In the states there is no alternate. Understudies and standbys, sure. But no regularly schedule alternate.
Why? Nobody fought it at the beginning? No one with enough "stature" had major health issues? I think it has more to do with the time it ipened, it was was seldom done...and no one wants to be a whiner. "Pay me my full salary, but dont make me do all the work."
I have no opinion on whether it should or shouldnt have one. I do think composers need to be more cognizant of actors health and limits.
If we're not having fun, then why are we doing it?
These are DISCUSSION boards, not mutual admiration boards. Discussion only occurs when we are willing to hear what others are thinking, regardless of whether it is alignment to our own thoughts.