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Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations

Report
This report is an archived publication and may contain dated technical, contact, and link information
Publication Number: FHWA-RD-98-133
Date: October 1998

Accident Models for Two-Lane Rural Roads: Segment and Intersections

3. Data Collection

This chapter discusses the populations on which the study is based and how samples were selected from these populations, how sample data were collected, and the limitations on the quality of the sample data. Table 1 gives a list of the chief variables collected.

The Populations and Sample Selection

How Data Were Collected

Limitations on Data Quality

Summary

 

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