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<br />Op7E aEGAN: 6/19/81 ~ J.E. Mlhm <br />6/21/81 BORING NO. ~-4 FIELD ENGINEER: <br />DATE FINIS HEO~ _ , CHECKED BV: J.W. Net=pn <br /> <br />8963.1' N 101,120' E 115,180 <br />~ROUNO SURfACE EL.: <br />EV <br />EL <br />(FEET) DEPT FI <br /> <br />(FEETI SAMPLE <br /> <br />TYPE = <br />" <br />a <br />a <br />DESCRIPTION ut <br />u <br />in <br />~ PENETRATION <br />RE 5157ANCE <br />IRLOWS PER FOOTI <br />IO 70 50 <br />WATER CONTENT <br />(PERCENT) <br />20 a0 <br /> s S'.S' Medium dense, dark brown and bro <br /> <br />;Sy10 ~~' <br />LL <br />~ sand silt, trace <br />Y gravel, trace <br /> 5 <br />• ~ <br />.)o <br />'S <br />: roots, moist. Strong reaction [o <br />HCl. (Approximate natural ground m1 <br /> SS . <br />. surface a[ 50') 54,5` ~ <br />j-""?1-81 s o. .. Medium dense, dark brown and bro <br />clav to sand <br />cla <br />trace <br />ravel sc- ,~ <br /> <br />__ ~, <br />y <br />g <br />, <br />trace roots, moss . <br />' cl <br /> s ~ 57.0 ~ <br /> e <br />~~ <br />~ Medium dense, brown, silty sand, <br />sm <br />I,uil) p ' <br />' <br />~ ''erg moist. 59.5' <br /> <br /> s <br />T Loose to medium dense, brown, fin <br />sand <br />trace of silt <br />trace gravel <br />sp ~ <br />ti900 s <br /> <br />e S'; , <br />, <br />very moist. <br /> 1 <br /> s <br />9 , <br /> 1 <br /> 5 <br />I° <br /> 7 0 <br /> s <br />u I <br />5890 )' / <br /> 74.0' / <br /> 75 er dense brown w/rust brown ~ <br /> 'pl: stains, silty sand, some gravel, sm 50 /0 <br />3 4 <br /> moist. jApproximate Cpp of ~ <br />Creede kormation l 76 76.0 . \ <br />~ <br /> <br /> <br />80 <br />~,. Very dense, dark brown w/ black <br />b rust brown patches, sandy clay <br />moist. <br />cl L1 <br /> 81.0' S0/0.5' <br /> <br />8880 I01 0°o <br />c Tan, gray and brown pebble con- <br />glomerate, hard, very broken, <br />T7"' <br />"~-"`~ <br /> <br /> <br />85 <br /> <br />i9 vo <br /> <br />0 severely weathered, joints stain- <br />ed dark brown and black. <br />85.0' NA N <br /> lest <br /> . Gray fine sandstone, hard, joint- <br /> ed, moderate weathering, joints <br /> stained rust brown. <br /> <br /> <br /> <br />8870 93.0' <br /> 89 <br /> 95 c191 Grav Eine sandstone, medium hard, <br /> poorly cemented <br />vertical Erac- <br /> . , <br />tures, very broken. Very slight <br /> weathering. <br /> <br /> 100 100.0' <br />d. <br /> <br />h <br />~'', <br />liomestake <br />h:•131- 271 <br />Boring No. U-p <br />S}~eet 2 of 3 <br />