The 2020 interim contains updated information for the Standard Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, 6th Edition.
Document identifier
AASHTO LTS-6-I3
Title
AASHTO 2020 Interim Revisions to Structural Supports for Highway Signs, Luminaires, and Traffic Signals, 6th Edition, 2020 Interim Revisions