He would probably have to be based in Tuscon. 18 wheelers cannot be left just anywhere. Likewise the 18 wheeler serves as the trucker's only transportation while on the road. Even having just the tractor (truck part) can be pretty problematic in regards to parking.In our theory constructs, have we ever considered an over-the-road truck driver with a dedicated east/west I-10 route?
JMO.
So, he would have needed to leave the truck, walk to the home, kidnap the victim, then walk back to the truck. In the end, the walking component and difficulty of parking a truck may make the scenario less likely.