Table of Contents


Chapter 1 - Introduction
Background
A Brief Discussion of Bicycle Lanes and Wide Curb Lanes
Parent Study Method
Overview
City Selection
Site Characteristics
Videotaping of Bicyclists
Bicyclist Experience Data
Coding of Videotape Data
Coding and Analysis of Crash Data
Organization of the Manual
Chapter 2 - Summary of Main Result
Summary of Main Results
Bicyclist Characteristics
Midblock Movements
Statistical Modeling of Spacing Between Bicycles and Motor Vehicles
Intersection Movements
Midblock Conflicts
Intersection Conflicts
Statistical Modeling of Conflict Data
Clinical Examination of High Conflict Rate Sites
Clinical Examination of Serious Conflicts
Comparisons with Crash Data
Further Comment
Level of Experience
Wrong-Way Riding
Turning and Other Maneuvers at Intersections
Conflicts
Chapter 3 - Recommended Countermeasures for Certain Problem
Situations Associated with Bike Lanes and Wide Curb Lanes
Problem Situations
Parked Motor Vehicles
Driveways and Intersecting Roads
Additional Lanes at Intersections
Recent Countermeasure Research Findings from Other Countries
Chapter 4. Conclusions
References

List of Figures


Figure 1. Typical bicycle lane
Figure 2. Typical wide curb lane
Figure 3. City map
Figure 4. Typical data collection setup
Figure 5. Vehicle encroachment into the adjacent travel lane when passing bicyclists in a WCL
Figure 6. Bicyclist making a left turn in advance of the intersection
Figure 7. Bicyclist swerving across a lane of traffic
Figure 8. Bicyclist having to swerve to avoid the opening of a motor vehicle door
Figure 9. BL and WCL intersection types
Figure 10. Motor vehicle turning right soon after overtaking bicyclists
Figure 11. Bicyclist shifting left to avoid rough pavement
Figure 12. Bicyclist riding next to parked vehicles in a BL
Figure 13. Bicyclist attempting to make a left turn in front of a motorist
Figure 14. A higher proportion of riding facing traffic, both on the sidewalk and in the street, occurred in WCL situations
Figure 15. Standard no parking signs for bike lanes
Figure 16. Double striped BL with parking
Figure 17. Combination BL with parking T's
Figure 18. Possible sidewalk and sign treatments at a busy commercial driveway or alley intersection
Figure 19. Signing and BL dashing treatments at at a busy driveway or alley intersection
Figure 20. Example of traffic splitting
Figure 21. Dashed BL stripe at right-turn situation
Figure 22. European bike box