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FIGURE 15-1 Simplified cross section developed from site and subsurface characterization.
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FIGURE 15-2 Early geophysicist (or modern diviner).
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FIGURE 15-3 Interpretation of a historic air photo of a landfill.
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FIGURE 15-4 Workers in Level C protective equipment sampling a tank truck.
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FIGURE 15-5 Schematic of seismic survey.
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FIGURE 15-6 Schematic of resistivity survey.
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FIGURE 15-7 Terrain conductivity contours.
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FIGURE 15-8 Ground-penetrating radar.
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FIGURE 15-9 Magnetometer survey results.
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FIGURE 15-10 Continuous flight augers.
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FIGURE 15-11 Solid- and hollow-stem augers.
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FIGURE 15-12 Mud rotary drilling.
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FIGURE 15-13 Standard penetration test.
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FIGURE 15-15 Vane shear testing.
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FIGURE 15-16 Correction to vane shear test results.
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FIGURE 15-17 Dilatometer testing.
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FIGURE 15-18 Water level measurement.
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FIGURE 15-20 Thin-wall samplers.
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FIGURE 15-20 Thin-wall samplers.
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FIGURE 15-21 Rock coring equipment.
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FIGURE 15-22 Typical monitoring well.
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FIGURE 15-23 Perched water table.
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FIGURE 15-24 Piezometer cluster in unconfined/confined aquifer system.
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FIGURE 15-25 Piezometers in confined aquifer.
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FIGURE 15-26 Multiple and nested wells.
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FIGURE 15-27 Monitoring rock formations.
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FIGURE 15-28 Multilayer aquifer system.
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FIGURE 15-29 Drilling through contaminated aquifer.
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FIGURE 15-30 Principle of soil gas surveys.
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FIGURE 15-31 Mobile laboratory used for soil analysis.
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FIGURE 15-32 Interior of mobile laboratory.
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FIGURE 15-33 Site map.
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FIGURE 15-34 GIS representation of contaminated soil (Scenario II).
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FIGURE 15-35 GIS representation of contaminated soil (Scenario V).
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FIGURE 15-36 Contour map.
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FIGURE 15-37 Three-dimensional representation of site topography.
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FIGURE 15-38 Typical boring log.
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FIGURE 15-39 Geologic profile.
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FIGURE 15-40 Structural contour.
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FIGURE 15-41 Isopac map.
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November 8, 2000 13:51 lag93656_ch15 Sheet number 64 Page number 975 black 975 SECTION15-9 Case Study. FIGURE 15-43 Groundwater contours.
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