Free ASTM Standards Download

AS 4852.1:2019 pdf free.Variable message signs Part 1: Fixed signs. 2.1 General The sign shall be designed to ensure that it provides continuous and reliable operation for the roadside environment and wide environmental conditions in normal operation....

AS 4852.2:2019 pdf free.Variable message signs Part 2: Portable signs. 2.1 General arrangement for trailer mounted signs Signs shall be supplied as a self-contained item of plant, mounted on a trailer, and complete with a power supply...