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<br />
<br />TAllLE II
<br />SUMMARY OF lABCItATORY EVALUATIONS OF COlORADO CLAYS OIVIlfO UNFAVORABLE REStn.TS
<br />
<br />Sfolul>le I I Tested I Filter I r.,.. '...'" I I "'."d I Fm.. I r.,..
<br />Ro. Nlll!le ami Location 1.~61 (:/:1n) (~%;.y ) Ro. NlllDl! and Loc:at1lXl 1~61 (~J:in) (~~Yl
<br /> 8011I'11l'LATtE RIVDl IlRAIKAGB BASIN (Cont'd)
<br />8:29-1 '-oM' Near Salidll 24.8 -- 852-11 '~n B or Ft. Coll1118 ,8.2 0.07
<br />8;14-2 KesBler Jfel'U" Howard 19.' 0.02 -)2 " 66.1 0.",
<br />-J 1.8.6 0.03 -l5 " 79.8 0.04
<br />_4 "., 0.02 _14 " 79.0 0.",
<br />-6 36.2 0.03 -15 . " 90.0 .
<br />5111-1 ..., Near WeBtclltre 1.8.0 Q.20 _k< " 72.7 0.06
<br />878-1 Vahld1ck lI~ar Westcllffe 39.0 . -17 " " 42.5 0.04
<br />-2 36.5 0.01 _lB " " 66.4 0.03
<br />-J X ll., . 831-2 Wyble Naar Well.1ngtlXl 269., .
<br />_4 x )2.8 . 83'-' """"" If of' pt. Collins x '0.0 .
<br />-, x )2., O.Oj 869-1 ....",. Bear LBl'orte ll.' O.Oj
<br />-6 x ,.4 O.Oj 876-1 .~, Bear Ft. CollllIB . .
<br />864-1 -'y Wo!CanonCity 130.0 0.01 877-1 8chrader Bear Rockport 4'2.2 0,04
<br />-2 19.2 . -2 " " .35.0 0.03
<br />8,2-1 Davidson II at Callon City 79.' O.Oj 854-1 Brick Pant 8 of Ft. Collins 26.3 0.03
<br />s87-2 Sponholtz 1IW of' Wetmore x 18.9 0.0, s41._1. 8m'" B of Ft-. Coll:1ns 22.' 0.03
<br />586-1 ""- Cr:1pp1e Creek x 6., O.Oj S51_1 " " 29.' .
<br />S59-1 Wands 8totUl City 10.5 0.04 -2 " " x 10.1 0.20
<br />-2 " ll.' O.Oj -, " " x 16.11- .
<br />Son_1. ...".. Near Pueblo ,.8 0.'" -. " " x 84.4 .
<br />-2 " 17.0 0.0' 853-1 Wb1 te R()I!Ie Coal. Mine !fear Carr 78.6 0.04
<br />-, Everhart !fear Puetllo x 1.1.0 0.05 -2 LCne Tree Creek Hear carr 39.2 0.06
<br />S'5-1 .."", Near Pueb1.o 75.6 0.01 81ce-1. Watts !fear Willa-at" x 19.4 0.10
<br />,60-, Welte N of Colorado 8prine:e 48.8 0.06 -, Fbi"" !fear Lovel&lcl x 19., .
<br />-2 " 35.6 0.04 855-l C10Yer 1l$a1n Re8er'foir .36.0 0.02
<br />-, " 38.0 O.Oj 837-1 Reeky FlAts I of Golden 25.6 0.01
<br />_4 " 57.0 0.03 -2 ,tra1nhnd N of' Golden 15.5 0.01.
<br />5~1I-6 Butterfield. 5 at Ia8 An1maa x 19.' 0.20 -, PlA!nv1ew NofGol.den 1.5.9 0.02
<br />-7 " " x 64.7 0.20 _4 R(lCll;y Flats H of Golden 20.2 0.01
<br />-8 " x 15.4 0.03 -6 Ms:nb:a.l.1 5E 01' Boulder x 10.1. 0.04
<br />_14 John Mart1n1tellerv"j,. x 1.2.1 0." -7 " " x '.0 0.03
<br /> SAN LUIS VALlEY -8 " " x ll.4 0.03
<br />S,O-l HOpkins !fear Cent"r 10.6 0.06 -9 " " x 9.5 0.03
<br />,40-, """- Hear Centcr 36.2 0.03 _ll " " x 15.9 0.06
<br />5100-1. Trincb.era Rauch 8E at Ft. -- x ,., 0.01 539-1 '-""'" R_......... ,6.~ 0.05
<br />-2 " x 6.' 0.07 -2 " " 16.~ 0.'"
<br />-, " .. x 6.' 0"", 867-1 .._t . ot Golden 56.4 .
<br />89'-1 ""th V of Mesita x 6.' 0.02 550-1 Sldnner I of GQldell. 56.0 .
<br />.2 Bnd.den~R1YeI'8 BE of aJara x 26.0 0.50 S56-1 '- Cox liE of Morr1.or. >9.4 0.03
<br />-, " x 25.2 0.10 566-1 """-0 Dear Morr1SOll 16.9 .
<br /> 861._1. HBrr11'i E of Caat.le t\OCA 32.2 .
<br />521-2 .."" Near Gunnlllon x lB., 0.01 557.1 Rob1118on Near Peyton 39.8 .
<br />596-1 /!k:Bulty lfol!lU' Cartlondale x 19.7 0.10 858-1 RoblnsOll Near Ca.J.han 1.2.6 .
<br />-2 x 47.5 0.2<) _2 " " )2.5 .
<br />., " x 25.8 0.02 s63-} C].1ne Near K10va x 4.4 0.06
<br />_4 Graves Near AlIpen x 6.4 0.03 865-1 ..,.,." if of Kiowa 17.6 .
<br />S99-1 Calk1nll ftee.r Ste"".:boat 5:pr1.~1I'i x 17.5 0.03 836-1. 5chrllder B of Ft. Margan 28.9 0.02
<br />585-1 Beckett HearCra1j!: x ll.' 0.03 -, " 17.9 0.01
<br />575-4 Hwy 1,2 to Burford froa Me"ker x 1.2.7 0.04 _6 " " 55.7 0.01
<br />-5 x 1.2.8 0.06 -, " 'n.2 0.10
<br />-6 Urruty E of Meeker x 19.7 0.02 -" " " 97.5 0.08
<br />Sql-~ Murdock E " .,. x 10.6 0.'" 574-1 " 74.6 0.02
<br /> SAlf JUAB RIVnI l&UNAGE BASIN -, " 74.6 0.02
<br />89'2-1 Valls Hear Durango . 191.0 . -, x lli.' .
<br />-2 x ".9 . .. " " x 31.0 .
<br /> " FLA'l'l"E RIVER IEAIltAGE BASII'f -5 " . x 119.' .
<br />551-5 ..,,, EofFt.Coll1ll11 x 100.5 . _6 " " x )2.0 O.ill
<br />552-2 Green Acre :n of Ft. COU1.llS }0.5 0.03 -1 " x .35.5 .
<br />-, '~n B at Ft. COUiDII 165.0 . _8 " x u8.0 .
<br />-. " 1-59.0 0.02 -9 .. x 111'.0 .
<br />-5 200.0 0.05 -ill .. " x 52." .
<br />-6 145.1 . 571-1 ..,. 6, B of' AkrOXl 19.' 0.06
<br />-, " 16.4 . 570-1 ,- Rear lUtt 54.4 .
<br />_E .. .. 194.0 . -, " }6.0 .
<br />-9 " .32.3 0.'" -, " 94.0 .
<br />-ill .. " 9.., . .. ,*,.. Ilear lUff 1.2.' 0.04
<br /> 89<;_1 CottODvood Ranch W or Se4gw1ck x 77-0 0.10
<br />
<br />C~led. by G. A. Lutz and. L. G. lIh1te
<br />
<br />*W1l.II D<>t tested
<br />
<br />OUTLIllB OF LAJKJlA.'l'aRY n:3T PJlOCElXRE (Con't'd)
<br />
<br />Layer Permeabllity-~The seal1ng etf1cienc:y of II. 10\:l1l.e~-l>~ed {nClt CClllpllCtea.)
<br />layer or the 68l11P1e cllLY i6 IlIl!ll.8ured in thill te6t. It i8 dete:rm1ned by mell.Gurine:
<br />the rate of' noli of' distilled vater through a IIempJ.e layer at ..bout 0.6 inche6 in
<br />th1ckne6B wllier II fa1l1ne: vater level at" head, 6ta.rtill6. at 52 lnche6 ot _teT
<br />depth. W1th the peTllX!lLbi11ty rate (deterndned in the !lab) and the exPected vater
<br />depth in the canlLl or pond, it is then poIIsib1" to 4eteI1lline the thickness of
<br /><::lay layer required. For CompaTi60n, seveTal typical vaJ.Uf!S are tabulated bel.l7of:
<br />}>(,Mll!>8b111ty TlUcknesG4 of clay (in inchell) for vater depth
<br />(ft/doY) 1. ft 3 it 5 n 10 n
<br />.01 1.ll." 1I.}~ "1.2w 14.4"
<br />.001 0.1"- 0.4" 0.7" 1.4"
<br />.0001 0.01"'" 0.04"'" 0.07"- 0.14"'"
<br />. For 10nB per 211 haUl'S of' 1_1nch drop in wtcr leveL
<br />"'YOT low application thicknc.:>sell, other factorfl Bl!l.Y becOlDl'! more important than
<br />theoe values__such M 61l;e of 1Wl1pO 1n day material. or method of' 6prcad1ng
<br />clay.
<br />
<br />F1l.tllr Permeabi1.1tl-~'I'his test llll!M\lI'CS the seLU.I'l8 ability of a Dl1xture of
<br />the sample 8Bd water (w1th()1.lt di$perB8Bt). It is a<::cclllplllhed by placing 4.00 IIIl
<br />(0.4 qt) of II 2.Cf!, IIl1xture at 8ample. and d1!1t1Ued vater {8 gms cl.ay in 400 ml
<br />water) in a special preS6U1'(! filt"r apparatus. The mlxture ill flltered through
<br />a IIt811dB.rd filter peper undeT a head equal to ,4 f~t of vat"r. The rate of loss
<br />of vater is me8.8U1'ed and expres6ed in ml/lIl1nute. A1J a cOlllpaI'iaon, note the 1003
<br />rates for lleveral. C(lllllllOn lIIBt.er1als:
<br />1f8-1llCh layer of No. 40 Otts.'Im sand lo.t 1.440 ml/lIl1n
<br />1/8-inch layer or ~ !Ie.n~ $011. 1.0l>t 1OO} mlj-v.1n
<br />The fllt~r paper alotUl lost 651 ml/1tdn
<br />Best clay 8amplell have a 10ll!l rate below 10 ml/Dl1n.
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<br />1048
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