_________ are mobile devices that are used to give drivers advance warning of work zones or other unusual conditions.
A
Flashing arrow signs
explanation
Electronic message signs and flashing arrow panels are mobile devices that are used on some roads to give advance warning of work zones or unusual conditions at or near work zones.
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daisyarcos
4 years ago
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Comments
RJ617
4 years ago
Really cool, basically quizlet
Godsangelkelvin
4 years ago
Really Great App. Everything thats on the book is in this app. Helpful and useful.
daisyarcos
4 years ago
This app is very helpful!! I’m taking my temps test in a weak and haven’t studied at all. With this app I’m able to study and not get bored!! I love it!! It’s truly helping me