62386 profile 1288183108 1418315504 <![CDATA[Zhaohua Wang]]> Wang received his Ph.D. from Tsinghua University, Beijing, China, in 1998.  As a visiting scholar, he joined the School of Civil and Environmental Engineering at Georgia Tech in 2001. He joined GIS center as a research engineer II in 2007 and was promoted to a senior research engineer in 2011.  During the past 10 years, he has been continuously conducting research and development in the fieds of highway pavement management systems, highway pavement condition assessment using sensor technology, roadway asset inventory and management systems and application of GIS/GPS and Information Technology for pavement rehabilitation and design.

As a result of the continuous research and development and in an effort of disseminating the research outcome, he has authored/co-authored eight refereed journal papers and other 12 technical conference presentations.  As a project manager and leading developer, he has delivered 10 software products to sponsors and co-authored five research project final reports.

As a PI/Co-PI, he has actively managed/led seven research projects with a total amount of $2 million, four of which are on-going projects.  As a task leader, he has significantly contributed in other eight research projects with a total amount of $3 million.  In fulfilling these research projects, he has supervised 12 Graduate Research Assistants (GRA). 

Educational Background

1994-B.S. (Hydraulic Engineering), Tsinghua University, Beijing, China

1998-Ph.D. (Hydraulic Engineering), Tsinghua University, Beijing, China

Fields of Interest 

]]> highway pavement management systems; highway pavement condition assessment using sensor technology; roadway asset inventory and management systems; application of GIS/GPS and Information Technology for pavement rehabilitation and design

]]> Journal Papers

1)     Wang, Z. and Tsai, Y. (2011) “Pavement Layer Data Repository Using A Spatio-Temporal Block Model”, Journal of Computing in Civil Engineering (in review).

2)     Tsai, Y., Hu, Z., Wang, Z., “Vision-based Roadway Geometry Computation” ASCE

Journal of Transportation Engineering, Vol. 136, No. 3, pp. 223-233, 2010.

3)     Tsai, Y., Wu, J., Wang, Z., Hu, Z., “Horizontal Roadway Curvature Computation Algorithm Using Vision technology”, Computer-Aided Civil and Infrastructure Engineering, Vol. 25, No. 2, pp. 78-88, 2009. 

4)     Tsai, Y., Kim, P., Wang Z., “A Generalized Image Detection Model for Developing a Sign Inventory”, ASCE Journal of Computing in Civil Engineering, No. 5, pp. 266-276, 2009. 

5)     Wang, Z., Tsai, Y., Pitt, E., Wu, Y., “Impact of Escalating Construction Cost on Long-term Pavement Performance”, Journal of Transportation Research Board, No. 2093, pp. 84-92, 2009. 

6)     Yang, C., Tsai, Y., Wang, Z., “Algorithm for Spatial Clustering of Pavement Segments”, Journal of Computer-Aided Civil and Infrastructure Engineering. Vol. 24, No. 2, pp. 93-108, 2009. 

Conference Presentations with Proceedings (refereed)

1)     Tsai, Y., Wang, Z. and Yang C., “A Prototype Real-time GPS/GIS-based Emergency Response System for Locating and Dispatching Moving Patrol Vehicles with the Shortest Path and Beat-based Spatial Search”, Proceedings of the 3rd International Conference on Traffic and Transportation Studies, Guilin, China, pp. 1361-1368,  July 23-25, 2002.

2)     Tsai, Y., Wu, M. and Wang, Z., “Re-engineered Roadway Transportation Data Inventory Using GPS/GIS”, Proceedings of the 8th International Conference on Application of Advanced Technologies in Transportation Engineering, Beijing, China, pp. 542-547, May 26-28, 2004.

3)     Tsai, Y., Wu, J., Wu, Y., Wang, Z., “Automatic Roadway Geometry Measurement Algorithm Using Video Images”, Proceedings of 13th International Conference on Image Analysis, Cagliari, Italy, Vol. 3617, No. 13, pp. 669-678, September 6-8, 2005.

4)     Tsai, Y., Yang, C., Wang, Z., “Spatial Clustering for Determining Economical Highway Pavement Let Projects”, Proceedings of Geotechnical Engineering in the Information Age, Atlanta, GA, February 26 – March 1, 2006.

5)     Wang, Z., Tsai, Y., Pitts, E., “Pavement Preservation: Pay Now or Pay Big Later”. Compendium of Papers from the 1st International Conference on Pavement Preservation, Newport Beach, CA, pp. 85-101, April 13-15, 2010.

Ongoing Projects

1)     Title: Enhancement of GDOT’s Pavement Rehabilitation and Design Processes by Integrating New and Existing Data Sources and Developing Data Analysis and Reporting Procedures

Sponsor: Georgia Department of Transportation, Office of Materials and Research

CO-PIs: Zhaohua Wang and James Tsai

Amount Requested: $395,150

Period of Performance: March 9, 2011 to June 9, 2013

 

2)     Title: A Remote Sensing GIS-Based Asset Management System (RS-GAMS) Phase 2.

Sponsor: US Department of Transportation, RITA program

CO-PIs: James Tsai and Zhaohua Wang

Amount Funded: $1,519,082 (50% cost sharing)

Period of Performance: June 15, 2011 to Jun 14, 2013

3)     Title:GIS-Based Asset Management System (RS-GAMS).

Sponsor: US Department of Transportation, RITA program

CO-PIs: James Tsai and Zhaohua Wang

Amount Funded: $1,394,554 (50% cost sharing)

Period of Performance: January 1, 2010 – December 31, 2011

 

4)     Title: A Remote Sensing GIS-Based Asset Management System (RS-GAMS).

Sponsor: Georgia Department of Transportation, Office of Maintenance

CO-PIs: James Tsai, Zhaohua Wang, and Yiching Wu

Amount Funded: $400,000

Period of Performance: June 2010 – June 2014

 

5)     Title: Spatial Traffic Volume Estimation and Projection Methodology for Pavement Resurfacing Project Prioritization

Sponsor: Georgia Department of Transportation, Office of Maintenance

CO-PIs: James Tsai, Zhaohua Wang, Seung-Kyum Shoi, and Yiching Wu

Amount Requested: $92,373

Period of Performance: April 13, 2011 to April 13, 2013

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