ML11269A145

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Calvert Cliffs, Independent Spent Fuel Storage Installation, Updated Safety Analysis Report (Usar), Revision 20 - Chapter 2, Figure 2.6-7b 1 of 2) Through Figure 2.6-7M, Law Engineering Test Boring Record.
ML11269A145
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 09/08/2011
From:
Calvert Cliffs
To:
Office of Nuclear Material Safety and Safeguards
References
Download: ML11269A145 (22)


Text

LAW ENGINEERING TEST BORING RECQRD REMARKS D sa K Nor CR/RQD VISUAL SOIL DESCRIPTION ELEV.STRATUM DEPTH 118.0'0.0'.,.-0.2.1\TOPSOIL r1.0 18 S 3-Very loose to loose brown clayeyand silty fine to medi um SAND-2.5 144-(SC-Sri)*damp--113-5.0 145---...,--7.5 147--9.0..!-lOS-Finn to dense brown-tan fine to lO.O...12...11-(SP).*..medium SAND moist...--...-*.....**..*..-::::-....-....-....-........103....15.0 12....19....-........*............-........-........-....-........*...."'"'........98 gO.O 12.,.: 25--....-........-....

....-.,.....*...--......-....,.-" Sorne...93 coarse sand below 25 feet 25.0...-12.,.30-....,.*.,....--.,.-.,..,.-...............-.,.-....,.-...8S 30.0 10'"-...36-...*..-*.....-.,.-.,....-......-...0--:;r-@33'*2-13-89*.....34.0.,.Loose11ghtgraytotanclayey ana-83-silty fine SAND (SC-SM).moist 35.0 10 9- FIGURE 2.6-78 (I of 2)Page 1 of 2 BORING NUMBER D_E_-._1_DATE DRILLED 1-31-89*Penetratioft in blows per.root D-1586)N CR.,.core reco..ry;NX or ax desicftata bit size (ASTM 0-2113;JOB NUMBER 88-692 RQD-Rock Quality Dni,ftation Calvert Cl iffs Nuclear Power Plant ISFSF Calvert County.MarylandD*Sample depth (Ft.)10 LAW ENGINEERING TEST BORING RECORD REMARKS c@44 1 , 2-13-89'DSRK Nor CR/RQD 5.0 18*el)*si VISUAL SOIL DESCRIPTION BCJring Tenninated

@50.5 Feet 2**1-89 Very loose dark gray silty and cllayey fine SAND (SC-SM).moist wet t--.

18 40.

0 18 73 78 68 ELEV.STRATUM DEPTH 83 1 35.0Page2 of 2 FIGURE 2.6-78 (2 of 2)*Penetration in blows pel'.toot (AS"D1 D-1586)BORING NUMBERDE-1----------

DATE DRILLED 1-31-89 CR.,.core recovery: NX or ax desicnatu bit size (ASTM D*2113j JOB NUMBER 88-692 RQO*Rock Quality Oesicn:ationCa1 vert Cl iffs Huel ear Power Pl ant ISFSF Calvert County, Maryland N D*Sample depth (Ft.ll 10 LAW ENGINEERING TEST BORING RECORD 2-13-89 REMARKS FIGURE 2.6-7C (I of 3)18 10 13 13Page1of3 BORING NtTMBER..;;...-.*..;;O;.;;E_-.=2

_DATE DRILLED 2-8-89 D SR K Nor CR/RQD5.014 5.012...0.012 5.0 180.018 1.0 152.516 0.0 16 7.5 18 5.0 18N*Penetration in blows per.loot (ASTM 0-1586)CR.,.CON rKOyery;NX or ax.daicnates bit size (ASTM D*2113j JOB NUMBER S8-692 RQD*

Calvert Cliffs Nuclear Power Plant ISFSF Calvert County, Maryland VISUAL SOIL DESCRIPTION lrm to st, 19tgray S1 ty C:LAY (eL), moist Some coarsesandbelow 20-feet 76.9 81.9 D*Sample depth (F&.)96.9 86.9 91.9 ELEV.10 101.9 106.9 SYMBOLS: s:J Undisturbed Sample-----Water leftl.time or drillinc 100"=rWater leftl NX C Cayed depth or borinC 30 RLo...or Water-........_...........

......,

LAW ENGINEERING TEST BORING RECORD S8-692 RDtARKS'c@ 2-13-89 FIGURE 2.6-7C (2 of 3)DATE DRILLED--_Page 2 of 3 BORING NUMBER.DE-2'------------

2-8-89 oSRK Nor CR/RQD 70.0 18 60.0 18 65.0 18 t*Penetration in blows per.foot (AS"Dt D*1586)Cit*core reeoyeroy; NX or ax desicnates bit size (A.$TM D*2113;JOB NUMBER---------RQD*Rock Quality Calvert Cl iffs Nuclear Power Plant ISFSF Calvert County, Maryland N VISUAL SOIL DESCRIPTION 55.0 18 Occasional sand seams Loosetofirm darkgreenclayey and silty fine SAND (SC-SM).moist 50.0 18!Loose dark gray clayey and silty'fine SAND (SC-SM)moist 51.9 45.9 56.9 41.9 51.9 71.9 65.9 D*Sample depth (Ft.,)£LEV.STRATUM DEPTH 76.9'35.0*10 SYMBOLS:Undisturbed Sample-.:-Water le"l.time or driUine"""'.....1-00....-:-::'Water leftl NX C Cawed depth or bonne 30 RLou o(Water......._...........a.-..-..-

LAW ENGINEERING TEST BORING RECORD (:3 of 3)RE.\!ARKS.FIGURE 2.6-7-c Page3of3 BORING Nt1MBER DE-2 2-8-89 DATE DRILLED----o SR K Nor CR/RQDN*Penetration ift blows per.foot 1).1586)CR.,.core rKOftry;NX or ax desicnata bit size (ASTM 0*2113j JOB NUMBER 88-692 RQO.Rock Quality Desicnation Calvert C1 iffs Nuclear Power Plant ISFSF Cal vert County.Maryland VISUAL SOIL DESCRIPTIOND*Sample depth ELEV*STRATUM DEPTH 41 9'70.0'10 S:YMBOLS: 3:J Undisturbed Sample-'--._--W.t.er leftl.time of drillinc 100-:::;::-W.tet leftl NX C Cawed depth or borinc 30 R....Lou of Water'--.......--'-...............,.-----36.9-75.0 187--*--...31.9--80.0 1812-to-*I---26.9-85.0 1819-I--*..*I-21.9-Traceshe 11 s 90.0 18:: 65 100-below 90 feet-I-92.0" Dense green silty fine SAND

  • -with shells,moisttowet-......, 16.9 95.0....-18....36-..........-......l-..-..........-.....-......11.9 0.00.(14...-...27 I---100;5_...Boring Terminated

@100.5 feet"1.0 I--2-9-89 l-**I--

LAW ENGINEERING TEST BORING RECORD 26.5@23 I, 2-13-89 28.5 30.0 32.0:::: 40:::: 34:::: 32 6.0 8:::: 34 Mc)re coarse sand between 25 feetarid35 feet 96.5 91.5 101.5D*Sample depth (Ft.JIPage1 of 2 FIGURE 2.6-70 (I of2)*Penetration in blows per.foot (AS'l"-t D-1586)BORING Nt1MBER D..-E-_._3_DATE DRILLED 2-1-89 CR.,.core ftCO\Oery; NX or ax desi,natn bit lize (AST:.!0*2113;JOB NUMBER 88-692 RQD*Rock Quality Desi,n:ation Calvert Cliffs Nuclear Power Plant ISFSF Calvert County, Maryland N YMBOLS:!Undisturbed Sample 10..,.",:.v*.

LAW ENGINEERING TEST BORING RECORD.I ELEV.STRATUM DEPTH 91.5 1 35.0 t VISUAL SOIL DESCRIPTION o SR K Nor CR/RQD RDIARKS Firm light gray silty CLAY moist 81.5 5.0 18 45.5 C@45 t J 2-13-89 47.5 8.5 18 76.5 49.0 lne 51.0 52.0 18BoringTerminated

@55.5Feet 2-2-89 DATE DRILLED_Page 2 of 2 NUMBER.DE-3 2-1-89 FIGURE 2.6-70 (2 of2)*Penetration in blows per.foot (ASnf 0-1586)CR*eore rec:o.ery; NX or ax desicnates bit size (ASTM 0*2113;JOB NUMBER 88-692 RQD*

Calvert Cliffs Nuclear Power Plant ISFSF Calvert County, Maryland ND*Sample depth (Ft.)10 LAW TEST BORING RECORDDE-4 1-31-89 REMARKS Page 1 of 2 FIGURE 2.6-7E (I of 2)BORINO

_DATE DRILLED_osa K Nor CR/RQD*Penetration in blows per.root D-1586)CR.,.core recovery;NX or ax desicnates bit size (ASTM D-2113j JOB NUMBER 88-692 RQD.Rock Quality Desilrution Calvert Cl iffs Nuclear Power Plant ISFSF Calvert County, Maryland N VISUAL SOIL DESCRIPTION D*Sample depch (Ft.*)10 ELEV.STRATUM DEPTH 116 7 1 0 O'..-.0.2 1"'\TOPSOIl r iii-Soft brown clayey SILT (HL), camp 1.0 14 41.5_loosetovery loose brown silty 2.5 18 6--fine SAND (SM), damp..-c@3 1 t 2-13-89.,-..-., 111.7-5.0 18..4.'.'-.....7.0...-Fi nn brown to tan s11 ty fine to 7.5 18:.16-medium SAND (SP-SM).moist:.--:.106.7-10.0 15 15'--'--*.-:.:-:.: '--:::-...:..-:..-101..7-15.0 10...26 I--:::-:.:*....",',., ,,;,.'-Finn browntotan fine to medium...-...-SAND(SP).moisttowet

......-...'.'..'96.7...-Some coarse sand below 20'feet 20.0 6*..22.....,-...:...........-*..l-..'...-.....,...-...*........91.7...-25.012...23 I--.....,-............-.........-......-...29.0...Firm brown'totan silty fine to..86.7".-medium SAND (SP-SM).wet 30.0 18 19 I---...32.0Very soft light gray silty CLAY-(Cl).withoccasionalsandseams.-moisttowet81.7-35.0 181 0-.I LAW ENGINEERING TEST BORING RECORD ELEV.STRATUM DEPTH 81.7 1 35.0'D sa K Nor CR/RQD REMARKS 5.0 18 0.0 18VISUAL SOIL DESCIUPTION Bc)ringTermina ted@45.5 Feet 1**31-89 Vtery loose 1 ight gray clayey fine (SC)t moist 76.7 71.7 FIGURE 2.6-7E (2 of2)..Penetration in blows per.foot (ASn-t D*1586)N Page 2 of 2 BORING NUMBER.__

_DATE DRILLED 1-31-89 CR.,.core recovery: NX or ax desi,nates bit size (ASTM 0-2113;JOB NUMBER 88-692 RQD.Rock Quality Desilft2tion Ca 1 vert C1 iffs Huel earPowerPl ant ISFSF Calvert County, MarylandD*Sample depch (Ft.)10 LAW ENGINEERING TEST BORING RECORD 12 35 15..:.35.8 25.0 7 30.0 10 Some coarse sand below 25 feet 91.5 86.5 96.5 ELEV..VISUAL SOIL DESCRIPTION 0 sa K Nor

.121.5 1 CR/RQD ,.Softtovery stiff brown sandy CLAY (Cl), little silt, damp 116.5 c@

2-13-89 7.5 15 111.5 10.0 12 browntotan sil ty fine to medtum SAND (SP-SH)moist 106.5 15.0 10..20.0 6 14 Firmtodense browntotan(SP),moist 4 FIGURE 2.6-7F (I of 2)Page 1 of 2 BORING NUMBER DE-5-----------

N*Penetration in blows per.toot (ASTI-I D*1586)ca DATE DRILLED 1-31-89*core recO"ry;NX or ax--desicnata bit size (ASTM D*2113j JOB NUMBER 88-692 RQD*Rock Quality DniCft2tion Calvert Cl iffs Huel ear Power Pl ant ISFSF Calvert County, Maryland D*Sample depth (Ft.)10 SYMBOLS:]Undisturbed Sample----.:-Water le"l.time or drillinc 100-=;:=-Water level NX C Caved depth or borinc 30 RLou or Water_.-Jo._..................

LAW ENGINEERING TEST BORING RECORD REMARKS FIGURE 2.6-7F (2 of 2)Page 2 of 2 BORING NUMBER DE-5 1-31-89 DATE DRILLEO-----o SR K Nor CR/RQD*Penetration in blows per.foot (ASTM D-1586)CR*f:t core recovery;NX or ax duicnates bit size (ASTM 0-2113;JOB NUMBER 88-592 RQD*Rock Quality DaiCftation Calvert Cl iffs Nuclear Power Plant ISFSF Calvert County, Maryland N VISUAL SOIL DESCRIPTION D*Sample depth 5

STRATlTM DEPTH 86 5'35 O*10....""',......-.........-............-...'"'"............-81.5 39.5_Loose dark gray silty and clayey 4"a.D 1481--fine SAND (SC-SM), moist- '----44.0 1.oose 11ght(gray to tan c'ayey76.5--fine SAND scf.moist.45.0 185-45.5..--Boring Terminated

@45.5 Feet-1-31-89'------I----'"'"-I--I-..--------------...------------.,1:;"

AUGER PROBE BORING RECORD ELEV. (ft.)DEP'11{(ft.)VISUAL SOIL DESCRIPnON O.CI I 0.1 r\..TOPSOIL Dark brown sandy CLAY I REMARKS-*.3.0-t--------------I Dark brown silty CLAY with trace sand-1_--Cave@8.0', 2-1-89 Dark red brown silty SAND with trace clay 8.0......--------------1

-

AugerProbeTenninated

@10.0 Ft.2-1-89 No Encountered

-:;;:-Water le.el as noeed 2-1-89--:--Water le.11 at time or ezc:ancion PROBEBORINGNO.DE-6 DATE EXCAVATED:

88-692 JOB NUMBER: Calvert Cliffs Nuclear Power Plant ISFSF Calvert County, Haryland FIGURE 2.6-7G 34.0 c@34.3', 2-6-89 26.0 30.0 28.0 32.0 21.0 24.0--=-@24.5', 2-6-89 15.5 17.5 19.0 22.0 6 31.0 18 3 27.0 8...35.0 18**6 15.0 12 18.5 12 Wet below 20 feet Some coarse sand below 22 feet Very loose 1 ight gray to tan silty fine SAND (SM), little clay, Iwet'Very loose tan sil ty fine SAND (SM), wet 78.9 83.9 98.9 93.9 88.9 LAW ENGINEERING TEST BORING RECORD ELEV.VISUAL SOIL DESCRIPTION D SR K Nor RE..\lARKS 113.9'CR/RQO 4" P L Very soft brown sandy CLAY (Cl)J some silt, damp 108.9 5.0 14 7.5 18 Finn brown to tan 103.9 SAND (SP), moist 10.0 14 FIGURE 2.6-7H (I of 2}Page1 of 2 BORING NUMBER.OE-7 DATE DRILLED 2-2-89*Penetration in blows per.foot CASTM D-1586)CR-core reeo.ery;NX Of ax daicnata bit size (ASTM D*2113j JOB NUMBER 88-692 RQD-Rock Quality Dnicn=ation Calvert Cliffs Nuclear Power Plant ISFSF Calvert County, Maryland ND-Sample depth (F't.)10 SYMBOLS: 3:J Ulldisturbed Sample-,---:.-Water.eftl.tim.o(drillinc 100-=:;::-Water

'eftl NXCCa**d depth or 30 Lo...ot Water LAW ENGINEERING TEST BORING REC.ORD DE-7 2-2-89 RE.\tARKS FIGURE 2.S-7H (2 of 2)Page2 of 2 BORING NUMBER-......;_DATE DRILLED--__D SR K.Nor CR/RQD*Penetration in blows per.loot (ASTl\f D-1586)CR*eore neo"".;NX or ax desicnata bit lize (ASTM D-2113;JOB NUMBER 88-692 RQD*Rock Quality Desilution Cal vert Cl iffs Huel earPowerPl ant ISFSF Calvert County, Maryland N VISUAL SOIL DESCRIPTIOND-Sample depth (Ft..)ELEV.STRATUM DEPTH789'35.0'10.l..------..-....-73.9- 18..2-..----43.0 l1ght gray to tan flne sandyI--(:lAY (Cl).moist-68.9-- 186-46.0 L.oose dark gray clayey fine SAND46.0--(SC).moist48.0 ,-49.0 18-63.9-9 ss"-51.0 po;110--Finn to very stiff dark gray--clayey and sandy SILT (Ml).moist--54.0 18 5-58.9-------58.0 18 22-58.5_-53.9 Boring Terminated

@58.5 Feet-2-3-89--------------!"------II AUGER PROBE BORING RECORD REMARKS ELEV.STltA TUM (ft.)DElM'H (ft.)VISUAL SOIL DESCRIPnON o O'..0.*2 i\TOPSOIL/Dark brawn sandy CLAY-----3..5-Tan brown silty SAND---Cave@7.0', 2-1-89-9.0 Fine to medium tan SAND and medium to coarse GRAVEL 10.vAugerProbeTerminated

@10.0Ft 2-1-89 NOTES: No Groundwater EncounteredPage1 of 1-::;:-Water 14t." as noted DE-8 2-1-89 PROBE BORING NO._DATE EXCAVATED:


Water 14tnl at time or eXl:afttion 88-692 JOB NUMBER: Calvert Cliffs Nuclear Power Plant ISFSF Calvert County, Maryland FIGURE 2.6-71 LAW ENGINEERING TEST BORING RECORD 2-13-89 RE.\IARKS*

FIGURE 2.6-7J (I of 3)7 Page1of3 BORING

.:;.9_DATE DRILLED 2-6-89 D SR K Nor CK/RQD 0.0 12 5.0 10 0.012::::18 35.0 18*Penetration in blow.per.loot D-1586)CR*COte reco.ery;NX or ax desi,natn bit size (ASTM 0-2113;JOB NUMBER 88-692 RQD*Rock Quality Dai'l12tionCa1 vert Cl iffs Huel earPowerPl ant ISFSF Cal vert County.Maryland N Firm light gray silty CLAY (Cl).damp below 28 feetFinnto dense brown to tan finemedium SAND (SP).moisttowet 83.2 88.2 93.2 98.2 D*Sample depth (Ft.)1 103.2 108.2 113.2 YMBOLS: Unduturbed Sample-_-Water le..l, time or drillinr 100*=;="Water I.wel NX C C.nd depth or 30 RLou o(Water--_...................

/".10 ELEV.STRATUM DEPTH VISUAL SOIL DESCRIPTION

'.118.2'0.0'0.2 TOPSOIL Soft to stiff brown sil ty CLAY I(Cl).damp LAW ENGINEERING TEST BORING RECORD ELEV.STRATUM DEPTH",C@54 I, 2-13-89 l 8 78.2 73.2 68.2 63.2 58.2 54.2 48.2VISUAL SOIL DESCR1PT10N V,ery loose 1 i ght gray to tan c 1 aye fine SAND (SC), moist Loose dark gray cl ayey fine SAND (SC), moist Stiff dark gray clayey'and silty fiine SAND t moist DSRK Nor CR/RQD 9.0 18 0.0 18 0.0 18 RE.\IARKS 36.0 38.0 FIGURE 2.6-7J (2 of 3)*'enetntion ift blows per, foot (ASnI D*1586)Page 2 of 3 BOaING NUMBER*DE-9 DATE DRILLED 2-5-89 Cit*core recoftry;NX or ax duicnates bit size (ASTM D*2113j JOB NUMBER 88-692 RQD.Rock Quality Desicnation Calvert Cliffs Nuclear Power Plant ISFSF Calvert County, Maryland N D*Sample depth (Ft.]l 10' LAW ENGINEERING TEST BORING RECORD REMARKS 83.0 81.0 D SR K Nor CR/RQO90.18 84.0 18 80.0 18 VISUAL SOIL DESCRIPTION Trace shellsbelow94 feet 94.23.2 97.0 rrm green S1.yshell s t wet 18.2 ion 16 Boring Terminated

@100.5 Feet 28.2 EL£V.STRATUM DEPTH I 70.0'33.2 38.2 43.2 Page 3 of 3 BORING NUMBER DE-9'------------

2-6-89 DATE DRILLED----FIGURE 2.S-7J (3 of:3)*Penetration in blows per.loot (ASTM D*1586)CR.,.core ftCoyery;NX or ax dniCftates bit size (ASTM 0*2113;JOB NUMBER 88-692 RQD*

Calvert Cliffs Nuclear Power Plant ISFSF Calvert County, Maryland N D*Sample depth (Ft.)10 LAW ENGINEERING TEST BORING RECll.RD REMARKS D sa K Nor'CR/RQD" VISUAL SOIL DESCRIPTIONELEV*STRATUM DEPTH1192'0 O'..U.2 J-\TOPSOIL r

..loose to finn brown silty fine SAND 1.0 15..6-..-(SM)," trace clay, dry to damp-2.5 12..19----114.2-5.0 16 24----- 7.5 16 11_Finn browntotan silty fine to..medium SAND (SP:",SM), J!1Oist..""" 109.2--10.0 14::.13-....-....-........

..-..-......,-..-..104.2 15.0..Dense bro\*m to tan flne to mediUm 15.0 1828....-SAND (SP).damptomoist...............-....-....Wet below 16 feet,....-some coarse........sand below 16 feet..............-.....99.2.....-20.08....22....-...............-......................-........-....-........--=-@24 1 , 2-13-89.........94.2-25.010....22....--..............-........-...-......-.......-......-...-...0 89.2...-30.0 10...48...-...-......-...32.0...V'ery loose light{raytotan--clayey fi ne SAND SC), wet-84.2-35.0 123 0--FIGURE 2.6-7K(I of 2')Page 1 of 2 BORINO NUMBER*DE-10 2-6-89 DATE DRILLED_*Penetration in blows per..foot (AS'DI D-1586)CR*core recoyery: NX or ax desicnatu bit size (ASTM JOB NUMBER S8-692 RQD*Rock Quality Dnicnation Calvert Cl iffs Nuclear Powel"'" Plant ISFSF Calvert County, Maryland N D*Sample depth (Ft.)10 LAW.ENGINEERING TEST BORING REC1JRD FIGURE 2.6-7K (2 of 2)Page 2 of 2 BOtlING NUMBER.DE-IO.----.;;--------

DATE DRILLED 2-6-89 o SR K Nor CR/RQD*Penetration in blows per.loot (Asn.t 0*1586)CR.,.cor.recovery;NX or ax bit size (ASTM D*2113j JOB NUMBER S8-592 RQD*

Calvert Cliffs Nuclear Power Plant ISFSF Calvert County, Maryland N*VISUAL SOIL DESCRIPTION D*Sample depth (Ft.)5 10 ELEV.STRATUM DEPTH 84.2'35.0'-I-I-Finntan silty fine SAND (SM)...-..I--moist......-...l-..79.2..-40.010...13 I--....41.0.......-Very loose to loose lightgrayto I-tan silty fine SAND (SM).little--clay.wet I--I-74.2--45.0 18 4 I---ltSJ 46.0-e@47',-48.0 2-13-89....69.2..-50.018..6....*.,....52.0..Finntanf1ne SAND (SM), m01st-*....t-..-t-64.2-55.0 18 16--55.5...l-*

ng T em;nated@55.5 Feet I--t--t--.....-I--...---.-f-*-*-*-

LAW ENGINEERING TEST BORING RECORD FIGURE 2.6-7LDSRK Nor CR/RQD*'enecntion in blows per.loot (.unl D*1586)Page 1 of I NUMBER DE-11 DATE DRILLED 2-10-89CR*CON NCo.ery;NX or ax desicnata bit size (A$TM D*2113;JOB NU)lBER S8-592 RQD*Rock Quality Calvert Cliffs Nucl earPowerPl ant ISFSF Calvert County, Maryland N.VISUAL SOIL DESCRIPTIOND*Sample depth (F't.)ELEV.STRATUM DEPTH 123 0'0 O*10 SYMBOLS::s::J Undilturbed Sample-':.-Water le.el.time or drillinc 100-=:;:-Water leftl NX C Ca.ed depth or borinc 30 R"'1 Lou or Water_---r.._..........I:ILL-sampled as stiff fine)1.5*

clay, trace organics, damp1.e 15>l-*2.S l-*I:ILl-sampled as brown to gray 12 18 1fine sand, damp-118.6-5.(18 81--S.C I-24*-8.0-9.e 14113.6--I----=-@11.5*, 2-13-39*12.t 14 St-*14.0*FILLsampled as very loose gray I-l08.S-fine sand, moist 15.14-10.0 17.0 I:'inn brown fine to medium clayey 18...-".18.0 and si1.ty SAND dar.tp..-19.C 16: 11):: '"...

20.0I:'irm tan si1 ty fine to medium SAND..--l(sn), damp12 21 I--...-I-93.S-25.10 21 10-*-i-t'"@27*, 2-13-89--*93.e-30.c 10::830.5_

Terminated

@30.5 Feet"--

I--l-*as.e-I LAW ENGINEERING TEST BORING RECORD ELEV.STRATt1:\,f DEPTH-VISUAL SOIL DESCRIP"TtON 0 SR K Nor RDtARKS 130.*0.0'CR/RQD t FIll-sampledasloose brown 1.0 14 silty sand.trace shells below 5 feet.some clay encountered at 2.5 14 8 feet.damp 125.9 5.0 14 9 7.5 18 10 120.9 t.0.0 15 7 11.0 0....., 12't 2-13-89 Firm gray silty fine SAND (SM).13.0 trace shells.little organics.4.0 18 13 damp 115.9..15.0 Firm brownclayeyand silty SAND 24 (SC-SM).damp 17.0 8.0 18.: 21 110.9{(24.0 1:35.9 24 26.0 C,5'ttodensetan medium to 7.0 18..."'0 2-13-89 coarse SAND (SP), damp...0.0 12"0 Terminate to.,

FIGURE 2.S-7M*Penetration in blows per loot (AS"DI]).1516)Page 1of1 BORING NUMBER DE-12 DATE DRILLED 2-10-89CR.*CON nco..ry;NX or 3X dni,natu bit size (ASTM D*2113j JOB NUMBER 88-692 aQD.Rock Quality Desi,ution Calvert Cl iffs Nuclear Power Plant ISFSF Calvert County, Maryland ND*Sample depth (Ft.)10 SYMBOLS: Undisturbed Sample-.:-Waler....I.time or drillinl 100-=;:="Water le..1 NX C ea**d depth of borinc 30 RLou 01 Wat.r-......._..................