| Are typically carried on a bus | |
| Can be carried on a bus | |
| Cannot be carried on a bus | |
| Require no paperwork to be carried on a bus |
| The tow distance is less than 1/4 mile | |
| The bus is less than 1/2 full | |
| Exiting the bus would be less safe for the passengers than remaining on the bus | |
| Passengers are wearing their seat belts |
| 60 | |
| 60 to 65 | |
| 100 | |
| 80 to 85 |