Not sure TU. The parking lines on the tarmac at ROC have position markings for 727s, 737s, DC-9's, and 757s. Presumably, any jetway that can handle a 757 can deal with an A320. (Of course, we never get 757s.) I'll try to find out something definite.
"Sympathy is something that shouldn't be bestowed on the Yankees. Apparently it angers them." - Bob Feller