HomeMy WebLinkAboutT15N R1W SEC 9 Lots 106, 122 & 123 Plat# 75-202 S-3560
b Street
4040 ,1 ).
Anchorage, Alaska
99503 Octob~ r
W. 0.
Mr. Wes New,:on
c/o Df)WI, Engineers
800 Cordova StreeL
Anchorage, Alaska
99501
ATfliNTION: Mr. Tom Garrod
SUBJECT: Preliminary Soils investigatlon
LOCATION:
BLM Lots 106, 122 & 123, Southwest 1/4,~Lb.z~jX~,:' '~; '
Towashlp !5 North, Rail West, Seward Y, erndi~.
DOWL - 1~.(3. t17748
Transmi[ted herein are the results of the subsnrf;~ce
on the above property on October 22, 23 & 24, 1974.
of one test hole drilled by Denal] Drilling. Inc.,
Mobile B-S0 drill and two test holes drilled hy
ploying a Nodwetl mounted, Mobile B-50 drill each
flight auger. Crab samples were taken at 5.0' interva~ ,
out of the test hole and removing the sample from ','~,
from near the bit. The soils were visually class2f~'a
cordance wkth Sheets 3 through S, following the texL.
was supplemented by laboratory review of samples hazer
The drilling was supervised and the test holes were
and Peter llerstek, technicians, of our staff.
The data in this report i.s organized as follows:
l)5scussSon
Test llole Location Sketch
Typical Soil Groups (This Study)
Test Itole Logs
(',rain Size Distribution Curves
Standard Explanatory Information
Excerpts from State & G~B
Publication
Pai!c 2
Figure
Table :\
Table
Sheets
Sheets
Appel,ali:, ,,,
October 30, 1974
DiSCUSSiON
The Greater Anchorat~e Arc. a I~oroLl~h has established
area per bedroom roqui~d ~or a particllhlY FeepaRe
classification of the so~l, We uaderstand this
SP 150 ft. -,/bcd room
SM 250 ~k. ,sed~oon
275 ft. /be~,roonL
CL-CII 350
Soils wJt}l ~l seepage area vahe of greater than '
end ly considered not suffic:iently permeable to acceut c
ally the bottom o.F any seepage pit is requ:ired by state
lations to ])e 4 feet above tho /'tee water level.
Thc primary intent oh' this field and laberato~? effort was directed to thc
deternd, nation of' the unified soils classification ¢)f the sol is tnco~mter~d.
To thJ. s end, the soil samples were visually classif!:icd in the };box~tory
and grouped according to their textural propcrtics. A descr pi:i).: of the
w~rious groups as well as their un±flied classificution is coutalLed Jn
Table A. The distribution o:f the groups, the uaJff.ied soils clttssJ?ication
of each soil encountered, and the observed free ware:' ]eve~ are contained
:irt the test hole logs. In~orma. tion Further :ident~f'yih'~ the ::~Lior soil
groups encountered in this study is g i yen i n the g~:a i n s i ze di s ~ :? i but ioL
curvcs (Sheets 1 ~) 2) which inlmediately follow thc heR: lugs.
We trust this :is sufi~icienl; ~:Or your immediate
call the wr:itor should alty quest:ions arise or should ~,e he o[: fu:'::~er service
as the project develops.
Very truly /ours,
ALASKA '['IiSTLA B
John H, I,ambe
JHI,/vms
bcpth ~1~ Feet
From To
0.0' 2.0~
2.0' 15.0~
Bottom of '['est Hole:
Frost L:ine:
Free Water Level:
1 5.0 '
2 ]0.0~
3 15.0~
F-] bro,~n, ~jj_t? ?__d?' :,?.~?{.eJ ',,d th :m:./ ,~cbblo5 mM
boulders, damp, high density, ~ui>-l?ouhJed paFluicle.5, 6"-,
GM
15.0'
Nmm Observed
None Observed
Blows/6"
4.9
3.6
II
Remarks:
1. Type of Sample, G = Grab
2, Dry Strength~ N = None, L = Low, ),l = Ile~iun.,
3. Group refers to $imil~r material, thi:;
4. Date of Exploration; October 22, ]97!
To';1 Ilole 2
EJewtt ion: Exist Htg (;rotmd
Duplh ill Feet
0.0' 2.5'
2.S' '7.5'
7.5 ' 14.0 '
Bottom of Test Ilolc:
Frost Li~le:
[:r~e /%trot Level:
1 2.5'
5.0'
l O. 0 '
4 14 . O'
soft, ML
Si, I
......
F-l, brown, silty sandy
14.0'
None Observed
None Observed
Type 3
31.8 (; i V
SAT.
l [ [ Samp )
?7et P
prose
Stra[
5.2 C .,
9.6 C ~ i
1. Type of Sample, G = Grab
2. Dry Strength: N = None, L = Low, >! = ~.kdiu:::, !i = : : h
3. (]rou]) re, lets to similar material, this stu~,' o~:5>
,1. Date of Exploration: October 25, 19'7.1
5. Refusal a't 14.0', probably a boulder
Ilole
ion:
Ex:ist;i ~g grotuid
I.)cl)ti~ Jn Feet
From To
0.0' 2.5'
2.5' 6.0'
6.0' 1S.0'
F-4, brown, ~and_y_ ~:_[)~t_ x,'it.]/ i:te~iiu::. [ir'a:.;.: cc//;tcl~[, /,et,
soft, HL
density, 3/4"-, SH
F-l, brown, ~j_l_%E sandy .... ~__~ /,:i th :~ v ~obnl . and
boulders, damp, high dens:ity~
Bottom of Test llole; ]5.()~
None Observed
Froo Water Lovel:
1 2.5'
2 5.0'
10.0'
4 15.0'
None Observed
T) po of ],r',
o,_?_I¢'% __
__- 48.1 (l L 1 ] I
SAT. ] '"'
___ 4,4 (; ~: ]
___ 10.0 (; i i
Remarks:
1. Type of Sample, G = Grab
2. Dry Strength: N : None, L = Low, ,xl
3, Group refers 'to similar material, thSs
4. Date of Exploration: I}ctober 24, 19'74
og
h. IB.
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