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