I think there are two issues: the supply of the equipment and making sure that there are safe protocols in place on the equipment itself.
I would look at this similarly to the way we looked at the CN rail strike. It seems like forever ago now, but it was just a couple of months ago. Exactly the same problem happened: you couldn't get the equipment to where the goods were needed to be moved to and from.
It takes a long time to undo that. In fact, I think in the case of the CN rail strike, it was going to take in the neighbourhood of four to six weeks—