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FIELD DOCUMENTS FILE 2
EnvironmentalHealth
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DURHAM FERRY
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3500 - Local Oversight Program
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PR0544624
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FIELD DOCUMENTS FILE 2
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Last modified
7/3/2019 5:58:21 PM
Creation date
7/3/2019 3:31:32 PM
Metadata
Fields
Template:
EHD - Public
ProgramCode
3500 - Local Oversight Program
File Section
FIELD DOCUMENTS
FileName_PostFix
FILE 2
RECORD_ID
PR0544624
PE
3526
FACILITY_ID
FA0005206
FACILITY_NAME
GEORGES SERVICE
STREET_NUMBER
1600
Direction
W
STREET_NAME
DURHAM FERRY
STREET_TYPE
RD
City
TRACY
Zip
95376
APN
25510004
CURRENT_STATUS
02
SITE_LOCATION
1600 W DURHAM FERRY RD
P_LOCATION
99
P_DISTRICT
005
QC Status
Approved
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EHD - Public
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George's Service <br /> Remedial Action Work Plan <br /> Project No.425.2 <br /> June 30,2011 <br /> TABLE OF CONTENTS <br /> 1. EXECUTIVE SUMMARY..............................................................................................1 <br /> 2. INTRODUCTION............................................................................................................2 <br /> 2.1. PURPOSE AND GOAL.....................................................................................................2 <br /> 2.2. SITEHISTORY...............................................................................................................2 <br /> 3. SITE INVESTIGATIONS...............................................................................................4 <br /> 3.1. REGIONAL STRUCTURE.................................................................................................4 <br /> 3.2. REGIONAL STRATIGRAPHY........................................................................................... 5 <br /> 3.3. LITHOLOGY AND SOIL CHARACTERISTICS.................................................................... 5 <br /> 3.4. HYDROLOGY OF SITE....................................................................................................6 <br /> 3.4.1. Zone Divisions......................................................................................................6 <br /> 3.4.2. Vertical Groundwater Gradients...........................................................................6 <br /> 3.5. CHEMICALS OF CONCERN.............................................................................................7 <br /> 3.6. CONTAMINANT DISTRIBUTION......................................................................................7 <br /> 3.6.1. Soil Plume.............................................................................................................7 <br /> 3.6.2. Groundwater Plume..............................................................................................7 <br /> 3.7. MASS ESTIMATE...........................................................................................................7 <br /> 4. SUMMARY OF REMOVAL ACTIONS.......................................................................8 <br /> 5. SUMMARY AND EVALUATION OF ALTERNATIVES..........................................8 <br /> 5.1. EXCAVATION................................................................................................................ 8 <br /> 5.2. PUMP AND TREAT......................................................................................................... 8 <br /> 5.3. IN SITU CHEMICAL OXIDIZATION.................................................................................9 <br /> 5.4. MONITORED NATURAL ATTENUATION....................................................................... 11 <br /> 5.5. AIR SPARGING............................................................................................................ 11 <br /> 5.6. SOIL VAPOR EXTRACTION.......................................................................................... 12 <br /> 5.7. SUMMARY OF REMEDIAL TECHNOLOGIES .................................................................. 14 <br /> 6. RECOMMENDED CORRECTIVE ACTION PLAN................................................15 <br /> 6.1. AIRSPARGING............................................................................................................ 15 <br /> 6.1.1. Air Sparging Operation....................................................................................... 16 <br /> 6.1.2. Air Sparging Wells ............................................................................................. 16 <br /> 6.1.3. Well Borehole Installation.................................................................................. 16 <br /> 6.1.4. Soil Sampling...................................................................................................... 16 <br /> 6.1.5. Sparge Point........................................................................................................ 17 <br /> 6.1.6. Air Sparging Equipment..................................................................................... 17 <br /> 6.2. LOW VACUUM SOIL VAPOR EXTRACTION.................................................................. 17 <br /> 6.2.1. Low Vacuum SVE Extraction Wells.................................................................. 18 <br /> 6.2.2. Low Vacuum SVE Piping................................................................................... 18 <br /> 6.2.3. Low Vacuum SVE Equipment............................................................................ 18 <br /> 6.3. POTENTIAL PERMITS REQUIRED................................................................................. 18 <br /> 6.4. REMEDIAL EQUIPMENT LOCATION............................................................................. 19 <br />
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