Boring_Logs_Report.pdf

~- r51ERRA SUBSURFACE EXPLORATION LOG' ~''.' Testln'" Laboratories

Geo.echnlcdl Engln

1BORING NO.:

PROJECT IJOB 7485,(:

SHEET J

PR 191 Cairnatillo Trail Km 11.6 OF J

LOCATION Rio Grande, PR DRILLER/DRILL RIG: Eddie Sevilla I CME·55 DESCRIPTION BY Jose A Garcia DATE HOLE STARTED 9·24·14 COMPLETED 9·24·14

GROUNDWATER (ft.) Initial: Not Found Final: ELEVATION TOP OF HOLE (mts):

TOTAL DEPTH OF HOLE 12' ENGINEER Jose A. Garcia COORDINATES DRILLING METHOD Auger 2.25"

Elev. DEPTH a

II) Ol()N OW ~Qo PL'lL

(mts (feel) DESCRIPTION z ;: SPT I.W 1 ~ ~w 0 4 ~ ...J N W Qu RC RQD%w CD

0.00 ....J 20 40 60 BO

~ 0 \ASphalt

0 r 16 26 7 ~I I I I

0.25 15

"Very stiff to hard, very dark brown, , 9 40 31 ~?CLAYEY SILT little gravel trace ofsand, (moist) ,1B 35 30 U

5 - AASIITO: A-5(7) 22

USCS: ML 13 \

PI: 4 ,6 13 49

~6 c.. 7

I,21 SO/ 40

1-3·OS 10

10 501 4" Hard, dark brown, grayish brown, CLAYEY ,4"

11 0-- 6

501 SO/

SILT some gravel and sand, (moist) 4" 4"

I- WEATHERED ROCK

AASIITO: A-4-1

USCS: GM

PI: 6

20 -

25 -

30 -

I I I I "N"· Number ofblows required to drive the sampling spoon a distance of 12 in. with a 140 Ibshammer falling 30 in.

"W" - Natural Moisture Content in percenl:lge ofdJy weighl. :!if lnilial G.W. Depth "Qu" - Unconfined Compressive SlI'ength in Ions per square fool. ~ Final G.W. Depth "Rc" -Core recovery in percent for each successive run. "Rqd" - Rock quality designation.

"WHO - Sample was recovered by advancing the sampler with the weight ofthe hammer.

"P" - A"P" in lite Unconfined Comnressive Slrerurth lest' . of P

~~ SUBSURFACE EXPLORATION LOG' .: ',' Testln Laboratories

Ge"le<hnl<AI [ngin •• "

2BORING NO.:

PROJECT IJOB

748S-C

SHEET 1

PR 191 Caimatillo Trail KIn 11.6 OF 2 LOCATION Rio Grande, PR DRILLER/DRILL RIG: Eddie Sevilla I CME·55 DESCRIPTION BY Jose A. Garcia DATE HOLE STARTED 9·24·14 COMPL.ETED 9·24·14

GROUNDWATER (ft.) InItial: Not Found Final: ELEVATION TOP OF HOLE (mts):

TOTAL DEPTH OF HOLE 40' ENGINEER Jose A. Garcia COORDINATES DRILLING METHOD Auger 2.25"

Elev. DEPTH C

CI) Cu::>N OW t. Qu PL-LL

(mts (feet) DESCRIPTION z

~ SPT LOA' 1 2 3W 4

(!) ...J N W Qu RC RQD%w III (1.00 ...J 20 40 60 90

~ 0 ~ASPhalt u r 27 18 17 C; I I I

0.25 Co 7

Very stiff to hard, very dark brown, ,12 20 23 CLAYEY SILT little gravel trace of sand, 10

(moist) , 24 50/ 22 65- AASIITO: A-5(7) so/ 4"

C')

USCS: ML 4" I

PI: 4 ,15 48 25

)<Hard, dark brown, grayish brown, CLAYEY

SILT some gravel and sand, (moist)

WEATHERED ROCK ,

AASIITO: A-4(O)

4 7 43 0- 3

USCS: SM 4 /

PI:NP /

~ 14 lVery StitT, dark brown, CLAYEY SILT some ,22 24 13 15 - 4 rock fragments and sand (moist) 0 j\

WEATHERED ROCK

,27 46 11 20 - 27

HI \

, 19 50/ 18 ~25 - so/ 5"

5" \

\,., 37 26 bc30 - 15 n I

I

~I

II I I

-N" • Number ofblows required to drive the sampling spoon a distnnce of 12 in. with 11 140 Ibs hammer falling 30 in.

"W" • Natural Moisture Content in percentage ofdry weight. ¥ Initial G.W, Depth "Qu" - Unconfined Compressive Strength in tons per square foot. '" Final G.W. Depth "Rc" - Core recovery in percent for each successive run. "Rqd" - Rock quality designation.

"WHO - Sample was recovered by advancing the sampler with the weight of the hammer.

"P" - A"P" in the Unconfined Comnre<..~ive Strenmh te.<t indicates the u""' of the nocket Penetrometer.

~SIER~

~ Testing Laboratories

BORING LOG (CaNT. SHEET) IPROJECT PR 191 C imatil o Trnil Km 11.6

BORING NUMBER:

IJOB 748S-C

ISHEET

OF

II> ON OW llOu Pl-"LL

Elev. DEPTH Z

~ SPT

DESCRIPTION w au 1 ~ 3(mls (feet) C) 0 4

W .... N W Qu RC RQD% CI.OO .... m l.w20 40 60 80,39 50! 11 ~I I ) I I

50135 - 4" 4" I

I

, 501 5"

50!

5"

15 (

- 40-f-----------------lP-...I-LHI--t--i---t---1

45 -

50 -

55 -

60 -

65 -

70 -

I I I I "N" - Number ofblows required to drive the sampling spoon a dist:lnce of 12 in. with a 140 Ibs hammer falling 30 in.

"W" • Nntulill Moisture Conlenl in percentage ofdry weighL ¥ Initial G.W. Depth "Qu" • Unconfined Compressive SlJ'ength in tons per square foot. '" Final G.W. Depth "Rc" • Core rccovel)' in percent for ench successive run. "Rqd" • Rock quality designation.

KWH" • Sample was recovered by advancing the sampler with the weight of the hammer.

"Po • A "P" in th" Un"onfinl'fl Com."....,.iv" Str....."'h te<! indi""l of the nnckct Penf'lmmf'l

~1"ERRA SUBSURFACE EXPLORATION LOG' " '.. Tostln Laboratories

••....lJU!jjiiCiI£P G,ol.chnlc~1 Engln •• "

1BORING NO.:

PROJECT IJOB 748S~B ISHEET I

PR 191 Gravel Parking, Km 11.4 OF 2 LOCATION Rio Grande, PR DRILLER/DRILL RIG: Eddie Sevilla I CME-55 DESCRIPTION BY Jose A. Garcia DATE HOLE STARTED 9-23-14 COMPLETED 9-23-14

GROUNDWATER (ft.) Initial: 19' Final: 3' ELEVATION TOP OF HOLE (mts):

TOTAL DEPTH OF HOLE 45' ENGINEER Jose A. Garcia COORDINATES DRILLING METHOD Auger 2.25"

Elev. DEPTH c en a.."N ow A Qu I'L+lL

(mts (feet) DESCRIPTION Z 3: SPT LW 1 2 3 4W 0t!) .... N W Qu RC RQD%w II)

0.00 .... 20 40 60 80

'"'\Gravel and Asphalt o • ,17 36 13 t\ )1 1 J

0.25 : 24

Medium stitT to stitT, very dark brown, ,10 21 31 ~ CLAYEY SILT some sand and rock fragments (moist) ,6 14 24

5 - 6 8 /,7 16 11 q~B B

14.7~ 9 : \ Medium stitT to stiff, yellowish brown, SILT, ,6- 5- ~ \10 - 3 little sand and gravel (moist) 2 \

AASHTO: A-7-5(17) \USCS: MH

PI: 13 \,1 5 55 ~15 - 2

3 I

I I

~ ,2 11 45 ~20 - :3 ~ a /

I I

1,7.32 24

Very stitT, grayish brown, SILT, sand and ,HI 26 32 25 - 12 gravel (moist) l4

/\Hard, grayish brown, GRAVEL some sand, ,"7 4 12 2730 - little silt (moist) 22 I

AASHTO: A-I-b Iuses: SM

PI: NP I

I I I I I "N"· Numbcrofblows required 10 drive the sampling spoon a distDnceof 12 in. with a 140 Ibs hammer falling 30 in, "w·. Natural MoistureContc:nl in percentageofdry weight. .g Initial G.W. Depth "Qu" • Unconfined Compressive Strength in tons per squ:lre foot. ~ Fil1lll G.W. Depth "Re" • Core recovery in percent for each successive run. "Rqd" - Rock qu;l1ily dcsilllllllion.

"WH· • Sample was n:covc:rc:d by advancing the sampler with the weighl of the hammer.

"p•• A ·P" in the Un~onfin ...1Com~.ive S......."'h leerl indica."" the u<e of the """ket p""...romet

~cr-& SlERRA . .~ _. Testlnc Laboratories

G.o,.(hnic~l Ensln•• "

1BORING NUMBER:

BORING LOG (CONT. SHEET) IPROJECT IJOB ISIIEET 2

PR 191 G liVe! Pi rkinl!. Km 11.4 7485-B

OF 2

ON Ow "'OU PLoLL

Elev. DEPTH Z SPTDESCRIPTION w au 1 ~ 3 4 (mts (feet) C) 0 N W Qu RC RQD%w -J

OJlQ -J a:l '-'. 20 40 60 80

AASIITO: A·I·b ,16 50/ 12 61 I d 1 I2435 - USCS: GM 501 5"

PI:NP 5"

\,3S 61 21 640 - 42 b

19 I

I I,501 50/ 10 ~5" 5"- 45

50 -

55 -

60 -

65 -

70 -

I I I I "N" - Number ofblows required to drive the sampling spoon a distonce of 12 in. with a 140 Ibs hammer falling 30 in, "W" • Natural Moisture Content in percentage ofdry weight. ¥ Initial G.W. Depth "Qu" • Unconfmed Compressive Strength in tons per square fool. " Final G,W. Depth "Rc" •Core recovery in percent for each successive run. "Rqd" - Rock quality designation.

"WHO • Sample was recovered by advancing the sampler with the weight ofthe hammer.

"P" • A "Po in the Un=nlined Com""""-~iv" St......"'h t"'" indi"'''t ofthe nncket Pen"'mmcter.

---ittt-JACA&:SlERRA SUBSURFACE EXPLORATION LOG. _'. Testlni':l Laboratories

Coorochnlcal [n~ln

2BORING NO.:

PROJECT IJOB 7485-8 ISHEET I

PR 191 Gravel Parking, Km 11.4 OF 2 LOCATION Rio Grande, PR DRILLERlDRtLL RIG: Eddie Sevilla I CME-55 DESCRIPTION BY Jose A. Garcia DATE HOLE STARTED 9-23·14 COMPLETED 9·23-14

GROUNDWATER (ft.) Initial: Not Found Final: ELEVATION TOP OF HOLE (mts):

TOTAL DEPTH OF HOLE 50' ENGINEER Jose A. Garcia

COORDINATES DRILLING METHOD Auger 2.25"

Elev. DEPTH 0 en QLO N ow t.Qu PL"LL

(mls (feet) DESCRIPTION z ~ SPT .., , 2 3W 0 4 C) l- -I N W Qu RC RQD%w co(l.(l!) -I 20 40 60 80

~ 0 ~GraVel and "'phalt '.

14 19 18 I I I

~ ~~tiff,very clark brown, CLAYEY SILT :,~:: : :

5 10 28 ~sand and rock fragments (moist)

StitT, dark grayish brown, WEATHERED :~ 5 20 19 5 - 9

ROCK sampled as CLAYEY SILT some rock 11 fragments and sand (moist) miD 9 22 24

~11

AASIITO: A-I-b 9 18 27 610 - USCS: GM

11 c'

~PI: NP

/\l' 45 0 15 - 21

,x~ 19

Medium stitT, yellowish brown, eLAYEY ,l 7 35 20 - 4

SILT some sand and gravel (moist) J \

Do... sandy silt ,4 11 48 625 - AASIITO: A-4(O) 4 )

7 I

USCS: ML

/PI:NP

29 .

Dense, grayish brown, WEATHERED ROCK 12 33 28 30 - 12 sampled as silty sand and gravel 21 l\ I

AASI-ITO: A-I-b

USCS: SM

PI:NP

I "N" - Number ofblows required 10 drive the sampling spoon a dlsl:mce of 12 in. with a 140 Ibs hammer falling 30 in.

"W" • Natural Moisture Conlent in percenlage ofdry weight. ¥ lnilial G.W. Depth "Qu" • Unconfmed Compressive Strength in tons per square foot. I Final G.W. Depth "Rc" • Core recovery in percent for each successive run. "Rqd"· Rock quality desigJ1lltion.

"WH" • Sample was recovered by advancing the sampler with the weight ofthe hammer.

"I'" - A .1'" . ComoressiveSlreRirth .. ....., use 0 P.

BORING NUMBER: 2

BORING LOG (CONT. SHEET)

PROJECT

PR 19 I Gravel Parkin Km II .4

JOB

7485-B

SHEET

OF

22915

501 50/ 22 45 5" 5"

I I

501 50/ 1 50 5" 5" en ON Ow 4.Qu p 'u.

Elev. DEPTH

DESCRIPTION ~ SPT

(mts (feel) ...J N W Qu RC

00 CD

AASHTO: A-I-b 34 53 :2 35 uses: SM

Zl

PI: NP

"N". Number ofblows required to drive the sampling spoon a distllnceof 12 in. with a 140 Ibs hammer falling 30 in, OW" - Natural Moisture Content in perccntageofdry weigh\. ¥ Initial G.W. Depth "Qu" - Unconfined Compressive Strength in Ions per square fool. ~ Final G.W. Dc:pth "Rc" - Core recovery in percent for each successive nan. "Rqd" - Rock quality dcsignalion.

"WHO - Sample was recovered by advancing the sampler with the weight afthe hammer.

"P" • A "PO in e Unconlin Co sive S ren hindi e of P

.1 J. J.

,11l}J,)'it J ~eS~a~aboraioiie;'"~ SUBSURFACE EXPLORATION LOG

Geolechnlc.t Engineers

1BORING NO.:

PROJECT IJOB 7485-0 ISHEET I

PR 191 Yokahu Tower Km 9 OF 2 LOCATION Rio Grande, PR DRILLER/DRILL RIG: Fernando VHJegas / CME-S5 DESCRIPTION BY Jose A. Garcia DATE HOLE STARTED 9-22-14 COMPLETED 9-22-14

GROUNDWATER (ft.) Initial: Not Found Final: ELEVATION TOP OF HOLE (mts):

TOTAL DEPTH OF HOLE 55' ENGINEER Jose A. Garcia

COORDINATES DRILLING METHOD Auger 2.25"

Elev. DEPTH 0 en 0'0 N ow toQu PL4LL

(mts (feet) DESCRIPTION z

~ SPT I•.HAI 1 2 3 4W

t? -I N W Qu RC RQD%w en

0.00 -I 20 40 60 80

~ASPhalt 0 ..

?:r 39 30 4 ~I I I I Yo .r: 16

0.25 1":(:<: 14

Medium dense, dark brown, rock fragments, .,;./.,., 5 7 47 )~:/:l' 3 sand and silty clay (moist) i':.(': r 4 i":.r:<:, 2 3- 40 ~.,././.

5 - ~:/:;: 1

,,:.r:/.' 2 \

;.-:.r:~:, 2 3 52 ?y.;./. 1 01'./."l. 2 ;.-:.r;/.' I

1~·74 9 ;.-:.r:?:

~Soft, reddish and yellowish brown, SILTV :'

1 4 49 10 - 2 little sand, trace gravel, (moist) 2 I AASIffO: A-7-5(l2) IUSCS: ML

PI: 12 I

Do... WEATHERED ROCK sampled as ~, 1 3 52 ~15 - 1. 2 I

I I

~, 9 21 31 b d

20 - 10 11 \

24 :

1.1.32

~Medium stiff, brown to yellowish brown, :, 4 6 47 25 - 3 (

SILT with little sand and gravel 3 I AASIffO: A-5(7) Iuscs: ML

PI: 5 I

AASIffO: A-4(O) ~r 4 10 38 ~30 - uscs: ML

6 :)

4 I

PI: NP I

f I I I I

"N" - Numbcrofblows required to drive the sampling spoon a distance or 12 in. with a 140 Ibs hammer falling 30 in, OW" - Natural Moisture ContCllt in percentage ordry weight. ¥ Initial G.W. Depth "Qu· - Unconfmed Compressive SlrCIIgth in tons per square foot. ~ Final G. w. Depth "Rc" - Core recovery in percent for each successive run. "Rqd" • Rock quality designation.

"WH"· Sample was recovered by advancing the sampler with the weight orthe hammer.

"PO - A "PO in the Unconfined Comnressivp Str.......th test indiClites the use of the nocket Penetmmett:r.

~CA&-srERRA ~ Testing LElboratorles

C.or.chnlcol Engln•• "

1~ BORING NUMBER:

BORING LOG (CONT. SHEET) IPROJECT -/JOB ISIiECf 2 7485-0

OFPR 191 Yok"h" Tow.... K 9 2

(/) oN Ow llQII nou

Elev. DEPTH z ;: SPT DESCRIPTION w lou 1 2 3

(mts (feel) (!) 0 N RC RQD% w ...J W Qu

0.00 ...J CO

1".... 20 40 60 80

I'ill!E ""'\ J4 14 42 29 I ~ b I I 35 - Hard, grayish brown, WEATHERED ROCK 24 sampled as silt and sand little gravel (moist) e

\ \AASHTO: A-4(O)

USCS: SM

PI: NP

24 52 34 ~40 - 34 ~ lB /

SO/ 50/ 16 J

45 - 4" 4" \

SO/ 50/ 27 ~50 - 5" 5" I

I I

~ SO/ SO/ 6 ~4" 4"- 55

60 -

65 -

70 -

I I I I "N" - Number ofblows required 10 drive the sampling spoon a distance of 12 in. with a 140 Ibs hammer falling 30 in.

"W" - Natural Moisture Conlenl in percentilge ofdry weight. ¥ Initial G.W. Depth "Qu" • Unconfmed Compressive Slrength in toIlS per square fool. ~ Final G.W, Depth "Re" - Core recovery in percenl for eaeh successive run. "Rqd" - Rock quality designation.

"WHO • Sample was recovered by advancing the 5:lmpler with the weight of the hammer.

"P" - A "P" in the Unconfined Comnreot~ive Slren"'h Ie.«! iodie"l"" the uo;e ofthe nnckl'l Penetrometer.

~~A SUBSURFACE EXPLORATION LOG

oo:::::::iii!illF

Geolechnlc~1 [ngl~

2BORING NO.:

PROJECT

IJOB 7485-0 ISHEET 1

PR 191 Yokahu Tower Km 9 OF 2

LOCATION Rio Grande, PR DRILLER/DRILL RIG: Fernando Villegas / CME-55 DESCRIPTION BY Jose A. Garcia DATE HOLE STARTED 9-23-14 COMPLETED 9-23-14

GROUNDWATER (ft.) Initial: Not Found Final: ELEVATION TOP OF HOLE (mts):

TOTAL DEPTH OF HOLE 45' ENGINEER Jose A. Garcia COORDINATES DRILLING METHOD Auger 2.25"

Elev. DEPTH 0

II) Quo N ow 6. Q. rL"LL

(mts (feet) DESCRIPTION z

~ SPT I.'.' 1 2 3W 4

C!l ..J N W Qu RC RQD%w a:I

0.00 ...J 20 40 60 80

~ 0 ~ASPhalt

0 :r 85 22 19

I I17

I.e 61

0.25 . 5

~~oose to medium dense, very dark brown, , 4 7 45 SAND with silt and gravel, (moist)

2 , ~Medium stiff to soft, Reddish brown and 2 4 41

- 2 yellowish brown, eLAYEY SILT little sand, 2 \

(moist) ,1 4 50 ~2

I,WH 3 48 ~10 - 2

1 I

I I

AASlITO: A-7-5 ,1 2 50 b5- USCS: ML 1 I

PI: 12

I I

1-5·79 19

~ ~Very stiff, dark brown, WEATHERED 17 24 31 20 - 10

ROCK sampled as silt sand some weathered 14 \ rock fragments, (moist)

4 22 41 625 - a 14 I

I

29~ I

1-8·84 4 11 38 ~30 -

Very stiff, dark brown to brownish gray, 9 C WEATHERED ROCK FRAGMENTS, a I (moist) /

I J I I "N". Number ofblows required 10 drive the sampling spoon a distance of 12 in. with al40 Ibs hammer falling 30 in.

OW" - Nalural Moisture Content in percentage ofdry weight. ¥ Initial G, W, Depth "Qu" - Unconfined Compressive Strength in Ions per sqlllll'C fOOl, oJ- Final G.W. Depth "Re" - Core recovery in percenl for each successive run. "Rqd"· Rock quality designation.

"WHO - Sample WlIS recovered by advancing the SlImpler with the weighl of the hammer, "Po - A "Po in the Unconfined Com"""",.ive Strenl'lh t"'" indic.'tl"" the """ of the nocket Penetrometer.

~ &-SlER~A ~ Testing LaboratorIes

G .. ol(ll~hn.(.l1 fnsine£ln

2<::iJIW[iliilP' BORING NUMBER:

BORING LOG (CONT. SHEET) IPROJECT IJOB ISHEET 2

7485-D

OF '-PR 191 Yoknh.. Tower Km 9 rn ON Ow ~Qu PL+LL

Elev. DEPTH z ;: SPT DESCRIPTION w au 1 2 3 4(mls (feet) C) 0 w f- ...J N W au RC RaD%

0.00 ...J a:I l.w20 40 60 80

~ 6 4"1 26 I~ I\b I I 35 - 8

39 I

I I

28 40/ 16 ~40 - 40/ 5" C 5" I

I I

34 SO/ 14 ~501 4"

I- 4S 4"

50 -

5S -

60 -

65 -

70 -

I I I I ftN"· Number ofblows required 10 drive the sampling spoon a distance of 12 in. with a 140 Ibs hammer falling 30 in.

"W" - Nalural MoistureConlent in percentageofdry weight. n Inilial G.W. Depth "Qu" • Unconfined Compressive Slrength in Ions per square foot. '" Final G.W. Depth "Re" • Core recovery in percent for each successive run. ftRqd" • Rock quality designation.

"WHO • Sample was recovered by advancing the sampler with the weight ofthe hammer.

"Po • A "Po in the Unconfined Comnres.~ive S\renl!th lest indicates Ihe use ofthe nocket Penetrometer.