Lighting Practices for Isolated Rural Intersections (2022) / Chapter Skim
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4 C H A P T E R 2 State Policies and Practices for Isolated Rural Intersection Lighting Approximately 70% of states reported that they have guidelines or policies to help decide where and how to implement lighting at isolated rural intersections (Figure 1)
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Warranting Issues 5 Figure 1. Responses to "Does your agency have any policies or guidance for determining where and how to implement isolated rural intersection lighting?
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6 Lighting Practices for Isolated Rural Intersections Alternatives to Lighting at Isolated Rural Intersections Lighting is only one safety element that can be used at isolated rural intersections and, in some cases, may not be the preferred treatment. Table 1 summarizes findings about some of these alternatives from the published literature.
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Warranting Issues 7 Supplementary pavement markings • Could be considered before (Government of Alberta 2011) or in conjunction with (Green et al.
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8 Lighting Practices for Isolated Rural Intersections Figure 5. Photograph of oversized reflective delineators along a curve adjacent to a rural roadway intersection, used as an alternative to lighting.
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Warranting Issues 9 Warranting Factor Notes and References Traffic volume • High traffic volume (Wright County [MN] 2002; New Mexico DOT 2020)
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10 Lighting Practices for Isolated Rural Intersections been offered (Preston and Schoenecker 1999; FHWA 2012; Jefferson County [MO]
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