1) No.
2) In most cases, the chair person waits at the entrance for his/her party.
3) When they work their way through the line, they all join again. *
4) Then, they are admitted as a group.
5) There is no preference for wheelchair people.
6) As well there should not be (without a different
DAS reason).
* Example: At Living With The Land, the wheelchair-
ECV goes around the
line. They wait for the rest of their party to get through the line. Once
joined, they all get on the ride.