WSPC06446

• File Number: 8220.106.A.1.c
• Description: Colorado River Water Projects - Animas La Plata - Description - Construction - Durango Pump Station
• State: CO
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 10/7/2002
• Author: DOI-BOR
• Title: Durango Pumping Plant - Stage I - Project Specifications - Volume IV
• Water Supply Pro - Doc Type: Report/Study

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002582

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GEOLOGIC LOG OF DRILL HOLE NO. DH-101

PROJECT: ANIMAS-U PL.AT#.
CDDRDINATES: Jr( 223482.3 E
TOTALDEP1lt:' ..0
DEPTH Tel BEDIUlCK: 24.4
03-27-851

F(.ATlJE; DLflNlIiD PUMPI" PUHT
LOtATIOH:
SEWN: 12-06-l!l& fINISHED: 12-0~B
DEPTH ,iN[) ELEV. OF MATER
lEVa. Af() DATE MEA~ 26.0 I &<t6.4.'OI

1308288.9

PERME~J!-nY !Ii Ii !
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2-Cl-Bii 54S3.3
3-27-89 8484...
MIJTE: pmllEJ&.
STAI.lATION DESTAOYBI
IN MAY SJ8SI.

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Dl?SCRlPTtYE CRITERIA FOR
""".
tIlAMIN6 NO. AO-fHli491 IT ANDAfIl DESCRIPTORS AND
OESCIUPTlYE CRIWU.. FOR
DISCONTINJITtES.

AHILES ARE MEASURE FROM THE COFlE AXIS AT 0 DE6AEES.

A8lIREVIAUDNS:

Hll .. 2.!1 IN. CORE DU.. 3.71 1M. HOl.E DU.
SPT .. STAIGAAD PENETRATION AESISTAtCE TESTINli.
PI!ZV .. PIEZOMETER

IHET 2 IF .

STATE: COLC$DO
6'AOIJic) ELEVAnON:' idQ..
AN&L.E, FROM tfMIZONTAL: to BEARING:
HOLE LO&6ED BY:: J~G/I~STONE
REV''''''.~ 7~ .e..b'~

CLASSIFICATION AND
PHYSICAL CONDITION

FROM 25.4 TO 14.. Fl.. FRESH (IS) 8El.0N a.... ".:
SHAIF:1.FPEJl CONTACT. CfWlAnONAL LOWER CONTACt:
INTEHSEl.Y TO MOOERA.'tE1.Y F1W:lURED Cf'Do-61 FADM
24'-. TO S5. 7 FEET "ITM DISCDHTlHUITIES AT AN6l.ES
FADM ne' COlE . AXIS AS. FClU.OWS-

28 8UlDIN6 .JOINTS A"c- n TO 18 DEn.: SPACED 1/2
INCH TQ S.!! FT.: sUliHTLY TO MtIlJERATnY IlPEH
101 TO 02l l.D& TlW4 1/32 IN. TO its IN.;
VERY THI~ enl TO naM (TIJ: -'ODmI AlE HEM.eD
TO PARTIALLY HEALED OU TO tI..!) WIlH 1/12 IN.
TO sIB IN. OF lAON OXIDE AICl IY'PSUM; Sl.H'.lCEs
ARE SU6KTLY TO MOD!AATElY ..uTHEFEo fIG TO
W): SLI6KTLY TO MQOEN.TELY RQUIH lA3 TO '!WI:
........

31 JOINTS AT 0 TO 1. DEIAEES FROM ntE COlE AXIS.
SPACED 0.3 FT.. MDDEA.lTELY OPEN TO ClPEM. 1/32
IN. TO 3/1 IN.: CONtAINS A YEA'l' naN 11132 tit.)
COATING Of 1AON OXIDE AICl SlLT: 1JfTBrCSUY
IlEATHfRfD f)I1):' FIClU&H TO SUSHTLY ROUSH GI2 TO
F44l: MIlK 1 JOINT lJOJUTlH5 AICl 2 .JOINTS
~ LOCATED AT 2".l5. a..8, AND 3O.1.FT.

31 JOINTS AT I5Il 10 87 DEIAEES: SUIHTL. Y TO M0D-
ERATElY OPEN 101 TO D2l: VERT.THIN cn!" COATING
(# IRON OXIDE AND 8'l'PSlM ON .JOINT SURFACES:
MOOERATELY HEALED ttL3l: SL.IIMn.Y NEATHERED
(Q); 5LISHTLT ADUliH (R"I; PUIWt LOCATED AT
27.0. 3..:.8. AN) as.~ FT.

2 JOINTS AT 7. AM) IIS.DESREES; SUIKTl. Y TO ~
ERAT8..l' GPEH (OJ TD 02): YEJn'iHIN ruJ COATlN8
OF IRON OXIDE AM) IM'SUM ON JOIMT SlWACES;
MODERATELY HUL.al ItL!IJ; ONI!: <JOINT MODERATtLY
MEAntEFlED nem AND DME ,JOtN'T 18 FfIESH lW11:
SLIBHTLY AOUllH lJWl TO MOOEAATElY ROUGH CFG):
P\..lfWl TO lJIC)lILJ,nNB: LOCATED AT 21.. AN) :te.0
".

MOlJERATELY TO IUCKn.Y FRACnIED CfD-<t) ""OM
3!5.7 TO 6;7 FEET WITH DISCONTINUITtES AT AHIiUS
IINIM TlE COAE WS AS f'OU.OtfS-

7 semn. J01'NTS A' iii TO ... GUS.: .ACED 0.3
TO 1.. fT.: SUltm.y DPSI CDS): WEA't' na.. crt)
COATlN68 OF SILT, Q..AY AND Il'l'PSWC JOIMTI ARE
MCIDEA.lTELY HEALED ttLI) lIlTM 1/12 IN. TO l/a
BYPSUN: FRESH OIS); "SUIHTL.Y TO NOOEAATEl.Y
- ADUIiH' CA3 TO~: P\..lNAR.

. JOINTS. AT IS TO ao cElfI!EB; PACED 0.3 TO ".a
FT.: TIIHT ",0): lLlanLY OPEN lOll; CLaN
",01 TO VERY tHIN Inl COATIMI Of' 11LT. CLAY.
c.t.fIION.'CEOlIS.PART1ClEB. AM) ITPI\M OM .JOINT
~ SURFACES: MDDEMTEl.Y fE.lLED ItUJ NtTH Im'IUM;
riEstt "'"): SUIHn.Y -ROUliIH M TO MXlEAAT!LY
RUU8H .; STEPPED 'TO PUtWt LOCATaI FROM
to 31.' TO G.IS n. '

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I SHEET 2 Of 4 1 DRILL HO~ DH-i01