Environmental Engineering Reference
In-Depth Information
Beach
dune
sand
deposit
Suspect dune deposit
Lacustrine
beach
sand
Lacustrine beach sand deposit
Lacustrine
silty clay
Lacustrine silty clay deposit
FIGURE 5.2
Geologic strata exposed at a construction site. (Photo by Daniel T. Rogers.)
Fill material
Fill
material
Top soil
Top soil
Lacustrine sand
Lacustrine
beach
sand
Lacustrine silty clay
Lacustrine
silty clay
FIGURE 5.3
Construction site with exposed geologic strata. (Photo by Daniel T. Rogers.)
Top soil
Lacustrine
silty clay
FIGURE 5.4
Excavation at a construction site exposing geologic strata. (Photo by Daniel T. Rogers.)
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Urban Watersheds: Geology, Contamination, and Sustainable Development
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