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HomeMy WebLinkAboutNSF-Enfield-Geotech-Report-text--L Foundabon
Design, P.C.
SDIL ■ aEDn-DCK . ❑RDUNDWATFR
Ckkober 26, 2020
N1; Solar
1241 Unlaerslty Avenue
Rothe: er, New Y(wk 1460?
Attention: Mr. Dan HuntlrgDm, Buslnem Development Manner
Werence. NSF - Enfdd 5alar Array
Applegate ftad Saud� , Enfield, New York
Ceotechnlical C altratronr I .0
Dur Thr. Hunti ngtow.
This let of repDrt summarizes our gwti-hnical evaluadcm for the referenoed prcjal=t. The 25 mW sarar arra}
vvi I I be locaLed on a 249 ecru parcel so G tf . of Mecklenburg Road In Enfield, Now York- The racking sYSLIL-m
tq3e has yet to be d rml ned - V%le base t7 is repot on our revlew of U.S.G.S. topog ra ph ir- mappi ng, Nati Dna I
RasDu me GDnservaton Ser/ice mapping, s011 boring expl orad on r fiol d and I a bo ratary testing; and
consul tatlon with the deslg n team. No rout Sola r retai ned Fou r dati-Dn Desig r;r P.C. to perform rhe serrrlces
nutl Irted In ou r Aug Gst for 2020 otos;nyy l5 v+ ,5S. 0. We intend tri is report for exd usive
use on th is project,
The Enfield Solar Array will be I oczitcd !�oufiieast of the Applegate Road South and Mecklemurg Road
int i -s tion in Enti�ld, NAY York- We understand that the 25m W array wl ll be constructed on roughly 125
acres of the 249 acre pana-1. A 45 -ere -al torafn Plant on 2019 U.S. G.S. topographic m appiri{), is attached
to this report. Open farm Fields !rrith planked corn wlth Intermixed hedge r aws and tree-cilvered patches
occu py the parcel, aisti ng solar panels a re eurm ntly to the northeast of the site, with a rem aka -control led
a-rrplane ru riwav to the east of the site. Re identia I housi ng I i nos M klc!:i bu rg RDad to the north.
titre oom pleted 961 borings BSG -7 t-! rough E20-19 between October 2 and Gctober 7, 2020 to assess the
su I�surface pond iti ons on the parcr.1. Target D -il l-n� p rovid d a CM E-75 truck -vaunted d ril I rid cquipped with
4M Sags - D ruc, R oc hester, NY 1407 ■ Tei.: 585 458 -01;# L - Fa x; 5K 458- 3323 • f u ndati r ndesi g npc.eo r;7
Foundation
D li'4 P.C.
SLAL F RLdFb CK 4 G#IdVh1a11A MA
Narbut Solar
October 25, 21320
Page 2
an auto nmnrier V tree SPT soil sampling. They -odw niad the sail borings Using h€rllpu stern auger casings,,
remoring spillt spoorp soil sarnpl�es In acwr4 ane yyIth ASTM D-1586 condnualksIy to 1 a feet and at tivo foot
intervals after that to auger tefizal or a 15 foot depth, which&.rer was shallower. Due ti i tha shallcAa bped?*ck
at boriN BM- 12, N -e feet of 14X size rock core was recovemd in accordance with ASTM D-2113, The soil
borings teumloaxed at depths between 8-2 to 15-0 ftwt twgrade. A ,t orarkou7 Part and the soli
boring Ids are encC5ased.
Upon comMetiorl of the fieldwork, we sekcted r eprew-atativeih samples for la bora" testing. The testing
progT-a r r❑n!�isted of three i}H determ inauons, theme lab resistivity te&t% Mme soluble ohforldes tem, three
soluble sulfates tests, six siege analysi$, and six PMOiSture awitent tests- The test results aro discussed below.
Tte laborataw+ repau are enr-kGed.
We anc unwred a subsurface pranla consistr@ G' SUrtBCe toll r 91'90131 Mir then Shale bedraek- Where
d0nable., from the underlying goil, the Surf3re topsoil ranges fmm four to twelve Inches thick The upper
soil consists of sHty sancVsandy slkt wth gravol and day. Tested samp,ies classify aS a 5M or ML I n t* U nifled
Soil OIaSsiflCawn Srstern.
Tine 6I11 trar!sitiortis E0 a moderately+ t0 highly w Chered shale bwro❑k within fifteen deet of tills surface- The
shale rack has weathered to ttke point of a soil (,vnsMency iD mp5t IGcati.ons. Saiid, more Intact M&, Whtle
over eight feet bekM girade across most of tree lel. was Q unteTed aS shallow as three feet 6eep at sotl
bari*g BBD -12, We recovered Nit laze rock com at soil boring B24.12, recoycring 95 percent of the viae Foot
tore run. The RQD Measuremenr4 ars indication of the rock quWrty was 24 percent or pmr qualit-yr, Geologic
mapping indicates that the bedroll is of the Enf eld a0d Kattel Fotmam ns of the 5ionyea Group. Thi
fo rn;36ons consist of sandstone, shale, and silt Aone,
As par[ of tNs evatuation, wwe performc%d raboratory testing to 855e53 the OXMSi environment ori -site. This
tcsling consisted of soluble chlorldQ concentrations. soluble surfates ooncerltratmorls, pki determinations, and
lab resisdvltr t-esdrig. Table Nu- 1 below Summar zes the kes=t resuItS. Chloride and sLflfate 0 L5 were very
66 Fuundation
Design. P.C.
SDH ftEpWCA • 6MUNUMM It
NDrbut Polar
ctober 26, M20
Page 3
rte, The pH value Is clm to nevtral, The NRSC soil mapping indicates a high potential -exists f8r the soils
to present a corrosive env3ronm—unt for steel, However, used on the site-5pec6c t1�stjng, we con diode chat
the on 4te rml I i}vents a low p l;Qnttmi fora corrosive eravlronme;it tt} develop.
Table No.
BfM kng
Lab ResLStivity
Location
j ahm- cm y
U24-2 5-1
x+ 900
8��7^11 S•1rlfia
I ado 14 5-1
WMI
Carla fm Pammlw rxrrrowE!rrnem
Pi < 9-5
1*51stivev rt _%OM ohm -m
I - [OFrfrsinrl Test_ Resyits
PH sol whit fhiorldes S Juble Sulfatm
(ME?J L) (ffpj LII
6.4 =4 34
1.5 3) 33
7,1 3-1 33
MbrHi-, -* $00 mfg+L
suntcY err_
Based on the above, we make the following sp Ific rlorr;mendatiorts=
Clear andgrub the soW array area, if re -grading is requlr-odr rernove the surface topsoli prPor to
darting the grading operat ons. The contractor 5houid Riowl& a loaded ten -wheel truck or similar
h-eavy construction equiprnQnt for the prof -rolling_ Rewc rk c r replace as direct -ed ar s that ruts
weave, quake. or -afe otfienui5e deemed unsufCable Oor to stortIng the Filling opemtloGs.
Z. The mar surface on-slte SOU are silty, W111 tend to be moisture sensitive, and arta frost sus tiblc.
If planning to reuse the on-site still as mural N11, plan for the earth wDWtrtility backnlling to be
jerforrned durin-D the drler summer monthrs. Plitce. and riridsture condltlon &uructural FII to within two
p2fcent of cpuznurn molqurlp, Compact structural. 6111 tt# at least g5 peltrent of maximum dry density
as determined by the Standard Proctor metIsocl, ASTM D-698. place fill i]n diaci5e liftS riet exceeding
twelve inches thick. Maintain good surface drainage,
31 We +jn ,stand thak tha preferred foundation system would eonkc�st of the Iighlt-wLr ght steel F n%
( 5x7) or C -channel ( 5 x 6), it is our opiniorw that thls type of S'y+9tern is viable for most of ttte
sell canditions expected. Due to the dediw 5oll conditlrxis on the east gide of the slue, pm-augering
of 25 to 4{} percent of the piles should be expecl:ed. The rac €i+ig system design .5kuld acct for
fast
For preliminary estimating, assume the scO p,ib rti� Ottlned in TWe No. 2 bebw, We FecornmeclO
pefti-ming uplift and Imetal load tests to confirm that the required de4n resistance I!5 develope+d
and that production piaes be instaided using equipment and methods similar as those ted during th e
test plie Imstallation prtxess,
Foundation
Design, P.C.
1�tiu • ru uai�•.K • i�u•unu•. �
Nalbut 5c9ar
October 26, 2020
Page I
Sea 1 prqfttv
UM webr t [+ t1
Frktlan AMIM
unfit �� k)n
Va#�cal radQ I�+J��s
Tabae fin, 2—gal Prapwr
Upp+mr Thr�1.1 tt
125 prf
306
L 55 rM1V*
2D vVln
mer 5o cands#lorrs _
5GG psfjft
2M Mvirl
Where load testing Is perfomxA, remove the t t pyla on CompI ion. Wr-kfi11 the test pits exiavated
for the pile e-xb-ac#Ion with the on-site natIve 5011, pPaad in loose lifts not Qx-��ing 12 -Inds In
thickness, a n.d campacwd with at least four mases of an esccavatar mou aced hoe -pad or Wa Ik• b0iind
obratory plate tarnper of sirnllar size as a Wack-ar-lvuewin WPIS.S }AW per lift on backfill installed.
Slope the surface of the bat ll to shed water away frm the test plt locatlon
Due to the Flaw, Intact b roi:* Conditions encountcrad at soil boring B20 -12r we 5ugc��5[ oi�lin
this area with the array, if P�s-s4ble, T1v curri?41L design has limited construction in this area. Ifmore
dcfiPiiGlocl of the shallQw bedrock {Dnclition is required, we suggest Worrining a Series of ave
probes usqng hoilow stern avgm to define where the intact bedrock is within eight feet of the surface.
AIternati'vely, plan to use a ballasted fourntiation In this area. A ballasted system, could be developed
several Ways;
Vertical posh could be corme-ted honlZontally at the baser fotning a continucxUs beam. The
tLase beam could b~ wt at -grader using corxrete blocks, paving stbnes or another
veeigh0ailast to hold down the army_
Vertical pests could be mnr> d horizorrtally at the 11a5er [C,Mirtig a aw nuns boaTn- The
base beam could be set below -grade, using poured concrete as weighVballast to hold down
the a rray.
Large corxtete paw gnat faundaklons) coul-d be mst supparting twO Gr more verXJcai pow.
Ong the rnj�gq of the +wrote pAd to hold down the array.
Fw-caQtIons FcA ttia pallastckd founclatic4is should frost impar on the fouhdatlons. Gne approach
would be. to rernave the overburden soil and any wiuthereiVdeccimposed shale rack down to a frost -
free 42 -inch depth. A non -frost susceoble N.Y.S.).0.7, subbase moteriaE could to placed as backfi11
undiar the foundad t:) raise grade to the batham of the new, loupdadoNconc-Mle pad. Anooer
a pproach would be M install Type 111 rigid XPS Insultatron board under jamund ttw- foundatJons,
F.
Foundabon
�Mli Design, P.C.
eau. • IMMOCF. • GWJUHawhttr
N-Drbut Solar
Ocinber 26, 2020
eagle 5
WQ recommend using an -allowable Waring presskim DF 5,000 PSf Dn new structurally compact Fill
Matedal (5te paragraph 2, above for Carripa en m4uiFernents) and 10,000 If Waring der yr on
rock. The pres3ures are both iin bearing and avErtuming loads when designing the spread fbotirw�s.
The foOngs 5hor,ld W .3C leasr 24-i nchos square (minimum to &velop the allowable beadrrg
It is aur opinion that the use of Ught-w6ght steel screw piles are a viable fyurrdabon epgen. A
KrInfler Groun4 Scre-w LrpO=,rVstOm may require pre-dril ling to create a pilot hole in order to penetrate
Into the dense riatlae 5e111w+eathered rock. Vye p]nt otlt that rriaterlal old under the scirewv
helix as the sail heavt5tthaws, resulting irw small amounts -of diff rentiat movement deveioptng- Th
-small arrmounts -of -differential rnovemf nt Gvar time could compound and impact performance.
Due to the der« soil condlthns, it is our, opiniorw dant light -weight helical piles are root a viable
Fmr0abon opticrn. The heli -cal Iles would pra&re difficult to insmll In tree corrmpactlden-e 561
condltien5 e d and penetratkz;n depths vyeUld be II,rued,
4, The teuUng Mndlc�Ms that moils present a low potential for a corrosive soil environment. We feel that
oorroslon prose on n wasu res a re not nesseca ry Fa r the sit-.
S. Med on the weather values From tl.e nearby Ithaca Carmel' Un ivcri qty Station ��I E^�. 96g; r we
recommend designing the solar array based on mean annual temperature of 46,1 OF, and the Air
Fr zing Index Return Peri ods (�-F- Days) tabulated below-
Table
elow -
Tatyle No, 3 — Air Frec thio Index Ret -w rn Periods (°r-❑ay!s)
5 -Year 10 -Year 2&Ysar
1U92 I _1 3 I 22�
Based on these Air Freeze values and assuming a clear. turf surface condition, we recommend using
a -site specific frost depth of 42 i nO os bolowf `17n surface in assessing soil ad -freeze values and frost
uplift forces. For tt-Ic on -situ sails, we recornm end using an ad -freeze value of 32 p51 For the silty
loam sail with in the .`fast zone,
S. Construct the tra nsforrn er pad and other support equipment on mat Fou n -dations, We recommend
pl ani ng at least 12 -finches of granular material under the mai slabs. X.Y.S. D. D.T, Items 3014.12
(crusher -run stone) or 304.14 (crushed I _em No. 4 gravel) meets this cfterion. Relmork and r s-
corn pact the u,tide rlyi ng native sol I to strLICtura1 Ill I stn nda rds oud i qe l in Paring ra ph No. 2 a beve p rior
to "nsta 11 ing the Mane base .tours -e. Desi g n th e mat fo u ndations bRSed on a UnCOrreCtCd MOd ul us OF
Su b,rade Reaction, Keir of 175 pslrrin at the bottom of slabf top of stoner the struetu ra 1 engineer
shoo Id adjust this subgrade vin kie for the s; ze of he m at-
Fou ion
Design, P.C.
50&4 EMORW* i 9KLj14L11 k1Lrt
October 26, 2020
Pago 6
Frost may heave the pad, poteRtiaky separating Pipe -conduMt -Ot join . To pratf!ct the paid, we
suggest 1.) undorruttlr[q the pad to a 424nch depth and backfll[Ing w1th -U nJrOSt %isicuptihlo
material -such crusher -run st : or crushed furry No. 4 gravel or 2,) Irrstaliing a high density, InSulatW
bGard under the pad. Under the iresultartion approxh, exteO thQ bund lhori=tffIiy 4Z -inches in
oath direction "rid tk edge or the pad. Cover the board with a rnlnlrnum or six Inches of WiL
If I315ulabon board Is use, we suggest Ong a 2-irKh thick, Type IVa V. VI or ILII XP5 board,
T w NYS Building a identifies varlaus seismic design crrtena far this I)MeLt. We ideriffy tho site
as having a Site am1t9catlon of C (Dene I and Soft Rock). Based on ASCE 7-16 guldielrrres ar4l
using a R tegoTy IV, we mcomnwd using Lthe Vlcwing soismic design parameters,
Table No. 4 — 5&lsmle I7ti-�bi4n ParDIM&ters
Spectral Response Acceleration Soil Fms p,�r
#iarIlprL Spectral Ruse se Acxeleration
S4 SKS SHL 50�1 ifh
b. 120g }.OASg. D,1SG I Q, -716d4 L1, l(HO r d3a
8. perform t:he trenchlrig Pnd exuvating work In accordance with NYS 6uildog Code and 05HA Sari
standards, The contractor iS re%*nS1b1e far t}et�,rminlrtg matMusurps are required to meet these
standards. Ur6der no dircumstamcps shoOd sloes tie steer tbart 1 horizontal on I vertical_ It Is
our opinion thattM founclatiion aind 0lity excavation work can be achieved with 'nwrmal' excavating
ib}ulpment capable -of achieving the desired depths, except for wyhem the shallow M& was
encounwed at 0.12. if r}rodes am required to be cut In this area, a hoe ram may be required to
acb ieve grafi ttmt are deeper than three fe.nC b0aw gradC, Remove water that accumujates in
open excavatiDns using surnps and pumps.
9. Due to the 00-si;e surface silty Solt. we stbggc:st p-udgeting for the fbllcwing minimum pm emt
scalars far y -aur access roadway. if N.Y,5.1D.O,T, Ctem 304,12 ( her -run stone) subbase material
I5 used, the subbase thickness mai} he decreased to g -inches tdkk. Thicken this section as needed
if used as the rmnstruction fia-ul road for the rnaterial delivEtries expected,
Table, No, 5—RhVaMeat #Im
i2.0" gushed Lbem � L;ravel Subbase ffYSDJT ftm 304.14
Tomar T-1312
Avpmyed NW Rdll
10, Establish she drainage to keep water frw ponding. Ponding water will result In more significant
fri)st eve deaelc�Ding daring the winter months and may imps# rack performance in areas nearby.
FoLindatim
OMW Design, P.C.
WIE ■ VEUROLa ■ UH-Out&&Murch
Norbut Solar
DCtober 26, 2020
Page 7
AmKhed is a usde cit Business Council paper entitled ,yam Cevitedw&
Eng+G r?r7g Reg.v-ft It descnbes how we Intend this report to be used_ We vdIl cant[nue w work
CQCWrat VeFY WO ur Ober prajeot Prin6pals, -and intefTswd partite U5 arhiavp uwln/vwin sdutlonc: that
bonOt aft,
This Mncludes Gur geate€hniCal cansultatG-Dr i &qrvICes; Call If yOU have qus oris *r iF You "uim &dditlorwI
design lnf4nTwl un. Forward a copy of the near html pdars -arid sped Rcmt ons forour revievo and comment.
ft Inas been a plieasure tD wDrk wvitl, you on tii,; pry and look forward to hearing Fern you again rn
the future.
Veiy fly yours,
FOUNDATION 0" Nr P.C.
J�I`fr 'D_ Netzband, P.E_, P.G.
Vk:e FlresWe 3t<
Eric,
innr
�#r
4L
D. . N E�-
r',Z)w
nj 41
y� ±� Ca
74 530
;rFESSIO
� Geotechnical -Engineering Report -..%,,
The Goopr4fessWrla 1 B us in ess Asls4aiolikm PGOA)
has propar*d I Is aOwl soryr to fie Ip you - asaumod 1y
* client cepEase nta Live - lintgrp•ret and apply thle
U*M" h rikal-erligl naer bg hVporl AS eflrtll V011y #N
possible. to that way. you can henQfilfrom a lowered
■ s)0"r4 lio pKoblom# asisocbllad *t4 subsurfime
conallIons at projecl sites and deue•Iopmenl od
1h win that, Wr ducadfes. have beefs a plrirmlpal vauriq
or COnQtfui:tl8r14d&IM k, t-Dif OW911rL111A. Ojaltd!$,
and d isputes- If you have questions oQ want morE
OfPrin3kll}rl kboLuf any W lfie i*suvo MKu s*d hvrnIn.
contact your GBA-mom her gLrotacihnitel angInmer.
Active ■ngagemen tin G9A axpases geotechn Ical
anginearm to a krk!ka array of 6ek-confrorltpOw
tachnlques th t "n be of 1genuirlle he nefil for
evoiryrorl-v lnyLlluod W111, @ comArustion pr-ojgrt.
Undon and the Gedtochn Ical- E riginBering Servk e9
PfOV1d60 ICK thls Report
I_woi% Liu 11.31 n4thlif; rr 114g rS t%gtiyr IypILaIFF rho' ll* t1W planHwg.
p 0LLiLLL1i15, iiwvrprrl.jlohm, purl ■naly u. of ei flimawry aLla fmrrl
w1d0l Lpraccd hurl np an.dcclr Lr3l pil,< field dila an combined
wLrh Irish l fi"i I*h w imy root 9*0 wthd nr:k 1410pir-4 MRP inlrd
hw field apL-rcaliaaa �iFaprdL b8ey, a&CTVJLkML ML1d4 dM1% War
111-onllois.wnLc. and hlihurical Irr &wwLinnIo(arrn une ormnrlrrnlxlrl+
of diL• elllnRrl Luh&wr1m4cur,Jp:nl�.kgi,L'ju11 rllr kilt. RxkwGgplili:ig
&ftdolltealiimi -al the Lltewrlooe ■ndiubiurf&L-e hy premiLLb mnd
lntpip,d LIFUINWEliml ■mill llrg ummia L{aIILwICrsllamL 17,nikLhniu.1
WtAl.wn appy dielr U'npiwi ruLt trrut4kA. rkpei wrw%,.,Ird ILAIWFirOM
m odapl dLe rEqulrewmLL or Llir pnm6pvctivr prulrul La the iubjurlaLe
,rF;wklrg1 FgIJhWIFm rhr nladr 446r 49haslrfauc tiwrrAirlllrii Ihol
SII IrMy he nag oi&d dIL lig cI,HMINIM *L WO U Isle iYrlti[r41
perlormllncr of liundLtulnl owl al3lrrffirllrlures 6nIIg planutd onJ.aar
10'.vill by Luwruioli is kflvIGlliL
The ruLmLmstUmcoltLtvoeporrda xaI-nglrwemn-gIrr%m iu tW &HFa
plhuNtirli al•rilpil:('rulArghPPCFl[Wilkiijii Il'1'r,hla i'1'I ilnr;l.w ilkp: amiW6
4 thr 5011Lviatr mcdeli LI, The empnevi 1rLK anL5 gnil,.Vi c tr,P45 ietncnp
iiwggmcrH!L mv6 jiwh w,� nlxlr- and the ret umrrFarsdaticn%JLC L-.kq l
wwlWfY1h9lMM htlpalr&MCRL%od!hCpr C1. INJ Falrlrhs
WL[d IorLYIFgaI:xLS, fspLru�l nm>, iILrJlcs, astiinsrrl,'1r l ra}rinlcrra
1iprnlrc#v+lfthrtill, uu'.I. 1h1 KaAL%:Il it on
rILRIILL1d1Pl LAIC111rrIMlrli%ii *w rlilir.iit�La 16'L1.1116 C
.d the pre jL%:t and drAn mar rc Evl Sails a, Jim exan5 iudk}n, LI.Urrnahc
Ilnllllrf.lar 7irirrclugh lrrlril VI 1lln rg ilk lair nn11. md1i11FIh'r LIIIILiIIiL111k
Geolachnical-Engirleerinp Services ars= Parfonnnled
1oc $povilc Purposev. POMOrMr #rid PfCOCIC
And At 4perifle Tlnses
ireuuchmlra] {nBlomn 71 rucrupe L31e1r rrrnceJ bn ma7et Lhe a{kecrfir
art&.Plubb,an.1 .IA mor.aWrirne pRskTmreL4l lhrlydimi.B. A
pFiHeL:ha1lydL•CI;j�IIirr1 LIrg Lu,Jy c-AerlL:F;zv31 fila ,a µlrL;n ih'll C15gi ivr
will p1 IlUT meel Ibe nrMls I •r r rlylt,LHlr4s cua scruLnor ar Ewn a,
ditfmFdrLnl r:ngilateo Mxau cw1LgedutaodLM-myjmsrring Itudr
LL i ml4Ue, ridb #`L IVLJdlrial ellp.11%mr ill gai'I Iti doh�rlL', I�FrIvrL'�
rulrJV Ialr the dMML
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prK3'wd Lnif purpasc Irur raauSjlIv 31 Lai Lmlkaly L[sir a Fmchnia
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Rood thin Ropmt in Full
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Isfrr W Or zrPmr IN fid
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C*n6rrmatAv11-0epandent
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This Repod Could Be M1D1nLvrpr4Re4
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moi• kCW4r41�1r1 9CiIprlckRQOO mOwdirFmsyk.ra,houl1pecd1c
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MIPOMhlltller brWFI and MI. 10btlp ollurtrukupirte ll,eLruwn
r "li4rb1Idkr ■nd rl%L ALL&Jrkarymlrw mitisoh&4 AAIunrprl.
tibur:PUWh-01L#I C%Ir W%r IWIINI rnlgaind iuly mod Frankly
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U01sture Ir'lflllrrdlion ■nd Mind
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rp%r4ffmirnYJ 1r44rF1 -rlr oil of itdq he ARJALUlrr 1LI ptFtdli
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uaLludin-S builLLrM.envelalt.eor wuid sjlr*.r,11re} rel thr Lk.ip Irom.
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GEOPRC!'FIE55�0WAL
Ut.r!s I N -�s
ASSOCIATION
Tdvp-lil Pne 30 P%5-2-733
c• mill; 1nlrL M3fs12%ifaeluJ,e11S Wlt6- -gca lri:Ic;mk)rw3.r}rg
iw*rpth%nrlTlnf&T*m*m=WI II.r:Ilk%.%WL.0u■10WW 1}a1E WLW. IgmuWLL Lwx Ls uLI WIL Ld I I I I I J.aUnPIMR. 71 w ilk id 11. 141 L%W? -d" ah -IfiLUWWp imVrlj*
Iq&6%hA tmwp w LJL V. K& jl:d - on p*rmAWW Gi�:{TL*4m47%- L&LrwL cch-1-9 —M don IhL1 dvl Ialrn r Ptllllncd lair rih 1l6-u1pm=.r!lrr.rpmi.cLs ■a
r.lri `I �.rd lr 11, ; uI, : •.I..arl. Iwy11 I -IJ 1•-qF IY+MR.a771� nR,1L- r- •d rJ6• 1.h.L rmoIl.a d.. LbiLr-u..1 r, ,a,d1. — a ..dlLJ •r1r1 • L•...r i1 Rl�1,
Lrdi r I�d nFm iu.l
h •1Llrr 6 r1, 111J1rA..J. Y 1a1Lr1 aMM Lh& ro Uj LKU 11==P=n 7r1i6n bc=CJ IiM cW11143619"lk lfrHMri ft inciOIn1 rr Irirrcz" i,1.�*mm6rcpm*mumwi
N
IN
7L
N i- k! m field Solar ArMy
r:;: ~moi Foundation epluqj',u Rcrad 5outPi, EnAP-Ids OM YQI*
Design, P.C. General Location Plan
Adapted from'. USGS TDpagmphir. Plapping
46A Soper Drive 2019 11�� ,,,d irtbace West Gwa�a�
Ro-chester, New York 14607 WMKEI; UY: .30N ovm; 91241-20
ph000 c5 -s5) a513-im'; Scale 1'= 20m,
FAX (555) 458-3323 DRAM BY, JCS JOB NO.' 4840.0
dw�
ihr
ff.A' -rPrT .i
NSF E n field Sala r Army
61 Foundation Appleoxt? Roo 5014th, Enridd, New Ynrk
Design, P.C. Boring Location Pion
Map j From: Nan-oste Solar
46A Sager Dave fe
Rodlister, New York 14647 CH ICKEb LY: JDM PAIC � f 24 f Z❑
Phmm (M) 4S:9•0324 Scale t"= 4DO'
FAX (58 5) 498.3373 DRAWN gar: JCS QOM NO.- 4540.0
- - r
Found aklo n
Design, P.C.
SOIL DESCRIPTIONS
Very �m gralnea solK Plastic Salts [hat
ran be rolled into a thin thread it moist.
CkayrS -and sm" Clays show cahfslon,
ATF—115L,151 FOOT
very Soft 0 -2 -
scot :�-5
Wellurn 6.1!5
strft 16.75
kiii rd 26 or more
DIESC r O
and
Sari
1ltile
trace
PION - C0HE5,1WF- SrOMIL.
i�mnposed or Slip sand and gravel, -showing *n
onheMm ow Very slight r=ohEnion
DMESCRIPT30N STP —II&LOWSfF00T
UHYW 0.10
Frrm 11-25
Cornpxt 26-40
DeMe -4I-5a
Very Derma 51 or mnne
LCMMAM- PERCENTAGE
so
30.49
11--�9
0-t0
Dry, Dan ig Nkht, Wet, Satwated
Grou ildwater rrr-asured in the t}onN pr tiMt RK mpyf nCd haue reaCFred egwilibrturn
SOIL 51RATA: TERM
layer
seam
parting
va rved
GRAIN SIZE
MATERIAL SIEVE SIZE
Boulder
Larger Cha n 12 i riches
Cihble
3 inches to 12 inches
Gravel
- coarse
1 Inch to 3 Inehe.fi
- nod ium
a/8 Inch tia 1 inch
- fl ne
Nn, 4 to 3)8 inch
Sand
- coarse
No, 1i) tD No. d
medium
No, 44 to NG. 1Q
- flne
No. 200 to Nu. 40
Silk and
Clay
Less than No, 2W
DESCRIPTION
foil deposit more than 6" thick
Soil deposit less than 6" thick
5ai I deposit I than U8" thick
HoH020rrta I unlfbrm layers -or sea rn� of toil
,qtard{i rd PQrphrat+vn Test: Tl -e n umber of blows required to drive a spl It spoon sampler Into the sDII with. a 14U
Fxxirwl F ammer dropped 30 inches, The n umber of blows required for each finches OF
penetration Is recorded. The Lata I num her of blowy requi reed for the .second and thi rd 6-
inche5 of pe negation is terme-d the penetration resistance, or the "N" va luc.
50# Soon Samdi2r= Tyrpira Ily as 2-fr of I0r9jr 2-i nch dianmAe r holler st-eel tube that breaks apart or splits in tvm
do the tube length.
BQfuDal; Depth in the boring where more than 100 blcm-s per Inches ark r.,ee-Jed to advarrc2 the
, ampW spoon -
e Recovery (%): The tertal length of r&ck CbrP.. re rv.d divided by the taxaI core run,
:ROD e%): Rock Quality{ Designation — the totaI length of al the pfcees of the rack care Iangcr than
4-incheb divided by tI-ra total length of the r7xk core run.