If you saw this sign while out and about, you might have chuckled and received the message loud and clear. However, FHWA wants to make sure there's no room for confusion.

“The new changeable message signs will allow Caltrans to display reliable, real-time travel and traffic safety information using high-resolution color text and images during both day- and night ...

In the chapter on changeable message signs (CMS), which is the category that overhead electronic highway signs fall under, the federal agency strongly recommends against the use of messages with ...

The signs should be used for guidance and traffic information that will impact travel down the State Highway System, according to the Changeable Message Signs Guidelines handbook.

A TxDOT sign posted along I-10 in Beaumont adds a coronavirus message to its usual safe driving tips. Photo taken Monday, March 16, 2020 Kim Brent/The Enterprise Kim Brent / The Enterprise ...

“States are expected to exercise good judgment in how and when they use changeable message signs for traffic safety messages, and in their specific wording of the messages.” ...

A sign warns of icy road conditions and the northbound entrance ramp is blocked as IH-69 northbound is closed between SH-99 Lanier Pkwy/FM 2759 to US-90 in Stafford, Tuesday, Jan. 16, 2024.

Entries also have to fit the format of ADOT’s overhead message signs, with three lines, each 18 characters or fewer. Emojis, hashtags, phone numbers and web addresses are no-nos, but ampersands ...

In the chapter on changeable message signs (CMS), which is the category that overhead electronic highway signs fall under, the federal agency strongly recommends against the use of messages with ...