MUTCD 11th Edition (2023)
Section 2A.22 — Maintaining Minimum Retroreflectivity
Manual on Uniform Traffic Control Devices, Section 2A.22. Standards, guidance, options and support statements, with figures and cross-references.
Section 2A.22 Maintaining Minimum Retroreflectivity Retroreflectivity Support: 01 Retroreflectivity is one of several factors associated with maintaining nighttime sign visibility (see Section 2A.21). Standard: 02 Public agencies or officials having jurisdiction shall use an assessment or management method that is designed to maintain sign retroreflectivity at or above the minimum levels in Table 2A-5 . Support: 03 Compliance with the Standard in Paragraph 2 of this Section is achieved by having a method in place and using the method to maintain the minimum levels established in Table 2A-5 .…
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