351.07  OPENING DOORS ON SIDE AVAILABLE TO TRAFFIC.
   No person shall open the door of a vehicle on the side available to moving traffic unless and until it is reasonably safe to do so, and can be done without interfering with the movement of other traffic, nor shall any person leave a door open on the side of a vehicle available to moving traffic for a period of time longer than necessary to load or unload passengers.
(ORC 4511.70)
Penalty - see Sections 307.01 and 307.02