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Frequently Asked Questions - Part 10 Traffic Controls for Highway-Light Rail Transit (LRT) Grade Crossings

The following list of questions relates to the MUTCD Part 10 Traffic Controls for Highway-Light Rail Transit (LRT) Grade Crossings:

1. Are trolleys considered light rail transit for the purposes of the MUTCD?
2. How are temporary traffic control areas addressed in the MUTCD in urban areas where trolleys operate in a mixed-use alignment (trolleys operate in the street with motor vehicles)?
3. Are crossbuck signs and their supports at highway-light rail transit grade crossings required to have retroreflective strips, just as at highway-rail grade crossings?
4. Who is responsible for installing the white retroreflective strips on the Crossbuck and its support, the public road agency or the transit agency or railroad company?

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Part 10 Traffic Controls for Highway-Light Rail Transit (LRT) Grade Crossings: Frequently Asked Questions

1. Q: Are trolleys considered light rail transit for the purposes of the MUTCD?

A: Yes, trolleys and streetcars are considered LRT.

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2. Q: How are temporary traffic control areas addressed in the MUTCD in urban areas where trolleys operate in a mixed-use alignment (trolleys operate in the street with motor vehicles)?

A: The MUTCD provides standards and guidance on temporary traffic control zones involving LRT operations in Section 10A.05. These apply to both mixed-use and semi-exclusive alignments.

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3. Q: Are crossbuck signs and their supports at highway-light rail transit grade crossings required to have retroreflective strips, just as at highway-rail grade crossings?

A: Yes, the requirements for these strips in Section 10C.02 are the same as for highway-rail grade crossings in Section 8B.03. The FHWA is also allowing the same 10-year compliance period (until January 17, 2011) for the installation of these retroreflective white strips to be added to the crossbucks and supports.

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4. Q: Who is responsible for installing the white retroreflective strips on the Crossbuck and its support, the public road agency or the transit agency or railroad company?

A: The responsibility for installation of the strips would be determined by the laws of each State, which may specify either the public agency owning the road or the railroad company or the transit agency as being responsible for installing and maintaining the crossbuck, its support, and other associated devices.

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