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01/31/2008 15:25 FAX 5108363036 GEOSYNTEC-OAK 10 004 <br /> r <br /> �1 <br /> Geosyntec475 14th Street,Suite 400 LOG OF Boring/W411 MW-7 <br /> Oakland,California 94612 <br /> Telephone:510.836.3034 Sheet 2 Of 2 <br /> consultants Fax:510.836.3036 <br /> Project: WFS-Vernalis <br /> Location: 35100 S. Hwy 33,Vernalis, CA Project Number: WR0949NERF <br /> C d o p i <br /> O J <br /> aw a; E MATERIAL DESCRIPTION WELL CONSTRUCtION DIAGRAM <br /> c o o a ii <br /> w �w E o s y v <br /> 30 m co IY 0- <br /> c� <br /> 3/2/3 subrounded,trace gravels,loose. <br /> 314/3 <br /> aScreen: 2-inch-dia. <br /> 60 2/4/5 - _-- ' ?Schedule 40 PVC casing, <br /> 10.020-inch slot <br /> 35 _ - li(24-44.5 ft bgs) <br /> WELL GRADED SAND(SW),Dark grayish brown _-- <br /> 2/3/4 10YR 412 ,100%fine to coarse rained sand,loose. _ - <br /> SILT(ML),Dark yellowish brown(10YR 3/4),wet,100% <br /> 416/8 fines,soft to medium stiff. _ = <br /> SILTY SAND(SM),Dark yellowish brown(10YR 3/4), <br /> wet,60%fines,40%fine sand,stiff. - - <br /> 55 4/417 =- <br /> 40 <br /> WELL GRADED SAND(SW),Dark graysih brown <br /> 7111112 70 0.0 `::"`r: (10YR 4/2),wet,100%fine to coarse grained sand, - <br /> ��� medium dense. - - _ <br /> WELL GRADED GRAVEL WITH SAND(GW).Dark <br /> 6/10!11 70 0.0 ;� grayish brown(10YR 4/2),wet,80%gravel, ne up to - ° <br /> i4i 1/4 inch subangular to subrounded-granitic,20% <br /> - =_ - <br /> ��'�• medium to coarse sand,medium dense. - - <br /> 50 8/15/20 BO 0.0 ��• nd Cap: 2-inch-dia. <br /> LEAN CLAY(CL),Dark yellowish brown(10YR 3/4), _ - -- - khreaded Schedule 40 PVC <br /> 4 moist,100%fines,low elasticity,very stiff. <br /> Total Dept =44.5 feet bgs j. <br /> 1r <br /> S <br /> 4 <br /> S 45 i. <br /> 0 <br /> N <br /> N <br /> � GO ii <br /> J II <br /> m I` <br /> C �• <br /> a` <br /> I: <br /> 'a 5 <br /> � 4 <br /> m' I <br /> 40 <br /> 0 <br /> 0 55 <br /> a <br /> i <br /> � k <br /> o <br /> i <br /> v 35 4 <br /> W I. <br /> ml 60 <br /> w <br /> U , <br /> rw 1 <br /> Z I <br /> � 4 <br /> O <br /> w 30 ! <br /> � f <br /> 65 <br /> � l <br /> nl <br /> i <br />