Federal Lands Highway Program
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Roadway Subsidence...

In this section, the use of geophysics for condition evaluation of roadways (paved or unpaved) is discussed. This includes a discussion of roadway subsidence in section 5.1, followed by a discussion of mapping of expansive clays in section 5.2. Slope stability and subsurface Characterization issues are covered in sections 6.1 and 6.2.

MAPPING VOIDS, SINKHOLES, ABANDONED MINES, AND OTHER CAVITIES

ROADBED CLAY PROBLEMS

 
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