| Evaluation of the Scottsdale Loop 101 automated speed enforcement demonstration program K Shin, SP Washington, I Van Schalkwyk Accident Analysis & Prevention 41 (3), 393-403, 2009 | 106 | 2009 |
| A strategy to reduce older driver injuries at intersections using more accommodating roundabout design practices D Lord, I van Schalkwyk, S Chrysler, L Staplin Accident Analysis & Prevention 39 (3), 427-432, 2007 | 65 | 2007 |
| A strategy to reduce older driver injuries at intersections using more accommodating roundabout design practices D Lord, I van Schalkwyk, S Chrysler, L Staplin Accident Analysis & Prevention 39 (3), 427-432, 2007 | 65 | 2007 |
| Methodology for estimating the safety performance of multilane rural highways D Lord, SR Geedipally, BN Persaud, SP Washington, I van Schalkwyk, ... NCHRP Web-Only Document 126, 2008 | 58* | 2008 |
| Differences in the performance of safety performance functions estimated for total crash count and for crash count by crash type T Jonsson, C Lyon, J Ivan, S Washington, I Van Schalkwyk, D Lord Transportation Research Record: Journal of the Transportation Research Board …, 2009 | 36 | 2009 |
| Methodology to predict the safety performance of rural multilane highways [Final Report for NCHRP Project 17-29] D Lord, S Geedipally, B Persaud, S Washington, I van Schalkwyk, J Ivan, ... http://www. trb. org/Main/Blurbs/159935. aspx http://onlinepubs. trb. org …, 2008 | 34* | 2008 |
| Red light running: A policy review C Quiroga, E Kraus, I van Schalkwyk, J Bonneson Texas Transportation Institute, 2003 | 33 | 2003 |
| Methodology to predict the safety performance of rural multilane highways D Lord, SR Geedipally, BN Persaud, SP Washington, I van Schalkwyk, ... NCHRP Web Document, 2008 | 32 | 2008 |
| Plansafe: forecasting the safety impacts of socio-demographic changes and safety countermeasures S Washington, I van Schalkwyk, D You, K Shin, JP Samuelson | 25 | 2010 |
| Important omitted spatial variables in safety models: understanding contributing crash causes at intersections S Mitra, S Washington, I van Schalkwyk Transportation Research Board 86th Annual Meeting 2007 Compendium of Papers …, 2007 | 25 | 2007 |
| Influence of land use and driveway placement on safety performance of arterial highways R Avelar, K Dixon, L Brown, M Mecham, I van Schalkwyk Transportation Research Record: Journal of the Transportation Research Board …, 2013 | 24 | 2013 |
| Methodology for estimating the safety performance of multilane rural highways. NCHRP Web-Only Document 126 D Lord, SR Geedipally, BN Persaud, SP Washington, I van Schalkwyk, ... Transportation Research Board, Washington, DC (http://onlinepubs. trb. org …, 2008 | 15 | 2008 |
| Evaluation of the City of Scottsdale Loop 101 photo enforcement demonstration program S Washington, K Shin, I Van Schalkwyk Arizona Department of Transportation, 2007 | 15 | 2007 |
| Balancing urban driveway design demands based on stopping sight distance K Dixon, I van Schalkwyk, R Layton Transportation Research Record: Journal of the Transportation Research Board …, 2009 | 14 | 2009 |
| NCHRP Web-Only Document 126: Methodology to Predict the Safety Performance of Rural Multilane Highways D Lord, SR Geedipally, BN Persaud, SP Washington, I van Schalkwyk, ... Transportation Research Board of the National Academies, Washington, DC, 2008 | 14 | 2008 |
| Investigating differences in the performance of safety performance functions estimated for total crash count and for crash count by crash type T Jonsson, C Lyon, J Ivan, S Washington, I Van Schalkwyk, D Lord Transp. Res. Rec., J. Transp. Res. Board 2102, 115-123, 2009 | 13 | 2009 |
| Quantifying Safety Performance of Driveways on State Highways K Dixon, R Avelar, L Brown, M Mecham, I Van Schalkwyk | 12 | 2012 |
| Reducing older driver injuries at intersections using more accommodating roundabout design practices D Lord, I van Schalkwyk, L Staplin, S Chrysler TRB Conference, Vail, CO, 2005 | 12 | 2005 |
| Assessment of Statewide Intersection Safety Performance CM Monsere, T Johnson, K Dixon, J Zheng, I Van Schalkwyk, CHM Hill Oregon. Dept. of Transportation. Research Section, 2011 | 11 | 2011 |
| Enhancements to Pavement Marking Testing Procedures I Van Schalkwyk | 11 | 2010 |
