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AMERICAN I*VIRONMENTAL MANAGE*NT CORPORATION <br /> p_-oje=�_ Beck Development Job No. 3769B BCPING BD-4 Sheet 1 of 1 <br /> Top of <br /> Date S`a�,� 11/01/88 Cele ed 11/01/88 St --acc Elevaticn 62.24 PVC Casing <br /> • Total De=t:h 24.0 ft Ic—mticn Tracv, California <br /> Logged By Ana Nathe Drilled By All Terrain <br /> P=arks 0.010 Slot screen 8' - 23' 1/20 Mesh sand 6.5' - 24' <br /> hydrated bentonite pellet plug 4.5' - 6.5' <br /> EF DF S;LXM_T_Z GL <br /> EE PE T N BPDR R AG rLZ?^ TI <br /> V.T T T Y U L E E A E P S?.I•?mLc. DES�7 -:'=CN <br /> H P M. O R P N C H <br /> E B W T G V I <br /> E S F H E R C <br /> R T Y <br /> 1 0 Very loose light brown gravelly sandy silt-- <br /> to 1' SM silty sand--very dry. <br /> 2 2.5 _ - Grades to: <br /> 3 2.5 Medium coarse grained silty sand (angular <br /> ML- and rounded grains) . <br /> 4 to 1' CL Loose medium brown sandy silty clay-- <br /> 5 5.0 ML clayey silt--no gravel. Sand is fine- <br /> 5,0 grained, slightly moist. <br /> 6 r to 2.4 CL <br /> 7 7.5 <br /> 8 ro v 7.5 As above--lenses with various clay content. <br /> N 41 <br /> W <br /> 9 to 2.0 <br /> 10 ° 0 10. CL Increased moisture content. —� <br /> 10. <br /> TIP: 11 b2,0' TI Light brownveins--appeared stained--no —I <br /> to - odor--but TIP reads 30 ppm. <br /> 30ppm 12 7 12. SATURATED sandy silty clay. <br /> calib ted 13 12. Grades to silty clayey sand. <br /> to Be zene to SM —) <br /> 5014 u Grades to sandy gravel, gravels up to <br /> ODOR15 0 15. 2 inches maximum size, sand is coarse- _ <br /> 15. GM grained; some silt. <br /> 16 to <br /> 17 17.7. - - <br /> 18 6 17. SP Interbedded lenses of medium coarse sand, <br /> v 8 to GP well-sorted and gravels with coarse sand; . ' <br /> 19 a 9 19. SP no fines--SATURATED. I <br /> 20 N 21 19. GP —� <br /> 21 223 to SP <br /> p 4 21. I <br /> 22 0 t 22 21. GP <br /> va •� 17 to SP <br /> 23 1 23. CL Stiff orange brown clay with some sand; <br /> 24 ro moist. <br /> 25 n V Over-drilled to 24 feet. <br /> WATER LEVEL READING = 12.1 ft. <br /> on 11/02/88 after standing overnight. <br /> i <br /> • j� <br />