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Pages 133-134

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From page 133...
... 133   C H A P T E R   9 Summary and Conclusions Under this project, guidelines for roadside clear zones were developed in terms of key roadway and roadside design parameters. Due to the limitations inherent in using crash data for this purpose, an innovative methodology was used that combined encroachment simulations, crash data, statistical modeling, and risk analysis.
From page 134...
... 134 Development of Clear Recovery Area Guidelines obstacle spacing beyond the clear zone edge. A relative risk approach was used to define a clear zone distance for a given design configuration that has a P(K+A)

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