Development of a time–frequency approach to quantify railroad ballast fouling condition using ultra-wide band ground-penetrating radar data

References

• Al-Qadi , I.L. and Lahouar , S. 2004a . Use of GPR for thickness measurement and quality control of flexible pavements . Journal of the Association of Asphalt Paving Technologists , 83 : 501 – 528 .
   Google Scholar
• Al-Qadi , I.L. and Lahouar , S. 2004b . Ground penetrating radar: state of the practice for pavement assessment . Materials Evaluation Journal , 62 ( 7 ) : 759 – 763 .
   Web of Science ®Google Scholar
• Al-Qadi , I.L. and Lahouar , S. 2005a . Measuring rebar cover-depth in rigid pavements using ground penetration radar . Transportation Research Record: Journal of the Transportation Research Board, 1907 , : 81 – 85 . Washington, DC: TRB, National Research Council,
   Google Scholar
• Al-Qadi , I.L. and Lahouar , S. 2005b . Detection of asphalt binder aging in flexible pavement by ground penetrating radar . Materials Evaluation Journal , 63 ( 9 ) : 921 – 925 .
   Google Scholar
• Al-Qadi , I.L. and Lahouar , S. 2005c . Measuring layer thicknesses with GPR: theory to practice . Construction and Building Materials, Special Issue on Nondestructive Testing , 19 ( 10 ) : 763 – 772 .
   Web of Science ®Google Scholar
• Al-Qadi , I.L. 2005 . Accuracy of ground penetration radar for estimating rigid and flexible pavement layer thickness . Transportation Research Record: Journal of the Transportation Research Board, 1940 , : 69 – 78 . Washington, DC: TRB, National Research Council,
   Google Scholar
• Al-Qadi , I.L. forthcoming . In-place hot-mix asphalt density estimation using ground penetrating radar . Transportation Research Record: Journal of the Transportation Research Board , Washington, DC: TRB, National Research Council
   Google Scholar
• Annan , A.P. 2003 . Ground penetrating radar principles, procedures and applications , Canada : Wiley .
   Google Scholar
• Astanin , L.Y. and Kostylev , A.A. 1997 . Ultrawideband radar measurements analysis and processing , London : The Institute of Electrical Engineers .
   Google Scholar
• Carpenter , D. , Jackson , P.J. and Jay , A. 2004 . Enhancement of the GPR method of railway trackbed investigation by the installation of radar detectable geosynthetics . NDT&E International Journal , 37 : 95 – 103 .
   Google Scholar
• Clark , M.R. 2001 . Electromagnetic properties of railway ballast . NDT&E International Journal , 34 ( 5 ) : 305 – 311 .
   Web of Science ®Google Scholar
• Clark , M. , Gordon , M.O. and Forde , M.C. 2004 . Issues over high-speed non-invasive monitoring of railway trackbed . NDT& E International Journal , 37 : 131 – 139 .
   Google Scholar
• Federal Railroad Administration . 2005 . “ Department of Transportation. Non-destructive evaluation of railway track using ground penetrating radar ” . Research Result 05-06
   Google Scholar
• Hyslip, J.P., et al., 2005. Ground penetrating radar for railroad track substructure evaluation. Research Report, FRA/ORD-05/04
   Google Scholar
• Keogh , T. and Keegan , T.R. An integrated system for accurate tie and ballast condition assessment . AREMA conference .
   Google Scholar
• Kind , T. and Maierhofer , C. Railway ballast fouling inspection by monitoring the GPR propagation velocity with a multi-offset antenna array . 11th International conference on ground penetrating radar . 19–22 June, Columbus, OH, USA
   Google Scholar
• Lahouar, S., 2003. Development of data analysis algorithms for interpretation of ground penetrating radar data. Dissertation (PhD). Virginia Polytechnic Institute and State University, Blacksburg, VA, USA
   Google Scholar
• Leng , Z. and Al-Qadi , I.L. forthcoming . Railroad ballast evaluation using ground penetrating radar: laboratory investigation and field validation . Transportation Research Record: Journal of the Transportation Research Board , Washington, DC: TRB, National Research Council
   Google Scholar
• Oppenheim , A.V. , Schafer , R.W. and Buck , J.R. 2005 . Discrete-time signal processing , Upper Saddle River, NJ, USA : Pearson/Prentice-Hall .
   Google Scholar
• Roberts , R. Advances in railroad ballast evaluation using 2 GHz horn antenna . International conference on ground penetrating radar . 19–22 June, Columbus, OH, USA
   Google Scholar
• Selig , E.T. and Waters , J.M. 1994 . Track geotechnology and substructure management , London : Thomas Telford Ltd .
   Google Scholar
• Silvast , M. NDT techniques in railway structure analysis . World congress on railway research conference . Montreal, Canada
   Google Scholar
• Sussman , T.R. , Selig , E.T. and Hyslip , J.P. 2003 . Railway track condition indicators from ground penetrating radar . NDT&E International Journal , 36 : 157 – 167 .
   Google Scholar
• Taylor , J.D. 2001 . Ultra-wideband radar technology , New York : CRC Press .
   Google Scholar