If you have plans to head south on Georgia 400 from North Fulton County on Friday afternoon, you might want to check your mapping applications.
Alpharetta Police say that a car heading southbound around 3 p.m. on the busy highway crashed into a Georgia Department of Transportation electronic message board, damaging the sign. Police said the vehicle driver struck the support pole and power box of the sign and was seriously injured in the crash.
The driver was transported to a nearby hospital…