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>I go tkg <br /> afi;!vlys <br /> t <br /> EXPLANATION <br /> • - p Bottom or sidewall sample left in place <br /> NSW6-3 <br /> .,. _ NSW5-3 Pavement Excavation wall removed during additional <br /> -NSW4.6 _ --------- excavation <br /> NIS W5 6 , <0.99 <1 <br /> 1.1 i 2,800 TPHg.concentration left in soil <br /> BOT7-6 <1 <br /> 1 3 30 O 1 1 190 TPHd concentration left in soil <br /> 19 EI NSW - i i <br /> <0.94 Not analyzed <br /> f�NSW4 <1.0 i<0.98' <br /> <t Area used for calculating mass <br /> W 23 NSW8-10 remaining in soil <br /> <1 W W2-6 <br /> <1 - <1 r`- __ _9 _ 1-13 EXCAVATION DEPTHS <br /> 1 BOTS-12 u� E}N T <br /> 25 2 BOTB 10.� 6.4 O i <1.0�.- -_ ---- -------- 3 Feet 12 Feet <br /> 3 <br /> ll <br /> 6 Feet 13 Feet <br /> ID <br /> <SW 10 `� ES 76 <br /> 0.9 .,,- i -------- ESW1-.13 _ 8 Feet 175 IIII 15 Feet . <br /> WS 6 19 NS 3-15 �1 t' <1 L� <br /> <0 34 O BOT13-15 <1 <br /> < B9-NSW2-15 35 • ESW4-3 ® 10 Feet t7 Feet <br /> ^ <0.91 <br /> �' -z 1, - .� NSW2-15 \i FORMER B-6 UST 8.7 <br /> WSW3-3 / 1.6 - 1.0` <br /> <1 ,1 S r 1.6 r SOIL SAMPLE IDENTIFIERS <br /> 5 B9 W )5 SSW1-13 <br /> B9-BOT-17 <1.1<1.1 NSW-North Siewall SW-South Sidewall <br /> 1'3 t i' A 2.3 i ESW-East Sidewall BOT-Bottom Sample <br /> f 390 WSW-West Sidewall <br /> I]• BOT-17 ESW-15 • BOT-13 <br /> 0 2,800 <br /> 190 1,300 f7 <br /> i <br /> SSW3-3 Notes: <br /> <1,1 <br /> WSW1-15 E 17 BOT12-15 1'. Fxistingat limits and soil confirmation sample locations <br /> <0.98 57 SSW2-10 -__, <1.0 existing at end of day p 12 April 2004. <br /> WS .4-6 • W 3-1 1.6 O 16 -- <br /> < <br /> - 2.Original excavation map was presented in Treadwell& <br /> <1 <1 1.7 SSW2-10 • I t� i" n Rollo Remediation Completion Report,2005. <br /> <7 <1 <1J rh. w`' 3.All concentrations in mg/kg. <br /> e FORMER ORME <1.0 r� lyrrfu eLL�f <br /> ,0.99 <br /> CONCRETE PIPE, G55 GApLL0VDRU <br /> WS 2-15 BOT1 1-15O BOT10-15 <br /> �T t <br /> 3363 <br /> W W4-1 20 F 560 i r p BOT-3 ESW2-3 <br /> <1 ESW/6-6 <0.91 <1.1 <br /> <0.9 t001 ` 5.5 3.6 <br /> 0 <br /> v <br /> i-----=--------------- �- ---- S ' <br /> p SW 0.fd---- ----- <br /> p SSW1-9 SSYfl2-8• 6 <br /> CD <br /> n<1A <0.99423 N.MADISON STREET <br /> ' <br /> o <br /> SSW3-6 SSW4-6 SW8-6 Stockton,California <br /> o _ <br /> UST B-6 EXCAVATION AND AREAS WITH <br /> •<1,0 100 <br /> ' TOTAL PETROLEUM HYDROCARBON <br /> o SSW4-3 _• _ CONCENTRATIONS REMAINING IN SOIL <br /> SSW3-3 < SSW9-3 0 10 Feet <br /> <1.0 1.7 Repair Shop I I Date 05/24/73 Project No. 7315890011 Figure 8 <br /> <1.o s2 � <br /> P Approximate scale <br /> Reference:Basemap from Siegfried Engineering,Inc.,1999. - - -A.LANR4rnaYA111r <br /> N <br />