WSP07725

• File Number: 8146.100
• Description: Pueblo Dam - Project Description
• State: CO
• Basin: Arkansas
• Water Division: 2
• Date: 1/1/3000
• Author: US DoI BoR
• Title: Drawings - Initial Construction fro Pueblo Dam - Specifications No DC-6820 Volume 2 of 2 Drawings No 121 to 380 Inclusive
• Water Supply Pro - Doc Type: Data

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UNITED STATE.S-DEPARTMENT OF THE INTERIOR- 5UREAU OF RECLAMATION
FEATURE ___ ~~~!~_!?~~i~!!__________n PROJECT _4........_~ison-ARr~~~:ra___ _____ _____ STATE. _.9_o1-E".:e~E__ ___
"'1"'~~ A.l-a.CL'u15o.iD J.Y'C'J: A "'Q.
140LE No_P!l:L u LOCAT'ON~9193.!T!I~12V.!5____GROUND ELEVATION __!tl~?_9.'___ _ ANGLE FROM VERTICAL _.9. --_
[c.oord I nate...)
BEGUN _ .?=~!-.59__ _ ANl5HE D J?-:2.1f5q_ _ _DEPTH to BEDROCK ___ _ _ __ bOtZ~'H _ _l!q,~_ _ BEARING FROM COLLAR _ _ n 9 ___
DEPTH & ELEV. OF WATER TABLE __!I~I! _~eloy_ _ HOLE. LOGGED BY __lkiJ.!l!r=.Q" J!~_n __ FOREMAN __!l~ i}.!"Hf1)L___
.Geolo ist-W. Difford

NOTES
on water lave\s,
water re:'turn.
choroc.te.r OT
drlllinq. ...'!'C..

Drive samples
as indicated

Water levels:
2-23-50 - 9'
2-24-50 - 17.8'
2-27-50 - 17.5'

Percolation tests
di scont bued
2-23-50

Ran 8" casing
to 54'

TYPE
&.
SIZE
OF
HOLE
Star
hurn
rill

PERCOLATION 1'ESTS

CLASS\ FICAT\ON

Sandy silt,
(riverfi11)

Sand, some gravel,
(ri verfill)

Shale, (Graneros)

Sandstone, (Dakota)

PHYSICAL C.ONDITION

Light brown,
calcareous, damp;
0' - I'
Same, white streaks,
shale fragments,
clay binder;l'-24'

Silty, h~rd packed,
clayey. Few gravels
max. size 1-1/2";
24'-27'
Gray brown, silty,
1 slightly calcareous
hard packed; 27'-32
Streak: black clay,
shale fragments,
gravel max. size
2_1/2'; 32'-38'

Same, grey, non-
calcareous;
38'-43'

More coarse sand,
less gravel;
43'-48'
Some send, Tery
little gravel;
48'-54'
Gray, wet, hard;
~'-gO'; trace of
shale; 68'-75'

EXPLANATION
Type of hole__u__unn_nu_u_n______._ _uu D:Diomond, 1-1= Haystel lite, S=.5hot, C-Churn
Hole lIealed_____ _uu__________ _ nn________u_ P=Packer, Cm=Cementec\, Cs=Casil1<l driven
A .:t. f h I (- ' ) '" ~. A z7" B '5" N ~'
pprOXlmaeslZeO oe.\I\-Serle.5 ----u--------L..X=\\Co, X~I3Z) X=2l1)) )(=2.',,,
Approximote size of core (x-series) _____ un__ __n_ Ex ='f') Ax= Iii') Bx= I ~", Nx: 2. it"
Outside diameter of cosinq(x-"eries) u_nnu_____ Ex "I~", Ax> 2.*''' I Bx=z fI' , Nx- 3 ~"
Inside diometer of cosinq (x-Serie:l) _Un ______ ___Ex alf' I Ax'" Z\ f)x=ZW I Nx =.3-/0;"

7-123-12
REG'ON 7

CORE
RE- DE"lrt'l (fT.) LO:l5 PRES- LE~~m
COVERY IN SURE TE5T
'70 (~=RF (G.P.M.) (P.S.I.) (min)
o~ c.m.)

DEPTH
OR
ELEV.

LOG

6'

5

o gavlt

10

11'

0.6 tI

"

16'

o

"

"

20

22'

o

"

"

27'

"

4738. '.,'..
- ~ ~:'~:~.~~~ ~.~
.::.t:-::.::
30 " .'

o

"

8"

~:~~:~:.~ ~.~
::.:'; '.. :':.
.......:.

40 :)':)F
[:"J,%

.::~.:: .'~'.::

4114.
50

47~.

.;.....-:.-::~~:.

},:?~\~

::: : .~.:', .
'. . ~ - ~
....:. '"
,,: ):~~ I:. :~~.:
..'.' '.-'~ .
:.: .: ~~'= ~::~-.~
....,...
-." -' .
...-_..-
- '.:f'.:'~':f~:"';.":-~
..;..:......
.~.:::.~:-:..:
~~::~~~,:/-~
:.~:~~:;:.~..'; ~ ~

60

___ __70

g

TD
6132.9

Hole NO,___y}!:7____
Pueblo Dameite 137