About the author  ⁄ Roger Roberts, Ph.D.

Roger Roberts, Ph.D., is a Senior Software Engineer for Geophysical Survey Systems, Inc. (GSSI). Roger’s specialty is using ground penetrating radar for transportation infrastructure applications.

Ground Penetrating Radar Yields Benefits

According to the American Society of Civil Engineers (ASCE), approximately 25 percent of the nation’s bridges remain structurally deficient or functionally obsolete. The 2013 edition of ASCE’s Report Card for America’s Infrastructure warns that more than two hundred million trips are taken daily across deficient bridges in the nation’s largest metropolitan regions.

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STRUCTURE magazine