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TABLE OF CONTENTS <br /> BACKGROUND:......................................................................................................................................1 <br /> TANK/PIPING INFORMATION:.........................................................................................................1 <br /> EXCAVATION INFORMATION: .........................................................................................................2 <br /> ENVIRONMENTAL SAMPLE INFORMATION:...............................................................................3 <br /> SOIL....................................................................................................................................................3 <br /> WATER...............................................................................................................................................3 <br /> SUMMARY OF ENVIRONMENTAL SAMPLES COLLECTED:......................................................4 <br /> SUMMARY OF LABORATORY ANALYTICAL RESULTS:.............................................................4 <br /> PERSONAL PROTECTION EQUIPMENT(PPE)DISPOSAL: .........................................................5 <br /> CLOSURE REPORT CONCLUSIONS: .................................................................................................5 <br /> OTHER OBSERVATIONS: .....................................................................................................................6 <br /> APPENDIX A: COPY OF THE 836-DlUl APPROVED CLOSURE PLAN <br /> SIGNED APPLICATION FOR UNDERGROUND TANK CLOSURE <br /> PERMIT.........................................................................................................................A-1 <br /> APPENDIX B: LLNL HAZARDOUS WASTE DISPOSAL REQUISITIONS AND <br /> UNIFORM HAZARDOUS WASTE MANIFEST FOR TANK CONTENTS.......B-1 <br /> APPENDIX C: LLNL HAZARDOUS WASTE DISPOSAL REQUISITION AND <br /> UNIFORM HAZARDOUS WASTE MANIFEST FOR TANK&PIPING...........0-1 <br /> APPENDIX D: FIGURES&PHOTOGRAPHS OF THE TANK CLOSURE ACTIVITIES...........D-1 <br /> FIGURE 1: Sample Locations From The Soil Pile For The Closure Of UST 836-DlUl..........................D-2 <br /> FIGURE 2: 836-DlUl Excavation Sampling Locations ...............................................................................D-3 <br /> PHOTOGRAPH 1: View of the UST 836-DlU1 being removed from the excavation............................D-4 <br /> PHOTOGRAPH 2: View of UST 836-D1U1 being mounted onto Erickson truck. Hold-down <br /> strapsare being placed..............................................................................................................D-5 <br /> PHOTOGRAPH 3: View of excavation after UST 836-DlUl has been removed. Photograph <br /> taken prior to the supply and return pipe lines being removed at the <br /> concrete/asphalt interface,where the piping was then grouted and sealed closed <br /> in-place........................................................................................................................................D-6 <br /> PHOTOGRAPH4: View of UST 836-DlUl excavation after soil sample has been collected................D-7 <br /> PHOTOGRAPH 5: View of excavated native and backfill soil located on visqueen..............................D-8 <br /> PHOTOGRAPH 6: View of excavated native and backfill soil covered with visqueen.........................D-9 <br /> APPENDIX E: ANALYTICAL DATA&CHAIN OF CUSTODY RECORDS...............................E-1 <br /> APPENDIX F: COPY OF THE UNDERGROUND STORAGE TANK UNAUTHORIZED <br /> RELEASE(LEAK)/CONTAMINATION SITE REPORT,TANK <br /> 836-DlUl AT BUILDING 836 ...................................................................................F-1 <br /> APPENDIX G: CONSOLIDATED ENGINEERING LABS FIELD DENSITY REPORT...............G-1 <br /> APPENDIX H: CERTIFICATE OF TANK DESTRUCTION,ERICKSON,INC............................H-1 <br />