WORK PLANS - Laserfiche WebLink

Home Browse Search

ech uwArkalron Um.-AR.4aor Faye,:Gale,.%)T,oarA"afaryisSwat orwoss a ode List of Figures Figure 1 . Location of LLNl. Site 3110 and General Services Area Operable Unit. Figure 2. Map showing location of Central and Eastern General Services Area (GSA) subareas of GSA Operable Units Figure 3. Location of Eastern GSA Debris Burial Trcnches (D13'1) area. Figure 4. Aerial photograph of EaAcm GSA Debris Burial Trench area (November, 1968). Figure 5. Location of 1990 test pits (trenches) 1-6 based on magnetic anomalies identified in magnetidGPR surveys. Figure 6. Metal debris uscavated form Test Pit 3; Eastern GSA Debris Burial Trench (November, 1990). Figure ]. Locations of mortar, entraenon, and water-supply welts, and the framer ground water pr and treatment system in the Eastern GSA, Figure 8. Eastern GSA Debris Burial Trench Study Area Map. Figure 9. Photograph of rubber-like material encountered at 6.5 R bee in borehole B-EGSA- 3029. Figure 10. Locations ofboreholes in which metal debris was encountered. Figure 11 . Photographs of proud and other debris encountered in boreholes B-EOSA-3029A Great Pit 5), B-FGSA-3033 (Test Pk 3), and B-LOSA-3034. Figure 12. Locations of Base m GSA Debris Burial Trench borcholes in which PCBs were delectd above the analytical reporting limit. Figure 13. West-past schematic cross-section showing PCB soil concentrations above reporting limits. Figure 14. North-South schematic crass-cvnon showing Wit sell concentrations above reporting limits. Figure 15. Appmmmatc locations of borehole B+.GSA-302% Test Pit 6, and road relative to the Eastern GSA Debris Burial Trenches area. Figure 16. Location ofgmund water monitor wells sampled forPCB analysis. List of Tames Table 1 , Eastern GSA Debris Burial 3'reuch borehole summary. Table 2. Analytical results far semivolatile organic compoundipulycyclic aromatic compound and polychlorinated biphenyl analyses in equipment rin Ovate blanks. 'rabic 3. Analytical results far scmealmilc organic compounds and pniycyclic ammabc hydrocarbons in Eastern GSA Debris Burial Trench subsurface soil samples. Table 4. Analytical results for polychlorinated biphenyls in Isetum GSA Debris Burial Trench subsurface mil samples. "fable 5. Analytical owuhs for polychlorinated biphenyls in Eastern GSA Debris Burial Trench ground water samples (EPA Method R082A).