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� ,�• a�"�� �`'' 'as m" �,, � 'nr- �.t _ "' <br /> r. <br /> x- <br /> TABLE OF CONTFM <br /> 1.0II7RODUCTION............................................................ i <br /> 1.1 Purpose .............................. 1 <br /> 1.3 Previous Reports and Letters.............................................. 2 <br /> 2.0 BACKGROUND INFORMATION ............................................... 2 <br /> 2.1 Site Location and Description ............................................. 3 <br /> 2.2 Site History and Operation ............................................... 4 <br /> 2.3 Well Inventory...................... ................................ 4 <br /> 2.4 Utilities ................................................... <br /> 25 Regional Geology and Hydrogeology........................................ 4 <br /> 3.0 PROJECT SITE HYDROGEOLOGIC DESCRIPTION ANI'i ANALYTICAL RESULTS ..... 5 <br /> 3.1 Site Soi!s and Geology............................. ,..................... <br /> 3.2 Soil Analytical Results Distribution of Petroleum ConstituetAsin Soils ...........'.. 510 <br /> 33 Site Hydrogeology ........................................tuents . Water <br /> 3.4 Ground Water Analytical Results and Distribution of Petroleum Constituents in Water 15 <br /> 3.5 Soil Vapor Extraction and Ground Water Pumping Test ..............•••• "' 1S <br /> 3.5.1 Ground Water Pumping Test ...................................... <br /> 16 <br /> 35.2 Sail Venting Test ........................................... 16 <br /> 3.6 Manifold System Design ................................................ 17 <br /> 3.7 Interim Tree Product Skimming and Recovery................................ <br /> 4.0 REMEDIAL,ALTERNATIVES SCREENING AND SELECTION ..................... 17 <br /> iation of Soil and Ground Water 18 <br /> .., 4.1 In-Site Reined ............................... 18 <br /> 4.1.1 Soil Venting ................................................ 18 i <br /> 4.1.2 Ground Water Recovey ........................................... ti <br /> 4.2 Ground Water Treatment and Permits............................•.........• 18 <br /> ' 4.3 Emission Control Systems and Permitting .................................... 20 ; <br /> 4.3.1 Granular Activated Carbon Unit(Vapor-Phase) ......................... 20 ; <br /> ,_. 21 i <br /> 4.3.2 Catalytic Oxidizer ........................... 21 <br /> 4.3.3 Thermal Oxidizer ................................................ <br /> 4.4 Conceptual Design ........ ............................................ 21 <br /> .................................... 21 <br /> 4.4.1 Soil Remediation '''''''' 2Z � <br /> . 4.4.2 Ground Water Remediation .......... ............................. <br /> 4.5 Rei ediation System Monitoring ........................................ 23 <br /> 24 <br /> 5.0 ESTABLISHING CLEAI�`UP LEVELS ..................... i <br /> 4 <br /> N� 6.0 SCHEDULE ..............................................:......... ......... 24 <br /> 7.0 REMARK.SISIGNATURFS ............ .... ................ .. 25 <br /> k <br /> i <br /> I[7 <br /> i 9 <br />