Q: I have a follow-up question on MnDOT sign post types. I too have noticed the old U-channel sign posts being replaced with PSST posts on many Minnesota highways. And I have noticed for years that ...
Hello and congratulations on clicking on a story about road sign fonts, you're officially a nerd — the best kind, obviously. The only approved typeface used on U.S. road signs between 1956 and 2004 ...
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