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c.. c <br /> 1 �y <br /> Y° <br /> le <br /> Figure 9 has two pk,ahogi`'r��,5er ;t, 1 i� ssrcltsrnc,d � t�, rt1% 0 cls�at'oi'1 <br /> E'i ! e 1! 3 location, lesser <br /> The lower phoTc,gr,aph shnus a dram pipe rr; is ;j t and <br /> entry ~arnp ano terrace en the «'est sic!+ of ihi' c �c;ivati .n. Lrc <br /> sion features from rain are obvious­ <br /> CXCAVAT I ON GbO1_OGY <br /> Figure 10 has awe. photographsiew Of !looks�noriltldnu°nlled the sraia,aentry <br /> as of 1 �11t`9�• Pp <br /> ramp, the IO er , an interior view � f ; he excavation looking <br /> south. Pooling of rain water can be seen <br /> alon( th�'ibhtnumeQous1 1 hetires <br /> is now well above the water table) , g <br /> thrown from the Spoil piles into the excavation fine-gra <br /> ionrainednsands from <br /> alrnost flat lying nature of the rnediunt�fnf ito glumping caused by <br /> about �' to -20' g. can can be seen. g <br /> the unease°c nature beon ef011owe dnorth na! ]nt1)csiday <br /> of th <br /> around. She upper view reveals the erosion and slumping of the <br /> walls which is occurring. <br /> m to <br /> Figure 11 either r` o CloSstalsnedeor lighltebrratl'nusand, whrichgis�deds, <br /> grey to GTI and i s shov.'n on cross <br /> cribed in the auger hole borings b}Appendix 11 7 . The sand is found from aboutto <br /> sections 3 5 4 , g. i8 the <br /> - 10 feet below g. l . to 27 to 24 fedefbned, loplthat is more, uni - <br /> excavation, the bed has a sharplyit <br /> form than that shown on the cross sections . s_ultatoosee ain the' <br /> distirsct cross bedding, which is sornew, at <br /> diffphotographs. The cross bedding is outlined with very <br /> Small hllayers <br /> cross beds <br /> of finegrained, black, ferro-magnesium sand. <br /> such as these are common fluvial deposits . <br /> \10\ITO�IIG P,'EL1 S <br /> The tops of the three groundwater monitoring welts, installed by <br /> GTI , appendix A-7 , are shoe;n in the photographs in Figure A-12. <br /> 3T0 reported that all three wells had been plurnned subsequent to <br /> having been sheared during the excavation, proocss;o sloriltfall- <br /> WeI 1 (�F+1 ) 1 �tias found t � be dr} > pr <br /> esumeLC1y g <br /> in_ down the pipe . The top of \A1'-3 has b•,en replaced and a scree+' <br /> cap added to it . <br /> reference point at each well v,'as established and vertica'. ly <br /> leveled using an arbitrzry betchrinofk50,:�}`�� taken frorn Fjgure <br /> driveway, with an assumred eIesa G <br /> No. i . These Elevations are gi+ er, on Figure <br /> and <br /> it s i.ng-- <br /> pe <br /> - _.._..... <br /> Darlene F;euss . D1-15_. _-or_ 1-:1�/1997 «as.._con.tacte.d._..'�}' telephone <br /> g_ <br /> permission «•as requested 10%v3teheprequestedge the oauiet�etrel n .... order <br /> City of Lodi municipal •tater . 7anuary 8 , <br /> that she could presen.c it to a meetiirg on Tuesda} , <br /> 12 <br />