|
<br />... l" ~~
<br />
<br />".,.;
<br />
<br />49201-
<br />
<br />
<br />4880
<br />
<br />Z 4870
<br />o
<br />
<br />>-
<br /><1
<br />;>
<br />w
<br />-'
<br />w 4860
<br />
<br />4850
<br />
<br />4840 --------------
<br />
<br />4830 ~-
<br />
<br />4820 r
<br />
<br />48J
<br />
<br />
<br />~-- Limit of borrow area
<br />
<br />
<br />AP-1225
<br />
<br />AP-1225
<br />E 1 4912
<br />
<br />'0
<br />
<br />
<br />AP-1224
<br />(I 4901
<br />
<br />143
<br />
<br />
<br />9-19-66
<br />
<br />11.5 ,-,
<br />
<br />,
<br />,,0
<br />
<br />9-19 66
<br />
<br />AP-1224
<br />
<br />"c
<br />,'ct)
<br />~.~
<br />48
<br />
<br />0-11.5' SANDY CLAY, approx. 75'% fines, medium
<br />plasticity, medium toughness, slow dilatancy,
<br />mediwn dry strength; approx. 25/0 predomin<:\ntly
<br />fine sand; trace of brittle, angular, fine
<br />gravel (limestone chips); medium to rapid
<br />rvact ion to Hel; max. sizt, 1/2"; tan to brown;
<br />[inn; dry; dt>nse; homogeneous; grass cover; grass
<br />roots top L.5'. (CL)
<br />11.5'-15.0' GRAVELLY SILT, approx. 50/0 fines,
<br />medium plasti('ity, medium toughness, slow
<br />dilatancy, DlL'JiuIll dry strength; approx. 30/0
<br />brittle, ant~ular, fine gravel (limestone chips);
<br />approx. 20'J~ prl,Jominantly coarsE' sand (limestone
<br />chips); medium tll rapid reaction to Hel; max.
<br />size I"; tan; firm to very firm; dry; dl'nse;
<br />hetL'rogeneous. (GM-ML)
<br />15.0'-17.7' SHALE, medium reaction to Hel;
<br />very firm; dl'Y; dl.'n~;('; laminatl'd; tan;
<br />wL'aUwring decrL'ases with depth.
<br />REFUSAL ON HARD MATERiAL
<br />
<br />9-19-66
<br />
<br />AP-1223 -
<br />
<br />0-4.8' GRAVELLY CLAY, approx. 40% brittle, angular,
<br />coarse to fine gravel (limestone chips); approx.
<br />40'f, fines, medium plasticity, medium toughness,
<br />slow dilatancy, medium dry strength; approx. 20%
<br />brittle, angular, predominantly coarse sand
<br />(limestone chips); rapid reaction to Hel; max.
<br />size 1-1/2"; tan; firm; Jry; loose to dense;
<br />hetprogeneous; grass cover; grass roots top
<br />1.0'. (GC)
<br />4.8'-9.0' SHALE, medium reaction to Hel; very
<br />firm; dry; dense; laminated; tan; moderately
<br />weathered at 4.8' to slightly weathered at 9.0'.
<br />REFUSAL ON HARD MATERIAL
<br />
<br />NOTES
<br />
<br />flit' i:1!l (It ('x;\I,'rdti,It~~, ~('(' Uwg,382-D 1355
<br />
<br />8 - '7-68
<br />
<br />Cr()~;nd water not L'pcuuntel"('d ('n d'lll' illdlc~ltl'd.
<br />
<br />8 - ;'7":'68
<br />
<br />Grnund water levi:-l n"r determined \)!1 datt' indic<lll"
<br />
<br />48~~-::~-8-"':- Cround ",':iter Ll'vt'l
<br />
<br />ddtv i :"I(i i ('dtvll
<br />
<br />Letter svmonls in p,lrl'nth,'S(lS, ({,J Inwillg tht
<br />soil descr: ptinn,; i n th~. I , are
<br />symbols nf the t'ni f;l'd Sui 1 lassi
<br />S\',stem based on fil.-1J idl'!ltificati COpil'S
<br />of Drawing No. 103-D-347, l'nified
<br />Classification, nl' \)btaillt'.j (1l1 r.'q1kst
<br />to Director of and C,lllstnl~'ti
<br />B\1rea1..: of RecLamation, Denver', Cnll1r;ld," ,\0_))').
<br />
<br />'00 '00 200
<br /> HORIZONTAL s.cr'l E OF FEET
<br />'0 '0 20
<br />I ,
<br /> VERTICAL SCALE OF FEET
<br />
<br />SECTION 16-16
<br />
<br />TP-1284
<br />EI4838
<br />
<br />.'>
<br />'\500
<br />
<br />;;~
<br />11-17- 66
<br />
<br />limit of borrow area
<br />
<br />
<br />DO
<br />.0
<br />tu
<br />
<br />TP-1284
<br />
<br />0-10.01 SANDY SILT, approx. 75% fines, slight to
<br />medium plasticity, slight toughuess, slow
<br />dilatancy, slight dry strength; approx. 25%
<br />predominantly fine sand; rapid reaction to HC1;
<br />max. size fine sand; tan; soft; dry to moist;
<br />loose; homogeneous; grass cover; grass roots top
<br />portion. (ML)
<br />10.0'-14.3' SHALE, rapid reaction to HC1; firm;
<br />moist; dense; laminated; seams of gypsum
<br />throughout; tan to brown; moderately weathered__
<br />at 10.01 to slightly weathered at 14.3'.
<br />REFUSAL ON HARD MATERIAL
<br />
<br />
<br />0-5.5' CLAYEY GRAVEL, approx. 40'1., hani, angular
<br />to suba:lguLar, coarSe to finp gravel; arrrox.
<br />35'%, hard, angular to subangular, coarse to fine
<br />sand; gravel and coarse sand sizE'S are limestone
<br />chips; approx. 2570 fines, m('dium plasticity,
<br />medium to high toughness, none 1:0 slow di Latancy,
<br />high dry strength; ffipdium r('action to He!; max.
<br />sizp 2-1/2"; tan to hrown; firm; dry; dl'n~:;f_';
<br />homogelll'oLls; v,rass cover; grass rants in tor
<br />0.5'. (GC)
<br />5.5'-8.0' SHALF., very hard; l',rav to hl-nwn
<br />REF1IS^L ON H/lHD SHALl'
<br />
<br />
<br />0-8.8' SANDY SILT, approx. 707.
<br />fines, none to slight plasticity,
<br />slight toughness, medium dilatancy,
<br />slight dry strength; approx. 25/0
<br />predominantly medium to fine
<br />sand; approx. 5% hard, angular to
<br />subangular, fine grave 1 (limestone
<br />chips); medium to rapid reaction
<br />t(J Hel; max. size 1" i tan;
<br />firm; dry; dense; homogeneousi grass
<br />cover; grass roots in top 1.0
<br />(I1L)
<br />8.8'-21.0! LE'AN CLAY, approx. 85/0
<br />fines. medium plastici ty, medium
<br />toughnes s, none to slow di latancy,
<br />high dry strength; approx. 15%
<br />predominantly fine sand; trace
<br />_ of gravel (limestone chips);
<br />medium to rapid reaction to HCl;
<br />max. size 3/4"; tan to brown;
<br />firm to very firm; moist; dense;
<br />homogeneous. (CL)
<br />STOPPED AT LII1IT OF BACKHOE.
<br />
<br />...
<br />
<br />&.
<br />
<br />772:0
<br />
<br />271
<br />
<br />4920
<br />
<br />4910
<br />
<br />4900
<br />
<br />4890
<br />
<br />, 4880
<br />
<br />4870 Z
<br />o
<br />
<br />>-
<br /><1
<br />;>
<br />W
<br />~,
<br />4860 w
<br />
<br />4850
<br />
<br />4840
<br />
<br />4820
<br />
<br />4810
<br />
<br />@ ALWAYS T~lnK SAfE TV
<br />
<br />UNITED STATES
<br />DEPARTMENr OF THE INTERIOR
<br />BUREAU OF RECLAMATION
<br />FRY/NGPAN - ARKANSAS PROJECT- -COLORADO
<br />
<br />PUEBLO DA M
<br />LOGS OF EXPLORATION FOR
<br />RIGHT ABUTMENT BORROW AREA
<br />SECTION 16-16
<br />
<br />Df:SIGNf:D_ _6/._w._ -~TI"'"
<br />_~~_1?i _~~)V
<br />CHECKED_-ri-_ ""~:'-_./ ,~-l-.-..--~
<br />
<br />SUBMITTED_ ....;:"_..z".,{ ,.'~:...--------....._
<br />RECOMMENO~~ ft~:7l
<br />APPROVED ~ __ _".
<br />",,-,. C"'<':F, "l'D"'~UL'C 5l'I'I'UC1..UI'I<':5 ''''''~NC''
<br />
<br />DENVER, COLORADO, AUGUST ;3/. /971
<br />SHEET 6 OF I~
<br />
<br />382-0-1373
<br />
|