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SO;L BORING LOG Boring No MW-5 Sheet 3 of a Client Arco Station 2186 Date 8114/01 I\ddress 3212 North California Street Drilling Company Woodward Dnlling Company rig type BK-81 (r Stockton CA Driller Frank Ramirez Oct No D000-330 Method Hollow S,am Auger _ hole dram 8" Logged By Scott Bittinger — � Well��`-y � ' + _YN � � � ,w",,i'i"�"^ "- *> _'s k k� ..._-��w�r.' SamPl@ ^'w.xBlow r Sample_ � DepiKl u" � 4 � `s ;9 ,DescnpGons of Malcrials 9 I s n - s _CQR��LCq _ a��t"IQ- "' `j t r i»,�.�,>1� w �1 L'13�-�i*�S w wa'b�,,..yr�'L•�Tom- r^1 , „� v ..1iµ°i~ �v +''�_ T Ilo Count Time Re"cps s Scate CC7L'VMN and Condrt�ons m PPM 30 _ ML ISILTY red brown with orange mottles low percentage of clay 39 S ---- MW5-41 ----50 15 52.--65--. a 1 damp,hard - ---- -----^---^-- ^------------ ----------------- a z ---------------------------------------------------------------------------------------- --- --------- - - --------- __ _ _ 4 3 -__ ------------------------------- -----------`- - 4 4 4 5 _ 15r S MW5-46 –20- 735 90 a 6 ML CLAYEY SILT red brown,trace black manganese,trace white caliche, 0 --- — -------------------------- ------------------------------------------------------------------- ------- 20 _ damp stiff 0 4 7 ----------------------------------------------------------------------—- ---------------- ---- -- -----`-------`-`--`— ` -- - ------ 4 9 _______________________________----- —--- —---- -------------------- 5 0 7 _ MW5.51 14 743 100 5 1 ML SILT,brown 2%fine^grained sand trace clad_wet_st,ff ---- –- 2 5 2 ' ------- ---------------- ---- ----- -- 5 4 -- 5 5 S MW5 56 50 749-.---40 - 494D 5 6 ML SILT red brown,low percentage of clay dry hard-_ 1 5 7 ------------- - ----`_` - - --- ------------------------__ ------------------------------------------ -- --- ---"-- I 5 s 6 D ' Comments Termsnated drilling at 42'bgs on August 13 Resumed August 14 I I I I