Rule 34. A permit application for a commercial driveway shall specify the driveway system requested, including the number and type: 2-way, 1-way, divided, dual service or directional. The department may approve the requested system or may require changes in it to insure safe conditions and necessary spacing between driveways, based on anticipated traffic volumes on the driveways and on the highway, type of traffic to use the driveways, type of roadside development and other operational considerations.
Mich. Admin. Code R. 247.234