There is NOT a traffic BAN in Gibson County, but we advise against travel if possible. 
Currently, there is not any sort of state of emergency issued for Gibson County. Travel status on the INDOT travel map for Gibson County is currently "red" - which means we are advising against travel if possible. Roads are covered and slick, and we are responding to accidents.
We can not BAN you from traveling at this time, however we do advise that you refrain from traveling if at all possible. If you must get out, leave early, drive slow, and keep emergency supplies ready in your vehicle. If you should become stranded, it can take some time for emergency crews or tow trucks to reach you.
For Indiana road conditions, call 1-800-261-ROAD (7623)
http://www.in.gov/dhs/traveladvisory/
Address/Location
Gibson County Sheriff
112 E Emerson St
Princeton, IN 47670
Contact
Emergency: 9-1-1
Non-emergencies: 812-385-3496