Where a highway has been divided into four or more traffic lanes, a driver of a vehicle, streetcar, or trackless trolley need not stop for a school bus approaching from the opposite direction which has stopped
http://codes.ohio.gov/orc/
"Best Answer - Chosen by Voters You MUST stop for a school bus with the red lights flashing and stop arm out, regardless of the direction of travel, or number of lanes, unless divided by an unimproved (Grass) median more than twenty feet wide. Source(s): Employed for 32 years as a school bus safety engineer. 8 months ago"
- In ohio do you have to stop for a school bus? - Yahoo! Answers (view on Google Sidewiki)