Environmental Engineering Reference
In-Depth Information
FIGURE 10.15
Collapse of two houses into a funnel-shaped sink in Bartow, Florida in 1967. Cause was ravelling of medium to
fine sand into chimney-like cavities in limestone at depths of 50 to 80 ft below the surface. (Photo courtesy of
George F. Sowers.)
Driftless area
Interior
Ozark
Kaibab
Appalachian
Pecos
Dougherty
Ocala
Edwards
FIGURE 10.16
Distribution of karst regions in the United States. (Compiled by William E. Davies; from White, W.B.,
Encyclopedia of Geomorphology , Dowden Hutchinson & Ross Publ., Stroudsburg, PA, 1968, pp. 1036-1039.
With permission.)
as shown in Figure 10.16. The occurrence, structure, and geomorphology of carbon-
ate rocks is described in detail in Section 6.2.3 and will only be summarized briefly in
this section.
 
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