ROSA P serves as an archival repository of USDOT-published products including scientific findings, journal articles, guidelines, recommendations, or other information authored or co-authored by USDOT or funded partners.
As a repository, ROSA P retains documents in their original published format to ensure public access to scientific information.
This project began as an attempt to perform a formal comparative cost benefit analysis of privatized wall barrier purchase/management and NMDOT wall barrier purchase/management in order to answer the question "What are the costs and benefits of privatizing portable concrete highway wall barrier?" Attempts to model private and public costs were hampered by lack of data. As a result, data research was replaced by policy research. Informational interviews and surveys were performed, a policy discussion meeting was held, and a set of policy recommendations was arrived at.
Intermodal transportationsystem planning, design,improvement, performanceevaluation, or economicassessments include safetyimprovements because theylow...
The use of wide medians and clear zones that do not require median and roadside barriers is the current design practice for new and reconstructed rura...
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