Publications

 Refereed Journal Publications (student co-authors underlined)

  1. Sultan, A. and Washer, G., “Influence of Decision Threshold on the Reliability of Impact Echo Testing of Plate-Like Members,” Journal of Bridge Engineering, ASCE, in Review.
  2. Washer, G., Connor, R., and Nasrollahi, M., (2014) “Paper A. Framework for Risk-based Inspections,” Journal of Bridge Engineering, ASCE, Accepted.
  3. Washer, G., Connor, R., and Nasrollahi, M., “Paper B. Verification of the Framework for Risk-Based Bridge Inspection,” Journal of Bridge Engineering, ASCE, Accepted.
  4. Nasrollahi, M., Washer, G., (2014) “Estimating Inspection Intervals for Bridges Based on Statistical Analysis of NBI Data,” Journal of Bridge Engineering, ASCE, Accepted, published on-line October, 2014, in press.
  5. Rumbayan, R., Washer, G., (2014) “Modeling of environmental effects on thermal detection of subsurface damage in concrete,” Research in Nondestructive Evaluation, online accepted manuscript 23 June 2014, Vol. 25 (4), pp. 235-252.
  6. Washer, G., Connor, R., and Looten, D., (2014) “Performance Testing of Inspectors to Improve the Quality of Nondestructive Testing,” Transportation Research Record No. 2048, Journal of the Transportation Research Board, pp. 107-116.
  7. Washer, G., Fenwick, R., Nelson, S., and Rumbayan, R.(2013), “Guidelines for the Thermographic Inspection of Concrete Bridge Components in Shaded Conditions,” Transportation Research Record No. 2360, Journal of the Transportation Research Board, Vol. 1, pp 13–20.
  8. Johnson, M., Ozevin, D., Washer, G.; Ono, K.; Gostautas, R. S., Tamutus, Terry (2012), “Acoustic Emission Method for Real-Time Detection of Steel Fatigue Crack in Eyebar,” Transportation Research Record: Journal of the Transportation Research Board, No 2313, pp. 72-79.
  9. Washer, G.(2012), “Advances in the Use of Thermographic Imaging for the Condition Assessment of Bridges,” Bridge Structures-Assessment, Design and Construction, Vol 8, No. 2, pp 81-90.
  10. Washer, G., Blum, F. (2011), “Developing Raman Spectroscopy for Nondestructive Evaluation of Carbon Fiber Composites,” Materials Evaluation, American Society for Nondestructive Testing, Vol. 69, No. 10, pp 1219-1226.
  11. Washer, G., Bolleni, N.K., Fenwick, R. (2010), “Thermographic Imaging of Subsurface Deterioration in Concrete Bridges,” Transportation Research Record 2201: Journal of the Transportation Research Board, Washington, D.C., pp. 27-33.
  12. Washer, G.A., Fenwick, R.G., Bolleni, N.K. (2010), “Effects of Solar Loading on Infrared Imaging of Subsurface Features in Concrete,” ASCE Journal of Bridge Engineering, Vol. 15, No. 4, pp. 384 – 389
  13. Alampalli, S., Washer, G., et. al. (2009) (AASHTO/SEI-ASCE Ad Hoc Group on Bridge Inspection, Rating, Rehabilitation, and Replacement), “White Paper on Bridge Inspection and Rating,” Journal of Bridge Engineering, ASCE, Volume 14, Issue 1, pp. 1-5.
  14. Washer, G.A., Fenwick, R.G., Bolleni, N.K., and Harper, J. (2009), “Effects of Environmental Variables on the Infrared Imaging of Subsurface Features in Concrete Bridges,” Transportation Research Record 2108: Journal of the Transportation Research Board, Washington, D.C., pp. 107-114.
  15. Washer, G., Brooks, T., and Saulsberry, R. (2009), “Characterization of Kevlar Using Raman Spectroscopy,” Journal of Materials in Civil Engineering, ASCE, Vol. 21, No. 5, pp. 226-234.
  16. Washer, G., Blum, F.(2008), “Raman Spectroscopy for the Nondestructive Testing of Carbon Fiber,” Advances in Materials Science and Engineering, Hindawi Press, Volume 2008, article ID 693207

 

  1. Washer, G., Brooks, T. and Saulsberry, R.(2008), “Investigating the Effects of Aging on the Raman Scattering of Kevlar Strands,” Research In Nondestructive Evaluation, Vol 4, no. 3, pp. 144 – 163.
  2. Washer, G. (2006), “Nondestructive Evaluation for Post-Event Condition Assessment,” Materials Evaluation, ASNT, Vol. 64, No. 8, pp. 769 – 770.
  3. Triplett, G. and Washer, G.A. (2006), “Health Monitoring of Prestressing Strands in Concrete Structures Using Artificial Neural Network”, Intelligent Systems Through Artificial Neural Networks, Vol. 16, pp. 375-380.
  4. Washer, G., Fuchs, P., Graybeal, B., Hartmann, J. (2004), “Ultrasonic Testing Of Reactive Powder Concrete,” Transactions on Ultrasonics, Ferroelectrics and Frequency Control, IEEE,Vol. 51, No. 2, pp. 193-201.
  5. Fuchs, P.A., Washer, G.A., Chase, S.B., and Moore, M.E. (2004), “Applications of Laser-Based Instrumentation for Highway Bridges,”Journal of Bridge Engineering, ASCE, Vol. 9, No. 6, pp. 541-549.
  6. Fuchs, P.A., Washer, G.A., Chase, S.B., and Moore, M.E. (2004), “Laser-Based Instrumentation for Bridge Load Rating,” Journal of Performance of Constructed Facilities, ASCE, Vol. 18, No. 4, pp. 213-219.
  7. Phares, B.M., Washer, G.A., Graybeal, B.A., Rolander, D.D., Moore, M.E. (2004), “Routine Highway Bridge Inspection Condition Documentation Accuracy and Reliability,” Journal of Bridge Engineering, ASCE, Vol. 9, No. 4, pp. 403-413.
  8. Scott, M., Rezaizadeh, A., Delahaza, Santos, Moore, M.E.,Washer, G.A. (2003), “A Comparison of Nondestructive Evaluation Methods for Bridge Deck Assessment,” NDT&E International, Vol. 36, April, pp. 245 – 255.
  9. Graybeal, B.A., Phares, B.M., Rolander, D.D., Moore, M.E., Washer, G.A. (2003), “Visual Inspection Of Highway Bridges,” Journal of Nondestructive Evaluation, Vol. 21, No. 3, p. 67-83.
  10. Washer, G.A., Green, R.E., Pond, R.B. (2003), “Velocity Constants for Ultrasonic Stress Measurement in Prestressing Tendons,” Research in Nondestructive Evaluation, Vol. 14, No. 2., pp. 81-94.
  11. Chong, K. P., Carino, N. J., Washer, G.A. (2003), “Health Monitoring of Civil Infrastructures,” Smart Materials and Structures, Institute of Physics, Vol. 12, No. 3, pg. 483-493.
  12. Phares, B., Graybeal, B., Rolander, D., Moore, M., Washer, G. (2001), “Reliability and Accuracy of Routine Inspection of Highway Bridges,” Transportation Research Record: Journal of the Transportation Research Board, No. 1749, pp. 82-92.
  13. Graybeal, B., Rolander, D., Phares, B., Moore, M., Washer, G. (2001), “Reliability and Accuracy of In-Depth Inspection Of Highway Bridges,” Transportation Research Record: Journal of the Transportation Research Board, No. 1749, pp. 93-99.
  14. Rolander, D., Phares, B., Graybeal, B., Moore, M., Washer, G. (2001), “Highway Bridge Inspection: State of the Practice Survey,” Transportation Research Record: Journal of the Transportation Research Board, No. 1749, pp. 73-81.
  15. Zippel, W., Pincheira, J, Washer, G.(2001), “Crack Measurement in Steel Members Using the Time of Flight Diffraction Method,” Journal of Performance of Constructed Facilities, ASCE, Vol. 14, No.2, pp. 75-82.
  16. Washer, G., Phares, B. and Moore, M.(1999), “The FHWA Nondestructive Evaluation Center: A National Resource,” Transportation Research Record: Journal of the Transportation Research Board, 1680, Paper No. 99-1020, pp. 74-76.
  17. Scott, M., Duke, J., Washer, G., Davidson, N., and Weyers, R., “Automated Characterization of Bridge Deck Distress Using Pattern Recognition Analysis of Ground Penetrating Radar Data”, Materials Evaluation, Vol. 58, No. 11, November, 2000, pp. 1305-1309.
  18. Washer, G.(1999), “Developing NDT Technologies for Highway Bridges,” Materials Evaluation, Vol. 57, No. 11, pp. 1151 – 1161.
  19. Graybeal, B. A., Walther, R. A., and Washer, G. A. (2000), “Ultrasonic Inspection of Bridge Hanger Pins,” Transportation Research Record 1697, Washington, D.C., pp 19-23.
  20. Washer, G. (1998), “Developments for the Nondestructive Evaluation of Highway Bridge in the USA,” NDT&E International, Vol. 31, No. 4, pp 245-249.

Book Sections

  1. Washer, G., Alampalli, S., “NDE Methods for Composite Materials,” International Handbook of FRP Composite In Civil Engineering, September 26, 2013, ISBN-10: 0849320135, Taylor and Francis, New York, NY, Ed. Zoghi, M.
  2. Washer, G., “Nondestructive Evaluation of Bridge Elements,” Bridge Engineering Handbook, January 24, 2014, ISBN 9781439852057, Taylor and Francis, Boca Raton, FL, eds. Duan, L., Chen, W.
  3. Washer, G., Lamtenzan, D., and Lozev, M., “Detection of Cracks in Steel Bridges Using Eddy Currents,” Topics on Nondestructive Evaluation, Volume 2, Nondestructive Testing and Evaluation of Infrastructure, American Society for Nondestructive Testing, 1998, pp. 13, eds. Reis and Bjordjevic.

Other Scholarly Publications

  1. Washer, G. (2013), “Concrete Reinforcement Detection and Assessment,” the NDT Technician, American Society for Nondestructive Testing (ASNT), Vol. 12, No. 2
  2. Washer, G.(2012), “Using Infrared Thermography to Detect Damage in Concrete Bridges,” the NDT Technician, ASNT, Vol. 9, No. 3, pp. 1-5.
  1. Washer, G.A., Klemme, J.,, “Ultrasonic Stress Measurements for Evaluating the Adequacy of Gusset Plates,” NDE/NDT for Highways and Bridges: Structural Materials Technology (SMT) 2012, August 21-24, 2012, New York, New York
  1. Washer, G.A., “Thermal Imaging of Damage in Bridge Soffits,” NDE/NDT Conference on Civil Engineering, ASNT, New York, New York, August 16-20, 2010
  2. Washer, G.A., Fenwick, R.G., Bolleni, N, and Alampalli, S.A., “Environmental Factors for the Thermographic Inspection of Highway Bridges,” NDE/NDT Conference on Civil Engineering, ASNT, Oakland, CA, September 8-14, 2008
  3. Washer, G.A., Penamakuru, C., and Triplett, G., “Optimization of EMAT’s for Wires and Strands,” NDE/NDT Conference on Civil Engineering, ASNT, Oakland, CA, September 8-14, 2008
  4. Washer, G.A., Fuchs, P.A., Masterson, M. K. and Philipps, J. C., “Algorithm Development for Long-Term Monitoring of Bridge Piers,” NDE/NDT Conference on Civil Engineering, ASNT, Oakland, CA, September 8-14, 2008
  5. Washer, G.A., Fenwick, R.G., Bolleni, N, and Alampalli, S.A., “Development of Hand-Held Thermographic Inspection Technologies,” ASNT Research Symposium and Spring Conference, Anaheim, CA, March 31 – April 3, 2008.
  6. Washer, G. A., Fuchs, P.A., Masterson, M.K., and Phillips, C., “Long-Term Structural Health Monitoring for Bridge Piers,” ASNT Research Symposium and Spring Conference, Anaheim, CA, March 31 – April 3, 2008.
  7. Washer, G. A., Penamakuru, C. S., Triplet, G., “Optimization of EMATs for Steel Wires and Strands,” ASNT Research Symposium and Spring Conference, Anaheim, CA, March 31 – April 3, 2008
  8. Hopwood, T., Washer, G., “Bridge Preservation White Paper on Selection of Bridge Preservation Strategies & Actions,” FHWA Bridge Preservation Workshop, May, 2007
  9. Washer, G., Brooks, T., “Application of Raman Spectroscopy for Nondestructive Evaluation of Composite Materials,” NDE Conference on Civil Engineering, St. Louis, IL, August 2006, pp 46-52.
  10. Washer, G., Fuchs, P., Rezai, A., Ghasemi, H., “Ultrasonic Testing for Quality Control of Ultra-high Performance Concrete,” Proceedings of the Structures Congress and Exposition, St. Louis, MO, May, 2006, p. 78.
  11. Washer, G., Alampalli, S., “NDE Technologies for Condition Assessment of FRP Retrofits,” ASNT Fall Conference, American Society for Nondestructive Testing, Columbus, OH, October, 2005
  12. Rezai, A., Washer, G., Moore, M., “Innovative Ultrasonic Testing Method for Quality Assurance of Workmanship of Butt Welds During Fabrication of Steel Bridge Girders,” Third International Conference on Construction Materials, August, 2005, Vancouver, Canada
  13. Washer, G., Fuchs, P., Rezai, A., Ghasemi, H., “Ultrasonic Measurement of the Elastic Properties of Ultra High Performance Concrete (UHPC),” SPIE’s 10th Annual International Symposium on NDE for Health Monitoring and Diagnostics, San Diego, CA, March, 2005
  14. Washer, G., Fuchs, P., “Ultrasonic Health Monitoring of Prestressing Tendons,” Proceedings of Structural Materials Technology VI, Buffalo, NY, September, 2004
  15. Rezai, A., Washer, G., Moore, M., “Laboratory and Field Evaluation of Automated Ultrasonic Testing for Inspection of Butt Welds during Fabrication,”   Proceedings of Structural Materials Technology VI, Buffalo, NY, September, 2004
  16. Fuchs, P., Washer, G., “Infrared Thermographic Bridge Deck Inspection on the Poplar Street Bridge, St. Louis, MO,” Proceedings of Structural Materials Technology VI, Buffalo, NY, September, 2004
  17. Washer, G.A., Fuchs, P.A., Graybeal, B.A., “Elastic Properties of Reactive Powder Concrete,” International Symposium on Nondestructive Testing in Civil Engineering 2003, Berlin, Germany, Sept. 2003.
  18. Washer, G.A., “Nondestructive Evaluation for Highway Bridges in the United States,” International Symposium on Nondestructive Testing in Civil Engineering 2003, Berlin, Germany, Sept. 2003.
  19. McCormick, R., Washer, G., Small, E., “Preserving the Health of the US Bridge Infrastructure:The Role of New Technologies in the Federal Bridge Program,” International Workshop on Structural Health Monitoring of Bridges, Kitami, Japan, September, 2003.
  20. Lozev, M., Grimmett, B., Washer, G., Fuchs, P., and Spencer, R., “Ultrasonic Phased-Array Inspection of Bridge Pins and Eyebars,” Structural materials Technology V, September 10-13, 2002, Cincinnati, OH, pp. 201-208.
  21. Saleh, H., Goni, J., and Washer, G., “Radiographic Inspection of Post-Tensioning Tendons Using High-Energy X-ray Machines,” Structural materials Technology V, September 10-13, 2002, Cincinnati, OH, pp. 201-208.
  22. Washer, G.A., “Developments in NDE for Highway Bridges in United States,” 8th European Conference on Nondestructive Testing, European Society of Nondestructive Testing, Barcelona, Spain, 2002
  23. Chong, K. P., Carino, N. J., Washer, G. A., “Health Monitoring of Civil Infrastructures,” Proceedings of the SPIE Health Monitoring and Management of Civil Infrastructure Systems, Plenary Paper, Newport Beach, CA, May, 2001, pp.1-16.
  24. Scott, M., Rezaizadeh, A., Delahaza, A., Santos, C. G., Moore, M., Graybeal, B., and Washer, G. “A comparison of nondestructive evaluation methods for bridge deck assessment.” Structural Faults and Repair, London, United Kingdom, 245-255.
  25. Fuchs, P., Washer, G., and Chase, S., “Ultrasonic Stress Measurements On A Curved Girder Bridge Cross Frame Member,” Structural materials Technology IV, Feb. 29-Mar. 3, 2000, Atlantic City, NJ, pp. 428-433.
  26. Scott, M., Duke, J., Washer, G., Davidson, N., Weyers, R., and Moore, M., “Evaluating PERES GPR System for Bridge Deck Inspection Using Image Processing and Pattern Recognition Data Analysis,” Structural Materials Technology IV, Feb. 29-Mar. 3, 2000, Atlantic City, NJ, pp. 61-67.
  27. Fuchs, P., Washer, G., and Chase, S., “Large-Scale Structural Monitoring Using a Scanning Laser Displacement Measurement Instrument,” Structural Materials Technology IV, Feb. 29-Mar. 3, 2000, Atlantic City, NJ, pp. 307-312.
  28. Phares, B.,Graybeal,B. , Rolander, D., Moore, M., and Washer, G., “Visual Inspection Reliability Study,” Structural Materials Technology IV, Feb. 29-Mar. 3, 2000, Atlantic City, NJ, pp. 14-19.
  29. Washer, G., Moore, M., and Walther, R. “FHWA approach for reliability testing of the visual inspection method.” Structures Congress – Proceedings, 829-832.
  30. Lozev, M.G., Washer, G. A., and Wright, W. J., “NDE of Delayed Cracking on Pivot Steel Box Girders,” Proceedings of the 15th World Conference on Non-Destructive Testing, October 15-21, 2000, Rome, Italy.
  31. Saleh, H., Chase, S., and Washer, G., “Evaluation of Structural Cables Using X-ray Radiography: Feasibility Study”, Structural Materials Technology IV, Feb. 29-Mar. 3, 2000, Atlantic City, NJ.
  32. Phares, B. M., Washer, G. A., Moore, M., and Graybeal, B. A. , “Validation of NDE methods.” Proceedings of SPIE – The International Society for Optical Engineering, 3587, 118-126, 1999.
  33. Phares, B.,Graybeal, B. , Rolander, D., and Washer, G., “Visual Inspection of Highway Bridges,” American-European Workshop on Nondestructive Inspection Reliability, September 21-24, 1999, Boulder, CO.
  34. Washer, G., “The FHWA Nondestructive Evaluation Validation Center,” Structural Engineers World Congress, ASCE, July 18 – 23, 1998, San Francisco, CA, USA.
  35. Washer, G., Zippel, W., “Measurement of Fatigue Cracks in Structural Steel Using the Ultrasonic Time of Flight Diffraction Method,” Proceedings of The Structural Materials Technology and Nondestructive Testing Conference, San Antonio, TX, March 31 – April 3, 1998.
  36. Khan, M., Chase, S.B., Washer, G., “Evaluation of Dual Band Infrared Thermography System for Bridge Deck Delamination Surveys,” Proceedings of The Structural Materials Technology and Nondestructive Testing Conference, San Antonio, TX, March 31 – April 3, 199, pp.224-235.
  37. Washer, G., Lamtenzan, D., and Lozev, M. , “Detection of Cracks in Steel Bridges Using Eddy Currents,” Proceeding of the ASNT 1996 Spring Conference and Research Symposium, Houston, TX, March 17 – 21, 1997
  38. Washer, G. , “Developments for the Nondestructive Evaluation of Highway Bridges in the United States,” Proceedings of the Non Destructive Testing in Civil Engineering Conference, Liverpool, England April 8 – 11, 1997.
  39. Washer, G., “Developing Tools for the Inspection of Highway Bridges in the United States,” S. – Japan Joint Seminar on Civil Infrastructure Systems, Sponsored by NSF, August 28 – 30, 1997, Honolulu, HI, USA.
  40. Washer, G., “Development of a Time of Flight Diffraction Method for Highway Bridge Applications,” Proceeding of the ASNT 1996 Spring Conference and Research Symposium, Norfolk, VA, March 18 – 22, 1996.
  41. El – Khoury, A, Washer, G, “Finite Element Modeling of a Pin – Hanger Connection,” Proceedings of The Structural Materials Technology and Nondestructive Testing Conference, Feb 20 – 23, 1996.
  42. Washer, G., “Detection of Fatigue Cracks in Eyebars Using Time of Flight Diffraction,” Proceedings of The Structural Materials Technology and Nondestructive Testing Conference, Feb 20 – 23, 1996.

Other Publications

  1. Washer, G. A., “NDT of bridges: An introduction to the technical focus issue.” Materials Evaluation, 63(1), 2005, pp. 49.
  2. Washer, G. A., “Improving Bridge Inspections.” Public Roads, 67, 2003, pp. 51-56.
  3. Phares, B. M., Rolander, D. D., Graybeal, B. A., and Washer, G. A.,”Reliability Of Visual Bridge Inspection.” Public Roads, 64, 2001, p. 22-29.
  4. Graybeal, B. A., Walther, R. A., Washer, G. A., and Waters, A. M., “Ultrasonic Inspection of Bridge Pins,” Public Roads, Vol. 64, No. 3, November, 2000, pp. 20 – 25.
  5. Washer, G., “Developing NDE Technologies for Infrastructure Assessment,” Public Roads, Vol. 63, No. 4, January, 2000, pp. 44 – 50.
  6. Phares, B. M., Rolander, D. D., Graybeal, B. A., and Washer, G. A. (2000). “Studying The Reliability Of Bridge Inspection.” Public Roads, 64(3), 15-19.
  7. Washer, G., Nelson, G., “Development of the Historic Bridge Steel Database,” Public Roads, Vol. 60, Number 3, December – January 1997.
  8. Washer, G., Chase, S., “Nondestructive Evaluation for Bridge Management in The Next Century,” Public Roads, Vol. 61 No.1 July, August 1997
  9. Washer, G., “Performance of Epoxy-Coated Prestressing Strands at Elevated Temperatures,” Public Roads, Vol 59, No. 1, Summer, 1995, pp. 6-7.