Road transportation is more favoured as it is less expensive and relatively faster than other
modes of transportation. A higher probability of getting involved in crashes reveals its …

Transport infrastructure is a fundamental component of the whole infrastructure system and
socio-economic development. However, it is still a challenge to identify factors affecting …

High crash rates on horizontal curves during wet weather are a major road safety concern.
Among the various causes of crashes on horizontal curves, wet-weather skidding is a major …

Abstract The Empirical Bayes approach for before-after evaluation methodology utilizing the
negative binomial model does not account well for unobserved heterogeneity. Building on …

Centerline rumble strips are low-cost effective countermeasures installed on the center of
the highway segments to reduce crashes, especially roadway departure crashes. For safety …

Estimating reliable causal estimates of road safety interventions is challenging, with a
number of these challenges addressable through analysis choices. At a minimum …

Perceptual markings on roads are verified with short-term effectiveness for accident
prevention. However, the long-term performance of them is seldomly investigated, which …

Having the capability of estimating both the number of crashes and their severity levels,
crash prediction models are a precious tool in highway safety. However, there hasn't been …

In this study, the effect of median guardrails in no-passing zone sections of a two-lane two-
way highway was investigated. In this regard, the Firuzkuh-Qaemshahr highway in …

The reduction in locational traffic accident risks through appropriate traffic safety
management is important to support, maintain, and improve children's safe and independent …