Message posted by BobInGilroy on January 18, 2018 at 17:26:36 PST:
I posted a question about strange highway markers along the road in March of this year. I finally wound up emailing NDOT and asked them. They actually did reply. Might want to give that a shot.
They actually did reply. Might want to give that a shot.
In Reply to: Re: Asking for help identifying markers posted by Joerg (Webmaster) on January 18, 2018 at 10:57:53 PST: