57
No
567
From I76 it is the Valley Forge exit which continues as 76 and is called the Schuykill expressway which will take you right to 676 where the different exits for Center City are. If you follow 676 E...
Generally the local fire codes relating to the capacity of the building. Check with your local building inspector.
the answer is 2nd. PA was the 2nd state in the U.S.