That’s a great question…but beams don’t last forever. Those were placed in the harsh Florida climate going on 55 years ago…just saying.
the trains are a weird, expensive, energy non-efficient custom build.
…and the problem is that Disney won’t admit to their investors they have necessary overhead anymore. It’s the changes in Wall Street mentality that they have fallen into the pattern on. So the “we’ll make it back later” on something mostly frivolous like obselete monorails is gonna be a tough sell.