by: James Wesser, Nexstar Media Wire October 28, 2022 (WHTM) — Now that you know why highway signs are green, it’s time to dive into another highway sign question: why are some signs in one font and other signs in another? Before that question is answered, let’s talk about the history of highway sign fonts. The main typeface seen on signs for many decades is called “Highway Gothic.” This typeface is defined by the Federal Highway Administration (FHWA) Standards Alphabets for Traffic-Control Devices, which was published in 1948. These Atlanta traffic signs show the older style Highway Gothic type (Getty Images) There have been six variations of Highway Gothic. In recent years, the standard typeface for guide signs for higher-speed highways is the Series E or Series E(M) of Highway Gothic.
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