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Standard Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, 6th Edition, Includes Errata, 2015, 2020 and 2022 Interim Revisions
AASHTO LTS-6 – Standard Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, 6th Edition, Includes Errata, 2015, 2020 and 2022 Interim Revisions
These Specifications are applicable to the structural design of supports for highway signs, luminaires, and traffic signals. The Specifications are intended to serve as a standard and guide for the design, fabrication, and erection of these types of supports. Structural supports are categorized as follows: sign support structures, luminaire support structures, traffic signal support structures, and a combination of these structures.
