A trailblazing sign must be installed if the route to the business requires a direction change, if there is a question as to which roadway to follow, or if additional guidance is needed. A trailblazing sign is not allowed on a state highway if:
S.D. Admin. R. 70:04:02:23
General Authority: SDCL 31-29-80.1.
Law Implemented: SDCL 31-29-80.1.
"Signs," Part 2, Manual on Uniform Traffic Control Devices for Streets and Highways, Eleventh Edition, December 2023, Federal Highway Administration, U.S. Department of Transportation. Copies may be viewed and printed free of charge at: https://mutcd.fhwa.dot.gov/pdfs/11th_Edition/mutcd11thedition.pdf.