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LEGEND: <br /> AREA OF INTEREST <br /> sa+ rs �If i'l <br /> __J UST EXCAVATION <br /> 1 2 .3 4 5 "+� a SENO-� 11 ;r 12 3. 14 ..__.41`5 SOIL BORINGS <br /> v--�r—�- (CONCENTRATION IN MG/KG) <br /> t <br /> .L <br /> . '• • r <br /> - j'+ r♦ — . by u l"iJ iili -.1I,L1 <br /> ♦?• <0.46 <br /> rlW1 f <br /> 0.46 TO <br /> 1. <br /> 00 <br /> 1 TO 1A 10 TO 100 0 <br /> r1u, <br /> 1 >100 <br /> rSSB-75- BUFFER- PROPOSED AD <br /> DITIONAL SOIL BORINGS <br /> 36 ZONE FROM <br /> ,y i •I I I .,Nq, -...-...... , OF?RAILROAD <br /> d c • SSB-51 <. TRA KS ■ PROPOSED STEP-OUT BORING USING <br /> 5 �v,SSB-74♦:55Y ♦!SSB-a6 HAND AUGERING ONLY <br /> 7.5Y :ND _ SSB�5D <br /> �•y}! I I ♦0.93 SSB-72 A <br /> Ir 1 . I 3.0 <br /> B 5 7.3 <br /> a NO NO DEFECTION <br /> 4 <br /> *11.5 Y 8 - - w J ESTIMATED VALUE <br /> .5 Y _ <br /> 58-5 ♦SSB-1' t++ <br /> ♦839 4.0 Y 0.33 Y ♦SSB-09' �.•a,,, �.•• .?C 1 Y RELATIVE PERCENTAGE (%) <br /> r NO i\ ND/0.23 Y - 3 DIFFERENCE BETWEEN PRIMARY A,. <br /> .. • i ♦ <br /> 11_ -UST EXCAVATION i f CONFIRMATION COLUMN >40% <br /> M- <br /> L.—_—J SB-4 4 <br /> 4.6 Y - ,` * EXCEEDS SCREENING LEVEL FOR ONE <br /> ♦SS13-2 F OR MORE OTHER CDCs (mg/(g) <br /> ' 16 SSBA8 ♦SSB-71 A ., <br /> ASPHALT <br /> F! � PAVING � 661 12 Y � Dieldrin 0.035 <br /> Aldrin 0.033 <br /> gg-3 alpha-BHC 0.077 <br /> 36Y <br /> ROUND STORAGE TANK <br /> G s + 2.1 j - SSB 70 ♦ G UST UNDERG <br /> o 2.1 <br /> ' - ♦SSB-5CHAIN LINK FENCE <br /> NO ♦.SSB-52 .. 2.2-69 ups. PAVING T H NOTES: <br /> H <br /> w 3„ 0.75 Y' ♦ 1. SSB AND 8 LOCATIONS ARE APPROXIMATE. <br /> E + s SSB4 <br /> -•.�'.! R - —_——— _ —♦0.24_ — J 2. VALUES REPORTED IN MG/KG DRY WEIGHT. <br /> "- - ' # I � • - ♦ ♦SSB-68 ♦ BASE MAP REFERENCES• <br /> 0.69 Y <br /> 1. "FORMER AST AREA' SURVEY BY MORROW <br /> SURVEYING, WEST SACRAMENTO, CALIFORNIA. <br /> DATE: AUGUST 7, 2012. <br /> g3 J • <br /> 2. AERIAL PHOTOGRAPH PROVIDED BY GOOGLE <br /> L, EARTH PRO. <br /> g <br /> 0 15' 30' <br /> a r <br /> ASPHALT K GRAPHIC SCALE <br /> r`I PAVING GLEN SPRINGS HOLDINGS,INC. <br /> L. <br /> rn FORMER OCC-LATHROR FACILITY <br /> 5 6 7 8 9 10 11 12 13 14 15 uTHROP,CALIFONIA <br /> TOXAPHENE RESULTS AT 2 FT DEPTH, <br /> BUILDING FORMER UST AREA <br /> % FIGURE <br /> z 7hrr-5 EL Y �oe�no °F IaRCADIS 2 <br /> G 7 ? 7 Ncw4� ¢,vD ReJ <br /> SRcx� 14 z 7( <br /> "SO t3o2gt„�S 7o IU <br />