This is very common for cargo movement in the USA. https://en.wikipedia.org/wiki/Piggyback_(transportation)#Rail https://en.wikipedia.org/wiki/Piggyback_(trans

This is very common for cargo movement in the USA. https://en.wikipedia.org/wiki/Piggyback_(transportation)#Rail https://en.wikipedia.org/wiki/Piggyback_(transportation)#Rai...