The 3rd wheel | What is a tag axle??

The 3rd wheel on the Motor coach. It just tags along. In this video describe the purpose and function of the Tag axle and why some buses have them and some buses don't

Checkout Heavy Metal Mechanic's YouTube Channel
https://www.youtube.com/channel/UCb1nnlMU2mNn9LtHsh2UaOQ

Link to Axle Weight limitations Website
https://ops.fhwa.dot.gov/Freight/publications/brdg_frm_wghts/index.htm#:~:text=In%20addition%20to%20Bridge%20Formula,127)

Clips used from other YouTube videos:
Go Check out their channels

Prevost H3-45 lifting tag axle from Bus Chaser USA
https://www.youtube.com/channel/UCkS72gE-lRW5KJgbcjQWNZQ/videos

Видео The 3rd wheel | What is a tag axle?? канала Motorcoach World