Ibbs, W and Nguyen, L. D. (2011) "Cases and Board Decisions on Cumulative Impact Claims" The Construction  Lawyer, 31(4),  32-41. Full Paper.

Nguyen, L. D. and Ibbs, W. (2010) "Case Law and Variations in Cumulative Impact Productivity Claims." Journal of Construction Engineering and Management, ASCE, 136(8), 826-833. Full Paper.

Ibbs, W. (2008) "The Cumulative Impact of Change on Construction Labor Productivity." Full Paper.

Nguyen, L. D. and Ibbs, W. (2008) "FLORA: New Forensic Schedule Analysis Technique." Journal of Construction Engineering and Management, ASCE, 134(7) (in press). Full Paper.

Ibbs, W., Nguyen, L. D. and Lee, S. (2007) "Quantified Impacts of Project Change." Journal of Professional Issues in Engineering Education and Practice, ASCE, 133(1), 45-52. Full Paper.

Ibbs, W. and Nguyen, L. D. (2007) "Alternative for Quantifying Field-Overhead Damages." Journal of Construction Engineering and Management, ASCE, 133(10), 735-742. Full Paper.

Ibbs, W. and Nguyen, L. D. (2007) "Schedule Analysis under the Effect of Resource Allocation." Journal of Construction Engineering and Management, ASCE, 133(2), 131-138. Full Paper.

Nguyen, L. D. and Ibbs, W. (2006) "Delay Analysis Considering Resource Allocation." In Proceedings of the 31st Annual Conference of the Australasian Universities Building Educators Association (AUBEA) (ISBN 0-9775325-0-X), July 12-14, 2006, Sydney, Australia. Full Paper.

Ibbs, W. and Liu, M. (2005) "Improved Measured Mile Analysis Technique." Journal of Construction Engineering & Management, ASCE, 131(12), 1249-1256. Full Paper.

Ibbs, W. "The Impact of Change's Timing on Labor Productivity." Journal of Construction Engineering & Management, ASCE, 131(11), November 2005, 1219-1223. Full Paper.

Ibbs, W. and Liu, M. (2005) "System Dynamic Modeling of Delay and Disruption Claims." Cost Engineering, AACE, 47(6). Full Paper

Ibbs, W., Nguyen, L. D., Shumway, R. and Hughes, R. M. (2005) "A Checklist to Avoid False Claims." Construction Claims Online, 3(17). Full Paper

Ibbs, W. (2003) "The Impact of Change's Timing on Labor Productivity." Full Paper

Lee, E. B., Roesler,  J. R., Harvey, J. T. and Ibbs, C. W. (2001) "Case Study of Urban Concrete Pavement Reconstruction and Traffic Management for the I-10 (Pomona, CA) Project." Report prepared for Innovative Pavement Research Foundation (IPRF). Full Report

Disruption and Their Impact 
See our new comprehensive Field Manager's Guide to Quantifying Project Change.

Presentations

Ibbs, C. W. (2005) "Best Project Management Practices for the Bay Bridge Project." Presented to the Joint State Legislative Audit Committee, CA. Full Presentation

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