2 . . . . . . . . . . . . . . . SILTY SAND (A-2-4) n/a 2 1 �3_ � � � � - � � - � � - � � � e 601.5 3.5 n/a 9 22 -��31-�---< <° 600.5 RESIDUAL a.s n/a 57 30/0.1 $�/� 6 SILTY SAND (A-2-4) WEATHERED ROCK (meta-granite) Boring Terminated at Elevation 600.4 ft in Weathered Rock (meta-granite) v v N � � � � U� Z d � � � K � o� 0 0 � ❑ K ml > � W � Z � K O m � O O U Z U�� NCDOT GEOTECHN/CAL ENGINEERING UNIT SHEET 13 OF 13 � BORELOG REPORT WBS 17.BP.7.R.63 TIP 17.BP.7.R.63 COUNTY ALAMANCE GEOLOGIST C. Husketh SITE DESCRIPTION Bridge 200 over Little Creek on SR 1110 (Mt. Zion Rd.) GROUND WTR (ft) BORING NO. RS-4 STATION 12+45 OFFSET 23 ft RT ALIGNMENT -L- 0 HR. N/A COLLAR ELEV. 602.7 ft TOTAL DEPTH 4.2 ft NORTHING 797,531 EASTING 1,849,521 24 HR. N/A DRILL RIGIHAMMER EFF.IDATE N/A DRILL METHOD Rotl Sountling HAMMER TYPE N/A DRILLER L. Gonzalez-Castillo START DATE 09/25/13 COMP. DATE 09/25/13 SURFACE WATER DEPTH N/A ELEV DRIVE DEPTH BLOW COUNT BLOWS PER FOOT SAMP. - � �ft� ELEV �ft� O SOIL AND ROCK DESCRIPTION (ft) 0.5ft 0.5ft 0.5ft 0 25 50 75 100 NO. MOI G ELEV. n DEPTH ft 605 602.7 GROUND SURFACE o.o n/a WOH WOH . . . . . . . . . . . . . . ALLUVIAL 600 n/a WOH WOH o; " ' ' " ' ' " ' ' " " ' " " ' �° 600z SILTY SAND (A-2-4) Z 5 n/a 1 12 —'�13� � j °° 598 � RESIDUAL 4 � n/a 4 38 ''' � 2�=�-- 30/0.2 SILTYSAND(A-2-4) n/a 30/0.2 WEATHERED ROCK (meta-granite) Boring Terminated at Elevation 598.5 ft in Weathered Rock (meta-granite) v v N � � � � U� Z d � � � K � o� 0 0 � ❑ K ml > � W � Z � K O m � O O U Z