EngineersPlannersEconomistsScientists

10, 1989

M G M 6 9 1 4 3 . C 1

M r . Robert G r i s w o l dEPA Region VI . " ""!1445 Ros s Avenue - :D a l l a s , T X 7 5 2 0 2S u b j e c t : F i n a l S u p p l e m e n t a l G e o t e c h n i c a l T e c h n i c a l R e p o r tBayou B o n f o u c a S u p e r f u n d S i t eDear Bert:A t t a c h e d i s t h e f i n a l v er s i on o f t h e S u p p l e m e n t a lG e o t e c h n i c a l T e c h n i c a l M e m o r a n d u m . T h i s m e m o r a n d u m h a s beenc h a n g e d t o i n c o r p o r a t e E P A , L D E Q a n d C O E c o m m e n t s .P l e a s e c a l l m e i f y o u have a n y q u e s t i o n s r e g a r d i n g t h i ss u b m i t t a l .

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Brucc H a a s / C H 2 M H I L L - G N VR o s s S p r o u l / C H 2 M H I L L - G N VT o m G o r m a n / C H 2 M H I L L - A T LD a v i d P r i c e / C H 2 H H I L L - B T RG r e g G o o d m a n / C H 2 M H I L L - B T RS t e v e G e l m a n / C H 2 M H I L L - M G ML o u i s e P a l m e r / C H 2 M H I L L - M G M

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Remedial P l a n n i n g A c t i v i t i e sat Se l e c t ed U n c o n t r o l l e dH a z a r d o u s Waste S i t e s - Z o n e I I

Environmental Protect ion AgencyHazardous Site Control DivisionContract No. 68-O1-7251

F i n a l S u p p l e m e n t a lG e o t e c h n i c a l T e c h n i c a l R e p o r tBayou B o n f o u c a S i t eM G K 9 9 1 4 4 . P M / 1 6 0 - 6 N 3 8 . 0

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Robert G r i s w o l d / R P M , Region I V , E P AReggie B a t y / K a n s a s C i t y D i s t r i c t , C O EW i l l i e S h e l t o n / N e w Orleans D i s t r i c t , C O EH a r o l d E t h r i d g e / L D E QBruce H a a s / C H 2 M H I L L - G N VRoss S p r o u l / C H 2 M H I L L - G N VT o m G o n t i a n / C H 2 M H I L L - A T LG r e g G o o d m a n / C H 2 M H I L L - B T RDavid P r i c e / C H 2 M H I L L - B T RSteve G e l m a n / C H 2 M H I ^ L - M G MLouise P a l m e r / C H 2 M H I L L - M G MMarch 10, 1989Bayou B o n f o u c a S i t e , S l i d e l l , L o u i s i a n aS u p p l e m e n t a l G e o t e c h n i c a l Borings

P R O J E C T : M G M 6 9 1 4 3 . C 1

A s r e q u e s t e d , f o u r g e o t e c h n i c a l b or ing s were d r i l l e d a n dsampl ed west of the W e s t e r n Creek at the Bayou B o n f o u c aS i t e . T h i s memo p r e s e n t s l og s f r o m these borings andr e s u l t s of chemical a n a l y s e s on some of the s a m p l e s . Thepurpo s e o f the s u p p l e m e n t a l e x p l o r a t i o n was to p r o v i d es u b s u r f a c e d a t a f o r c o n t r a c t o r ' s u s e i n d e v e l o p i n g s t a g i n ga n d s t o c k p i l e areas. N o g e o t e c h n i c a l l a b o r a t o r y t e s t i n g w a sp r o v i d e d f o r t h i s e f f o r t , a n d t h e r e f o r e , s u b s u r f a c ed e s c r i p t i o n s were based s o l e l y o n f i e l d c l a s s i f i c a t i o n s .A g e o t e c h n i c a l e x p l o r a t i o n was conduc t ed on the BayouB o n f o u c a s i t e d u r i n g J u n e 1988. T h i s e x p l o r a t i o n i n c l u d e d19 soil b o r i n g s , l o c a t e d b e tween Bayou Lane and the W e s t e r nC r e e k . N o b o r i n g s were d r i l l e d west o f t h e W e s t e r n C r e e kd u r i n g t h a t e x p l o r a t i o n p r o g r a m . R e s u l t s o f t h e J u n e 1988g e o t e c h n i c a l e x p l o r a t i o n a r e p r e s e n t e d i n t h e D e s i g nI n v e s t i g a t i o n s T e c h n i c a l M e m o r a n d u m f o r t h e Bayou B o n f o u c aR e m e d i a l D e s i g n , d a t e d December 1988.

F I E L D E X P L O R A T I O NF o u r b o r i n g s were d r i l l e d a n d s a m p l e d b e twe en t h e W e s t e r nC r e e k a n d S t . T a m m a n y A v e n u e o n t h e Bayou B o n f o u c a p r o p e r t y .The bor ing l o c a t i o n s were s e l e c t e d w i t h i n an area wh i ch mayp o t e n t i a l l y be used as a c o n t r a c t o r ' s s t a g i n g area d u r i n gs i t e r e m e d i a t i o n . W e t , swampy land in the s o u t h e a s t corner

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M E M O R A N D U MPage 2March 10, 1989M G M 6 9 1 4 2 . C 1

of the area was j u d g e d l e s s l i k e l y to be u s ed , and waso m i t t e d f r o m the t e s t i n g program. F i g u r e 1 shows thegeneral s i t e l a y o u t . F i g u r e 2 p r e s e n t s a l o ca t i on p l a n o ft h e s u p p l e m e n t a l borings.T h e U . S . C o r p s o f Engineers d r i l l e d t h e borings with aCMS 750 d r i l l rig mounted on an a l l - t e r r a i n vehic l e .Borings N S - 2 0 a n d N S - 2 2 were d r i l l e d w i t h m u d ro tary m e t h o d sus ing a 4-inch d i a m e t e r b i t , and cont inuous S t a n d a r dP e n e t r a t i o n T e s t ( S P T ) s a m p l i n g t o d e p t h s o f 40.5 f t .Bor ing s N S - 2 1 a n d N S - 2 3 were d r i l l e d w i t h 3 % inch I Dh o l l o w - s t e m auger s w i t h S P T s a m p l i n g a t 5-£t i n t e r v a l e , t od e p t h s o f 30.5 a n d 3 1 f t . T h e d e e p e r b o r i n g s , N S - 2 0 a n dN S - 2 2 , were d r i l l e d w i t h m u d ro tary m e t h o d s t o avoidp o t e n t i a l p r o b l e m s f r o m i n t r u s i o n o f s o i l s u n d e r ah y d r o s t a t i c head in to the augor s t em.

S a m p l i n g w a s i n accordance w i t h A S T M S t a n d a r d M e t h o d D - 1 5 8 6 ,S t a n d a r d P e n e t r a t i o n T e s t a n d S p l i t Barrel S a m p l i n g o fS o i l s , u s i n g a 2-inch O D , 18-inch l o n g s p l i t - s p o o n s a m p l e rdr iv en by a 140-lb hammer f a l l i n g 30 inche s . Blow count swere recorded and used as an i n d i c a t i o n of soil c o n s i s t e n c y ,a l o n g w i t h manual c l a s s i f i c a t i o n t e c h n i q u e s .D r i l l i n g and s a m p l i n g were m o n i t o r e d by a g e o t e c h n i c a le n g i n e e r f r o m C H 2 M H I L L , i n a c cordance w i t h A S T M D - 2 4 8 8 ,V i s u a l - M a n u a l P r o c e d u r e f o r D e s c r i p t i o n a n d I d e n t i f i c a t i o no f S o i l s . A t N S - 2 1 a n d N S - 2 3 , a 3-inch s p l i t - b a r r e l s a m p l e rw a s i n s e r t e d i n s i d e t h e h o l l o w - s t e m auger s d u r i n ga d v a n c e m e n t t o each S P T i n t e r v a l . T h e soi l o b t a i n e d f r o mt h i s s a m p l e r w a s a l s o c l a s s i f i e d a n d l o g g e d . B o r i n g l o g sare p r e s e n t e d in A p p e n d i x A o f t h i s memo.

D u r i n g d r i l l i n g , t h e b o r e h o l e w a s r o u t i n e l y m o n i t o r e d f o re x p l o s i v e g a s e s , o x y g e n l e v e l , a n d p h o t o i o n i z a t i o n p o t e n t i a lw i t h a n H N u met er . T h e b a c k g r o u n d r e a d i n g s f o r t h i si n s t r u m e n t were g e n e r a l l y measured in the wood s a minimum of5 0 f t u p w i n d o f t h e d r i l l r i g . T h i s i n s t r u m e n t p r o v i d e d a ni n d i c a t i o n o f t h e p r e s e n c e o f v o l a t i l e o r g a n i c c o m p o u n d s ,and s h o u l d not be a s sumed to measure the c o n c e n t r a t i o n s w i t hany accuracy. HNu r e a d i n g s were recorded on th e b o r i n gl o g s . T h e i n s t r u m e n t s t o p p e d w o r k i n g d u r i n g r a i n y p e r i o d sw h i l e d r i l l i n g N S - 2 0 .

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M E M O R A N D U MPage 3March 10, 1989M G M 6 9 1 4 2 . C 1

C R E O S O T EOf the f o u r g eo t e chni ca l borings p e r f o r m e d d u r i n g thes u p p l e m e n t a l geotechnical investigation, only one boring wasnoticeably contaminated. W h i l e d r i l l i n g N S - 2 2 , soil withcreosote contamination was encountered at an l l -£ t d e p t h .The contamination was ea s i ly i d e n t i f i e d by odor prior tode t e c t i on with the HNu meter. The contamination had thea p p e a r a n c e of dark brown or b lack smudges on r e l a t i v e l yh o r i z o n t a l p l a n e s w i t h i n the fat c l ay at d e p t h s between 11and 15 ft. A s trong creosote odor was not i c ed on the1 0 . 5 ' - 1 2 . 0 ' s a m p l e , a s l i g h t odor o n t h e 1 2 . 0 ' - 1 3 . 5 f s a m p l e ,a n d a very s l i g h t odor o n t h e I S . S ' - I S . O 1 s a m p l e . N o odorand no HNu response was de t e c t ed on any sampl e below a 1 5 - f td e p t h .S o i l s a m p l e s f r o m 1 1 , 1 3 , 1 5 . 5 , a n d 1 7 - f t d e p t h s a t N S - 2 2were c o l l e c t e d in l a b o r a t o r y conta iner s for chemicala n a l y s i s . The sampl e s f r om 11, 15.5 , and 17 ft were t e s t edf o r P N A s , a n d f r o m 15.5 f t f o r v o l a t i l e a n d s emi-vo la t i l ecompounds. Chemical analys e s were p e r f o r m e d i n C H 2 M K I L L ' Slabora tory in Montgomery , A l a b a m a . The t e s t s ind i ca t edt o t a l c onc en tra t i on s o f PNAs in the 1 1 - f t s a m p l e at 517 p p m ,and no PNA c o m p o u n d s above the d e t e c t i o n l i m i t s in the 15.5and 1 7 - f t s a m p l e s . No v o l a t i l e s o r s e m i - v o l a t i l e c o m p o u n d swere d e t e c t e d above the q u a n t i t a t i o n l imi t and not in thel a b o r a t o r y b lank s a m p l e submi t t ed f o r those ana ly s e s . T h ol a b o r a t o r y test r e s u l t s are pr e s en t ed in A p p e n d i x B.

R E S U L T SBorings a t t h i s s i t e i n d i c a t e a s u b s u r f a c e s t r a t i g r a p h ys i m i l a r t o tha t encountered d u r i n g th e J u n e 1988e x p l o r a t i o n . The s o i l s encountered may be de s cr ib ed inthree m a j o r s t r a t a : an u p p e r cohesive s t r a t u m , a s i l t andf i n e sand s t ra tum that grade s into an i n t e r b e d d e ds i l t - s a n d - c l a y zone ( t h e " sha l l ow ar t e s ian a q u i f e r " ) , and alower cohesive zone o f s o f t f a t c l a y .The n e a r - s u r f a c e m a t e r i a l i s s i l t and l ean c l a y , g r a d i n g t oh i g h e r p l a s t i c i t y m a t e r i a l . T h e f a t c l a y g e n e r a l l y h a s a"blocky" s t ruc ture , due to smal l s tre s s f r a c t u r e s onor thogonal p l a n e s . S l i c k e n s i d e s were observed in the 3"s p l i t - b a r r e l s a m p l e s at 12.0 and 1 3 . 5 - f t d e p t h s atBoring N S - 2 1 .

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M E M O R A N D U MPage 6March 10, 1989M G M 6 9 1 4 2 . C 1

The u p p e r cohesive zone g e n e r a l l y ha s a s t i f f e r c on s i s t en cythan the c lays encountered wi th in the same s t r a t a on theeast side of the creek. The s i l t , sand, and interbeddedlayer west of the Wes t e rn Creek genera l ly has comparablec on s i s t en c i e s , based on S t a n d a r d Pene tra t i on T e s t blowcounts and manual c l a s s i f i c a t i o n s , The lower cohesive zonecontains very s o f t clays s imi lar to the remainder of thesite.The u p p e r cohesive zone at N S - 2 2 , where the creosotecontamination was encountered, does not a p p e a r to be f i l l orhave been otherwise d i s turb ed . It was d r i l l e d a p p r o x i m a t e l y50 ft f r o m the W e s t e r n Creek , which has been known tocontain creosote wi thin its s ed iment s . F u r t h e r m o r e , nowaste p i l e s or other evidence of f ormer p l a n t operat ionswere noted within the surrounding area.

L I M I T A T I O N ST h i s memorandum ha s been prepared f o r s p e c i f i c a p p l i c a t i o nto the Bayou B o n f o u c a S i t e R e m e d i a t i o n , in accordance wi thg e n e r a l l y accepted geotechnical engineering pract i ce . Noother warranty, e xpre s s ed or i m p l i e d , is made.The r e s u l t s de s cr ibed in t h i s memorandum are based on thedata obtained f rom S o i l Borings N S - 2 0 , N S - 2 1 , N S - 2 2 , a n dN S - 2 3 . The soil borings ind i ca t e soil c o n d i t i o n s on ly a ts p e c i f i c l o ca t i on s and t i m e s , and only to the p e n e t r a t e dd e p t h s . T h e y d o n o t n e c e s s a r i l y r e f l e c t s t r a t a v a r i a t i o n sthat may exi s t between the boring l o c a t i o n s .T h i s memorandum p r e s e n t s d a t a f r o m f i e l d a n d labora toryt e s t i n g . C H 2 M H I L L i s n o t r e s p o n s i b l e f o r a n y c o n c l u s i o n sderived f r o m th i s d a t a unl e s s wr i t t en concurrence i sp r o v i d e d . F u r t h e r m o r e , C H 2 M H I L L i s n o t r e s p o n s i b l e f o r a n yc l a i m s , d a m a g e s , or l i a b i l i t y a s soc ia t ed wi th i n t e r p r e t a t i o no f s u b s u r f a c e d a t a wi thout t h e e x p r e s s w r i t t e n a u t h o r i z a t i o no f C H 2 M H I L L .

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SOIL DESCRIPTIONS O I L K A H C COLOR, M O I S T U R E C O N T E N T ,R E L A T I V E D E N S I T Y D R C t S i S t S T E N C Y ( S Q f t ,S T R U C T U R E H l f C f t A U M Y , U S C S G R O U PSYMBOL

ii ^

/Xf' " //sEAXAAYJ Brown and gray mot t l ed , " 'm o d e r a t e to h igh p l a a t l c l t y , mo i s t , !b locky s tn i c ture , f trm. ( C H ) /

ff*FAT CLAYi Brown and gray m o t t l e d , " £modera t e to h igh p l a s t i c i t y , varved, fmoist to wet, a t l f f . (CH) ' ' , t<>TOP 10": S1UT) Brown and gray, doyey.with f i n e aana, wet, f irm. (ML)BOTTOM 2*: SW^; Brown, medium - 't o f l n e gra lnedV wet. (SP)

S I L T Y H N E S A N O : Grown turn ing t ogray. w e T . H o o a a t o medium-dense. ( S M )

S I L T o n d F I N E S A N D : Brownish-gray wi th „thin ruat a tr eoka, l ow p l a s t i c i t y ,-50% sand, 50X e l l t , molat to wet,s t i f f . ( M L )

Soma 01 above. "-80% eond, *3Sa n t , wet, medium-dense . ( S M )

S J l t T Y p N E S A N p : B/own wi th gray o tb o t t om. ~35» oOt, wot, medium-dense.( S M )

F^NE SAMP: Srown, troe* mlco, "-5Ss i l t , wet , med lum-denaa. ( S P ) „

RNE SAND; Oroy, same aa obow, - ;with 1/4 to 1" aeoma of brown ondgray aflty and fat e J o y , vorved, ot 5 . rf n t e r r o l a , s U f f . ( S P ) i"

uHI

1I. ' . ' . ' . ' .

....

....

.*.".*. .

m1 » 4m* i > *

Fo • •

C O K H E N T SDEPTH OF CASH**D R I L L I N G R A T E ,D R I L L I N G f l U l S L O S S ,T E S T S A W Um S T R U H E N T A T I C N

>

J Wet ropa' 1008a a m p l e ap l l t l e n g t h w i s e ; COJ p o s s i b l e root on shoe. ,,-; CGt S t o p p e d r o l n l n g 1018 ^I pp « 2.0,1.5,1.5 taf C; r:t

S t a r t e d raining. H N uand a x p l o s t m oter notworking.-

1037

S t o p p e d ro tntng1046pp *• 1.75 tef —

1059

1112

Brook for lunch1300

\ 1 J 1 S

'U W A f t Y D F HD.D U C G S . V I S U A L C X A S S t f I C / J t C * * i D f i LAfiQRAtORY T E S T f , I F A H Y M 5 & & A C A 9

002289

PROJECT NUHBERM G M 69142.C1 BORW3 NUMBER N S - 2 0 SHUT 3 or 3S O I L B O R I N G L O G

B A Y O U B O N F O U C A S I T E , L O U I S I A N AE L E V A T J C H . 6.0 U S A CORPS O F E N G I N E E R S

A N DVATER LEVEL AND BATE

MUD ROTARY. 4 1 74" BIT. CME 750 ATV, START, 1 1 / 1 6 / 8 8 . 1 1 / 1 6 / 8 8 .LOGGER L. PALMER

DEPTH

BELDV

SURFA

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28

29.

30.

31

3Z

34.

35.•••

36.

37.

3a

40.

S A M P L E

: INTERVA

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1S-20

S-21

S-22

S-23

3-24

S - 2 5

S-26

!c1.3

1.3

1.4

1.5

t.3

1.3

1.5

t f f e ' . l f l i l f i t f i s u p t i O H * O N T I B S

S T A N B A S DP E H E T R A T K WT E S TR E S U L T S00

4-6-602)

2-5-4( 9 )

2-3-3( 6 )

woR/y— 1 /3 — 1 • 2(3)

1-1-2

W O H / 1 2 "-3( 3 )

2-3-4

L O O A R C A W

S O I L D E S C R I P T I O NS O I L K A H E , COLDR, H O I S T U K E C O N T E N T ,R E L A T I V E D E N S I T Y O R C C N S 1 S T E K G Y , S O I LS T R U G T U i C H W E R A L D G Y , U S C S CROUPS Y K f i T J L

DNE^SANOj Gray, wet, medium- dense,wl lh 1 a earns of gray fat day, s t i f f ,ot 5" Interwta. (SP)

E A T - . C W l Y ; ° r a y , varvisd, i t l cky . *"high p l o a t l o f t y , with thin sondI d n e e e , wet, s o f t . 1" aond seom ot3 0 . 7 ' . ( C H )

Some oc obove, no oond seom,a o f t ( C H )

S o m e 01 obovo, a o f l , with thineond aaorno, thin shell seom, 1* seomof brown, f irm, vorved cloy, (CH)

•*

F A T CLAy: Croy. h igh p l o s t l c l t y ,v o r v t f d , w i th trace s h e l l s , wood f r a g m e n t s , .bark, roots, sand lonses , wet, s o f t . (CH) *T O P 1 5 ' : § ] L J j Gray, c layey, w i thr o o t l e t s a n a w o o d at t o p , low •**p l o s t k l t y , «ot, very s o f t . ( M L )BOTTOM 3": \£Mt fAAY: Gray, wi thr o o t l e t s , we t , wm. (CL)TOP 10"? SILT: Oroy, cJayey, w i throo t l e la . wet, firm. (ML)B O T T O M 8 " : S I L T Y F t H E 3 A H O : Croy.wet, loose. (3M)

-

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C O W 1 E H T SDEPTH OF CASING,W I L L I N G R A T E ,B f t l U J N Q F L U I P L O S S !T E S T S A M Dm S T R U H E N T A T I t W

1327 L i g h t rainf-;

O1340 ° Cpp - 0.25,0.3 t s f i f tcS t o p p e d raining1332pp - 0.23 TSF

1404pp «• 0.5,0.25 tsf

1420 los t bit In hole1444 Retrieve bit1433 L i g h t rain1503pp •» 0.5,0.23 tsf

1517pp - 0.25 te f

1332p p - 1.29.1.0,1.0 I s f

S t o p p e d Orfiltng at 1340 "H o l e grouted

j ^ V ' b r T O J L b d £ v 1 4 t J A t 6 j ^ t f i a r i i ^ 1 ( » i l L A » o * t A t o f t V l E i t r t f tiff Mmt£M'-

002290

KBMSILUP R O J E C T K J K K R M G M 6 9 1 4 2 . C 1 W R I N G M U K f i £ R N S - 2 1 SHEET 1 OF 3

S O I L B D R I N G L O GP A Y O U B Q N F Q U C A S | T 5 . L O U I S I A N A

E L E V A T I O N . 3.0 D R I L L I N G C O N T R A C T O R U S A CORPS O F E N G I N E E R S3 1 4 " I D H O L L O W S T E M A U G E R S . C M E 7 5 0 A T V

u.rrp ,«*..«.«« - »«,.! 1 /1 7/88 „„„, 1 1 /1 7/88 , L PALMER

DEPTH

BOD V

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aa7.«*a9u

iau

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I E0.6

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Pil$t$ QM TTfl

S T A N D A R DP O E T R A T I Q HT E S TR E S U L T SV

3-3-6

3-5-7( 1 2 )

2-3-4( 7 )

iff} A££ A v

S O I L D C S C R f f T I f f tson. KWC, COLOR, MOISTURE OKFEKT.RELATIVE DENSITY OR COHSUTOCY, SOU.sracnra; mtcRAuxiY, uses GROUPS Y H I Q .

Top 8 off: 4"

S1UJ U g h l brown, clayey, dry, s t i f f . ( M L ) .

L£AU_CLAT; Gray ond brown m o t t l e d , withroots, blocky s t ruc ture , a l l f f . ( C t )

L£AH CLAY: Gray with brown m o t t f l n g ,»l ly, tow to moderate p l a s t i c i t y , mois t ,s t i f f , ( a )

Some as above; b l a c k y s t ruc ture , blockstains from organic matter, roots, etc.HHu « O.f l ppm on b lo ck- s ta ined sampl e . _

r/i lLQL^T^ Brown with groy m o t t l i n g , traca •Mock orgoAte s ta in s , modera t e to highp l a s t i c i t y , Mocky s truc ture , moist , f irm —t o s t i f f . ( C H )

FAT GLAY; Some as obov», gray.tJlcker t f l l d e s o t 12.0' ond 13 .5 ' , nobtoek stains.

-

SYHBX1

CLOG

ws

pUiwtV or rtiHif LOO& v iiuu. CLASS PICA TJD)& sUk LACQAATC

C C H C K r SDEPTH DF CASINGw u L U H a R A T E ;O f t J U J l * 3 F U r t B L O S S ,T t S T S A M Dt h H * T M A d C ' l J T A V f n UI / H I I H V r H J l l f t l M * *

S t a r t 0325Pushed 2" 99 to 1 .0 'T o p s a i l b l ends to siltat 7" d ep th .

C0837 C

pp - 2.5 tsf CHNu background *• 0.0 p p r r

3* Split barrel pu sh ed ^to 4.0' fpp «* 2,5 Uf

0839HNu •• 0.9 ppm at ho l epp - 2.23 Uf _

DrRler augers from 0'to 9.0'3* S p l i t - b a r r e l s ampl er ,5' l ong I n s e r t e d t n e l d eU S A a t b o t t o m whReadvancing to in a next asIntervo l . C u t t i n g s ore ^c t o s s l f l e d , p o r l l o f l y *"I n t a c t .

0833pp « 2.0, 1.75 (sf

[ Y " T H T C " I F " A * f r " ' ' 1 " K W U W " "

002291

ELEVATBKA N D

VATER LEVEL WO MTt .

S O I L B D R I N G L O GL f l M i i w S U D E L L . L O U I S I A N A

U S A C O R P S O F E N G I N E E R S3 1/4" I D H O L L O W S T E M A U G E R S . . C M E 7 5 0 A T V, S T A g T - 1 1

coaon;C C 5 f t $ ( 5 T D ) C n S P t t ,K X t O A U X i Y , U S W

T o p l " j J 3 l A l f t Somd o «and gray. ( C M )Bottom 14": S I L T Y . F H j E S A M P ; Brown,with trooa groy, ~4Q& *8t, wot looss. (SM)

Gray wUh rust ttraoks, cloyvyn»or t o p , moi#t firm. ( M l )

FINE Sff l(?J Brown with gray motuino»B(. *8i; |ooa«. ( S M ) v 0920PP -« 0.75, 0.5 tafgray fAT CUY ot b o l l o m . blooky.

S L T Y H H E SA«Q; Somq a t obove,wtth rust atreoka.

.":2^?i^M?—• -

--- «„...,..,»n rtmmi Oroywcl. l o o i t , (91l) ond LEAM CLAY: Cray wi thg r e « f l t * h t i n t , m o U l , i t l f f , 1/2" Momi. ( C L )1" EAirUU: ot bo t t om.

U y v r t t f S U X> nnwv, f r « l . l o r t , On( U L ) . ( S M ) , (a), ( O t )

Wood f r o g m s n l i at bo t t om

CM "HJSSfffOtft TCSIt, !> ' Mff JHS96ACAP

002292

^ O I L ~ B O R I N G T O Gi i m T T m i S U D E L L . L O U I S I A N A.

wruuHG c t m R A G T o s U S A C O R P S O F E N G I N E E R S3 1/4" I D H O L L O W S U M A U G E R S . C M E 7 5 0 A T V. _____S T j R n H / ' 7/88 __ n f f l S H 1 1/17 /88 t P G G E S .L. P A LM ER

BRaj- iNG METHOD ANDVATgR IEVD. AfO) DATE .

S A M P L E P e N E T R A T I D NR E S E T S son. KAH& COLOR MOISTURE CCHTEHT,REUTiVE DOmTY DR COttttSTEHCYiS T R U C T U R E H U C R A L O G T , U S C S C S I X PS V H B O L

29

3<

3'

S-7 1.5wlth

DEPTH OFW U L U N C I R A T CDRn,UWi FUW UOSS.ttSTS AMD

pp ** 0.5, 0.5 tafVVOR - W e i g h t of rodsS t o p p e d0945 d r f l l l n gH o l e grouted

002293

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002294

w

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a i — i r~ 70 i—t a j— a enw J M

002295

PROJECT NUMBERMGM 69142.C1 SORING NUMBERMS'22 SHEET 3 OF 3

S O I L B D R I N G L O GP R O J E C T BAYOU B O N F Q U C A S I T E L n e « m i S i . l P E L L . L O U I S I A N AE L E V A T I O N . 3,1 . D R I L L I N G C O N T R A C T O R U S A CORPS O F E N G I N E E R SD R I L L I N G H E T H O D A N D romPVTMT M U D R O T A R Y . 4 1 / 4 ° B I T . C M E 7 5 0 A T VWATER LEVEL AND D/w "**r 1 1 / 1 0/ OO „„,«, 1 1 / 1 O/ oo , nnnre U. r MUM en

DEPTH

BELOV

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2829.

30.

31

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33.

34.

35.«•

37.

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39.

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28.5

30.0\

333.0\

34.5\

36.0\

37.5\

39.0\

40.5\

N Q T E i I ' d l L DESC8

ilS-20

S-21

S-22

S-23

S-24

S-25

S-26

S-27

I P T 1 0 N S

RECO

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?

1.5

1.5

1.5

1.5

1.5

1.5

1.5

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ON THI

S T A N D A R DP E N E T R A T I O NT E S TR E S U L T S-**

1-2-2(*)

1-1-1(2)

1-1-2(3)

W O H / 1 0 "-1-2(3)

W O H / 1 3 "-2(2)

W O H / 6 "-2-3(5)

3-3-4

W O H / 6 "-2-2(4)

LOG ARE A S

SOIL DESCRIPTIONS O I L K A H E , COLOR, M O I S T U R E C O N T E N T ,RELATIVE DENSITY OR CONSISTENCY, SOILSTRUCTURE, HBCRALOGY, USCS CROUPSYMBOL

FAT CLAY: Gray, vorved, h igh p l a s t i c i t y ,wet, a o f t , wi th root, 1/2" aeamIfgh t bro*n fa t clay, s o f t . (CH)

Same as above, very s o f t , 1/2" s f l t y ""f i n e aand at 30.3' , 1/2" l i g h tbrown fat day at 31.0' . (CH)

Same as above, 1/8* aond a earnsot 3* Interval s , l ight brown fat clayat 3 2 . 0 ' . (CH)

S a m e as above, very s o f t , 1* aandf l e a m with roo t l e t s at top.

Top 10": FAT CLAY; Grov. wet. very.s o f t , trace r o o t s ' . ( C H )Bottom 8": ELASTIC SILT- Grov. wet.very s o f t , with t t i tn aand l en s e s , ~ruotleta. ( M H )T o p 8 " : C L A S T I C S I L T ; Dork gray,o r g a n i c a l l y c o n t a m i n a t e d , wet, very a o f t ,with roots. (MH)Bottom 12": ELASTIC SILT: Grov. wet. sort-t o f irm. (MH)

FAT CLAY: Gray, a l l t y . no verves. ™wet. f i r m , r o o U a t a . ( C H )

ELASTIC SILT: Groy. cloyay, troc«r o o t l e t s , wet, very s o f t at t op ,s o f t ( M H )

-

11W m rii ,

I

C O M M E N T S0EPTH OF CASING*D R I L U H G R A T E ,P R I L L I N G F L U I D L O S S ,T E S T S A M DI N S T R U M E N T A T I O N

J HNu background *• 0.5 ppm

1313 ^pp «• 0,75 tsf

: 1322 HNu - 0.5 ppm *; pp >• 0.5 taf Oi °1331 HNu - 0.5 ppmJ pp » 0.5 taf/*tf "~; 1343 HNu * 0.0 ppm; pp • 0.25 taf1

; S a m p l e too s t i cky to cuti apart- p o s s i b l e varveaI

J 1356 HNu - 0.6 ppm; pp « 0.25. 0.25 tafo

1407 HNu - 0.5 ppmpp - 0.5 tafD r i l l e r r epor t s creosoteodor; e o m p l a hoa noJ odor; p o s s i b l y In

; d r i l l i n g f l u i d ./tJ 1418^ pp ~ 0.5.0.75.1.0 if

1430 HNu low bot terypp - 0.75. 0.5 taf

S t o p p e d Drnilng at 1430 "H o l e grouted

UHARY OF FIELD LOGS, VISUAL CLASSIFICATIONS, OR LABORATORY TESTS, IF AW DIMAACAD

002296

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002297

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002298

PROJECT NUMBER' M G M 6 9 1 4 2 . C 1 . J _ _ _ _ _ _ _ N S - 2 3 SHEET 3 OF 3

S O I L B O R I N G L O GL O U I S I A N A

C O N T R A C T O R J « L S A _ _ C O R P S__

00

s-7 1.5 1-2-3(5)

_.„ NAHG COUia MOISTURE CONTENT, &R E L A T I V E D E N S I T Y O R C O N S I S T E N C Y , S O I LS T R U C T U R E , H B C K A U M Y , U$CS G R O U PS Y H S C L

i N T E R e r o o E D g L T Y F I N E . S A N O A N OFA.TJSAy; 1 aeoma, gray, varvedclay, w«t, high p l a s t i c i t y , f o o s a andB o f t (SM ond 0<}

r i a j )

W S T R U J C N T A T I D H

S t o p p e d d r i l l i n gat 14t8H o l e g r o u t e d

D R L A B O R A Y T E S T J ; y A H Y ^596X55"

002299

A p p e n d i x BC H E M I C A L A N A L Y S E S

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m g r a L A P / 0 3 6

002300

K E Y WORD L I S T - V O L A T I L E SA B B R ,V-01V - 0 2V-03V-04V-05V-06V-07V-08V-09V - 1 0v-nV - 1 2V - 1 3V - 1 4V - 1 5V - 1 6V - 1 7V - 1 8V - 1 9V - 2 0V - 2 1V - 2 2V - 2 3V - 2 4V - 2 5V - 2 6V - 2 7V - 2 8V - 2 9V - 3 0V - 3 1V - 3 2V - 3 3V - 3 4

74-87-374-83-975-01-475-00-375-09-267-64-175-15-075-35-475-34-3540-59-067-66-3

107-06-278-93-371-55-656-23-5108-05-475-27-478-87-510061-01-579-01-6124-48-179-00-571-43-210061-02-67 5 - 2 5 - 2108-10-1591-78-6127-18-479-34-5108-88-3108-90-7100-41-4100-42-51330-20-7

C h l o r o m e t h a n eBromomethaneV i n y l C h l o r i d eC h l o r o e t h a n eM e t h y l e n e C h l o r i d eA c e t o n eCarbon D i s u l f i d eI , l - D i c h l o r o e t h e n i 31 . 1 - D i c h l o r e o t h a n i 31 . 2 - D i c h l o r o e t h e n o ( t o t a l )C h l o r o f o r m1 , 2 - D i c h l o r o e t h e n e2-Butanone1 , 1 , 1 - T r i c h l o r o e t h a n eCarbon T e t r a c h l o r i d eV i n y l A c e t a t eB r o m o d i c h l o r o m e t h a n eI , 2 - D i c h l o r o p r o p a n ac i s - 1 , 3 - D i c h l o r o p r o p e n eT r i c h l o r o e t h e n eD i b r o m o c h l o r o m e t h a n e1 , 1 , 2 - T r i c h l o r o e t h a n eB e n z e n eT r a n s - 1 , 3 - D i c h l o r o p r o p e n eB r o m o f o r m4 - M e t h y l - 2 - P e n t a n o n e2 - H e x a n o n eT e t r a c h l o r o e t h e n e1 , 1 , 2 , 2 - T e t r a c h l o r o e t h a n eT o l u e n eC h l o r o b e n z e n eE t h y l b e n z e n eS t y r e n e

X y l e n e ( t o t a l )

O

OO

B T R / B O N F 4 / d . l 0 0 2

002301

K E Y WORD L I S T - S E M I - V O L A T I L E s

C O M P O U N DSVS VSVSV 4SV 5SV 6SV 7SV 8SV 9S V I Osvn

S V 1 2S V 1 3S V 1 4S V 1 5S V 1 6S V 1 7S V 1 8S V 1 9S V 2 0

S V 2 1S V 2 2S V 2 3S V 2 4S V 2 5S V 2 6S V 2 7S V 2 8S V 2 9S V 3 0S V 3 1S V 3 2S V 3 35 V 3 4S V 3 5S V 3 6S V 3 7S V 3 8S V 3 9S V 4 0S V 4 1S V 4 2S V 4 3S V 4 4S V 4 5S V 4 6S V 4 7S V 4 8S V 4 9

108-95-2111-44-495-57-8541-73-1106-46-7100-51-695-50-1J S H 8 - 7108-60-1106-44-5621-64-767-72-198-95-378-59-188-75-5105-67-965-85-0U i - 9 1 - 1120-83-2120-82-1106-47-887-68-359-50-791- 7-677-47-488-06-295-95-491-58-788-74-4131-11-3606-20-299-09-251-28-5100-02-7132-64-9121-14-264-66-27 0 C 5 - 7 2 - 3100-01-6534-52-186-30-6101-55-3118-74-187-86-584-74-285-68-791-94-1117-81-7117-84-0

Phenolb i s ( 2 - C h l o r o e t h y i ) E t h e r2 - C h l o r o p h e n o l1 ,3~Dichlorobenzene1,4-DichlorobenzeneBenzyl A l c o h o l1,2-Dichlorobenzene2 - M e t h y l p h e n o l

b i s ( 2 - C h l o r o i s o p r o p y l ) E t h e r4 - H a t h y l p h e n o lN - N i t r o s o - D i - n - P r o p y l a m i n aH e x a c h l o r o e thaneN i t r o b e n z e n eI s o p h o r o n o2 - H i t r o p h e n o l2,4-OimothylphanolBenzoic A c i d

b i s ( 2 - C h l o r o a t h o x y ) H a t h a n o2 1 4 - D i c h l o r o p h o n o l1 , 2 , 4 - T r i c h l o r o b a n z a n e4 - C h l o r o a n i l i n a

H e x a c h l o r o b u t a d i e n e4 - C h l o r o - 3 - M e c h y l p h e n o l2 - M e t h y l n a p h t h a l a n eH e x a c h l o r o c y c l o p e n t a d i e n o2 , 4 , 6 - T r i c h l o r o p h e n o l2 , 4 , 5 - T r i c h l o r o p h e n o l2 - C h l o r o n a p h t h a l e n a2 - N i t r o a n i l i n e

D u n o c h v l P h t h a l a t e2 , 6 - D i n i t r o t o l u e n e3 - M i t r o a n i l i n a2 , 4 - D i n i t r o p h e n o l4 - H i t r o p h e n o lD i b e n a o f u r a n2 , 4 - O i n i t r o t o l u e n aD i e t h y I p h t h a l a t e4 - C h l o r o p h e n y l - p h e n y l e t h e r4 - N i t r o a n i l i n e4 , 6 - D i n i t r o - 2 - M e t h y l p h e n o lN - N i t r o s o d i p h a n y l a m i n e4 - B r o m o p h 0 n y l - p h e n y l e t h e rH e x a c h l o r o b e n z e n eP e n t a c h l o r o p h e n o lD i - n - B u t y l p h a t h a l a t eB u t y l b e n z y l p h t h a l a t e3 , 3 ' - O i c h l o r o b e n z i d i n eb i s ( 2 - E t h y l h e x y l ) P h t h a l a t eDi-n-oc ty l P h t h a l a t e

O

B T R / B O N F 4 / d . l 0 0 4

002302

K E Y WORD L I S T - S E M I - P N A ' sA b b r e v i a t i o n

P N A 1P N A 2P N A 3P N A 4P N A 5P N A 6P N A 7P N A 8P N A 9

P N A 1 0P N A 1 1P N A 1 2P N A 1 3P N A 1 4P N A 1 5P N A 1 6P N A 1 7

Gas N u m b e r91-20-3208-96-883-32-986-73-785-01-8120-12-7206-44-0129-00-056-55-3218-01-9205-99-2207-08-950-32-8193-39-553-70-3191-24-290-12-0

CompoundN a p h t h a l e n eA c e n a p h t h y l e n eA e e n a p h t h e n ePluor eneP h e n a n t h r e n eAnthraceneF l u o r a n t h e n ePyraneB e n s o ( a ) A n t h r a c e n eC h r y a e n eB e n z o ( b ) F l u o r a n t h e n aB e n z o ( k ) F l u o r a n t h e n eB e n z o ( a ) P y r e n eI n d e n o ( 1 , 2 , 3 - c d ) P y r e n eD i b e n z o ( a , h ) A n t h r a c e n eB e n z o ( g , h , i ) P e r y X e n e1 - M e t h y l n a p h t h e l e n e

CM

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B T R / B O N F 4 / d . l 0 0 5

002303

A N A L Y T I C A L D A T A S U M M A R Y

oo

002304

G K O P K A SI T - f c b - 8 9

C 1 K P I 0i i f l r L St O C I T I O l

8S-22US- 22H S - 2 2A / 1 S I 1 R F1(1* D u f l u BQC BUM

n j P T B n n n ' T r t u( F H T I F J C T O B

11.0 10015.5 317.0 1

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BA708 BOSFOOCiG S O T K C H H 1 C E S T 0 9 I E SH07SB8S8 1S36P S i ( u g / i g )

COHPOOH6 (see Key Kord l i s t )T f l T l f?m m$ PUS mi ?m m$ PHAIO pm? m

72000 230000 22003 85008 49030 1500i? 13000 301900 517000

NOTE; f i e s u l t s a s r e c e i f e d f r o i laboratory {wet Reig f e t ba s i s}.Biaot - Hut d e t e c t e d by the a n a l y t i c a l n e t bod .

002305

3 S O V Q C K1 7 - F e b - 8 9

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. ' s e e l e y W o r d l i s t )£ £ O r i i &L O C A T I O S

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f i e s u l t s a s received f r o e l a b o r a t o r y f s e i ; w e i g h t b a s i s ) .J - R e p o r t e d value l e s s than q u a n t i t a t i o n l i n i tB - Det e c t ed in QC b l a n kS l a n k - N o t d e t e c t e d b y t h e a n a l y t i c a l m e t h o d .

0 0 4 9 1 5

002306

G E O S V K1 7 - F e b - 8 9 B A y o o B O H F O O C A

G K O T O T I C A l S T U D I E Smmm imS K 8 I J O U T J U S ( u g / k g )

S A H P L EL O C A T I O U D E P T H D I L O T 1 0 H

F A C T O BO S - 2 2Q C B L A K K 15 .5 3-0 H o se.i v o l a t i l e c o m p o u n d s d e t e c t e dS o Beei v o l a t i l e c o a p o u n d s d e t e c t e d

0 0 4 9 1 6

002307

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002308

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9 9 0 050 050 D

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8 0 f f : E e s u l t f i u r t c e i f c d f r o i l i boratorr (vet B e i j b t bas ic).D - Dot d e t e c t ed at tie s ta t ed d e t e c t i o a h i l tBhnl - Bot s a a ] j : e d br tie a s i l r t i c i l ictbod

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002309

G S O V O C17 Feb-89 G I O T K I H C t t S 7 8 B I I S1388

L O C A T I O NH S - 2 2U S - 2 2 H P L I C A NQ C B L A N K

U f i r i ntmn1 5 . 515 5

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NOTE: R e s u l t s a s received f r o i laboratory (set s e i g f e t bas i s).0 - N o t d e t e c t e d a t t h e s t a t e d d e t e c t i o a l i a i i .J - B e p o r t e d v a l u e l e s s t iao q a a a t i t a t i o i l i s i tB - Detec t ed io QC b l a a k

304 9 1 9

002310

G B O Y O CH - F e b -

umG S O T E C H H I C i L S T O D I E Sirasss 1958

S A M P L EL O C A T I O NC O H P O f l i l D (see l e y W o r d l i s t )

0 H O T 1 0 I( W E T ) F i C T O B V i f i V 1 9 721 ?2S V27 ?28 ?30 V 3 2 ? 3 3U S - 2 2N S - 2 2 8 E P L I C A T EQ C B L A N K

1 5 . 51 5 . 5 25 D 25 D 25 0 25 D 25 0 25 D 25 B5 0 5 0 5 D 5 D 5 0 5 0 5 05 0 5 0 5 0 5 0 5 0 * 0 5 0

25 0 50 5 50 0 25 0 50 D 25 0 25 0 25 0 25 0 25 05 0 10 0 10 0 5 0 10 0 50 50 50 50 5050 10 0 10 0 50 JO 0 50 50 50 50 50

NOTE: B e s u l t s a s received f r o i labora tory (set e e i g f e t ba s i s).0 - H o t d e t e c t e d a t U e s t a t e d d e t e c t i o n l i i i t .J * R e p o r t e d v a l u e l e s s t h a n q u a o t i t a t i o n l i a i tB - D e t e c t e d in QC b l a n k

0 0 4 9 2 0

002311

0 S P T S{ ? H ? J F A C T O R S ? l S ? 2 S P 3 S ? 41 6 , 5 3.0

l . f l

S M E SKOYE8BER 1988S S H I V O U T H S S ( u g / k g )

( s e e S e y t f o r d l i s t )--------------_---_------S V 5 S V 6 S ? 7 S ? 8 S V 9 S V 1 0 S V i l S ? I 2 S T 1 3 S714 S715 S ? l f i S?17

0 990 0 990 0D 330 0 330 5i i f l i i i i f i i! Tin n i in n i in n i tn n 111 nO O u U J J U u J J U U 0 > ) U U <)0il u J O U U 0 0 0 u

8 0 T S : B e s u l t s a s received f r o s labora tory (s e t K e i g h t b a s i s ) .G - Hot d e t e c t e d at the s t a t e d d e t e c t i o n l i o i t

0 990 9 99(1 5 99G U 950 D 990 0 4800 00 330 0 336 0 330 0 3dO 0 336 0 1600 0

0 0 4 9 2 1

002312

Bra BOHFOffCAG B O T E C H H I C A L S T U D I E S1988( u g / f e g )

(see l e y ( f o r d l i s t )D J P T B O I L D T I O K( F E E T ) ? A C T O B S V 1 8 S V 1 9 S V 2 C S V 2 1 S V 2 2 S V 2 3 S V 2 4 S V 2 5 S?26 S ? 2 7 S 7 2 8 S?29 S ? 3 f l S F 3 1 S 7 3 2 S f 3 3S A 8 F L EL O C A T I O S

0 4m 0 4800 00 330 0 1600 00 330 D 330 3 0 1600 0 330 0 1600 0

: R e s u l t s a s received f r o a l a b o r a t o r y (s e t Height b a s i s ) .0 - Sot d e t e c t e d at the s t a t e d d e t e c t i o n Unit.

0 0 4 9 2 2

002313

UW BONF90C4G S Q O T I C A L S 7 0 D I S Sroumis f u g / k g )

(see K e y W o r d l i s t )D E P 7 B D I L 0 T I O K — . — — — - — — — — — — — — — — — — — . - - , — — - — — — — — . . „ . „ — — . . . . . . — — — . . . . , -( F E K T ) F A C T O R S V 3 4 S V 3 5 S V 3 6 S ? 3 7 S ? 3 8 S V 3 9 S V 4 0 S V 4 1 S V 4 2 S V 4 3 S V 4 4 S V 4 5 S?46 S V 4 7 S V 4 8 S V 4 9

15.5 3.0 4800 0 990 0 990 0 990 0 990 0 4800 0 4800 01.0 16000 3 3 0 0 "300 3 3 0 0 3300 16000 16000 0 990 0 990 0 390 0 990 00 330 0 330 0 330 0 33G 0 0

N O T E : R e s u l t s a s received f r o n laboratory (net H e i g h t b a s i s ) .Sot d e t e c t e d a t th e s ta t ed d e t e c t i o n l i a i t .

002314