Karl H Zimmerman

Effect of Yellow-Interval Timing on the Frequency of Red-Light Violations at Urban Intersections

James A. Bonneson, Karl H Zimmerman · Transportation Research Record Journal of the Transportation Research Board · 2004 · 74 citations

Engineering, Transportation Planning, Crashworthiness +6

Development of Tools for Evaluating the Safety Implications of Highway Design Decisions

James A. Bonneson, Dominique Lord, Karl H Zimmerman et al. · 2007 · 34 citations

Engineering, Transportation Planning, Highway Planning +16

In-Service Evaluation of a Detection-Control System for High-Speed Signalized Intersections

Karl H Zimmerman, James A. Bonneson · 2005 · 29 citations

Engineering, Automotive Engineering, Systems Engineering +17

CRITERIA FOR HIGH DESIGN SPEED FACILITIES

Kay Fitzpatrick, Karl H Zimmerman, Roger P Bligh et al. · 2007 · 14 citations

Engineering, Civil Engineering, Transportation Planning +17

Procedure for Using Accident Modification Factors in the Highway Design Process

James A. Bonneson, Karl H Zimmerman · 2007 · 13 citations

Engineering, Design, Highway Planning +14