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Traffic Signal Operations Near Highway-Rail Grade Crossings

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    • |PDF

TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis Report 271: Traffic Signal Operations Near Highway-Rail Grade Crossings presents a review of the current practices associated with the operation of traffic signals at intersections located near highway-rail grade crossings.&nbs

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Washington State Blue Alert System Plan

  • 2013
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    • |PDF
The purpose of this document is to inform the readers about the Blue Alert System Plan, which is a system that facilitates the flow of information between the law enforcement and public in the case of a serious threat. This document includes information on Blue Alert criteria, the procedure for agen
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