Subject: Ground Penetrating Radar
Author: Jim Reddick
Date:   7/15/2009 12:32 am EDT
I would like to have discussion with those that have had experience using ground penetrating radar for evaluating the ballast condition on railroads.
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 Topics Author  Date      
 Ground Penetrating Radar    
Jim Reddick 7/15/2009 12:32 am EDT
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