Key words: "generally".  and "and/or"

There is a classification here that we could/should be using to differentiate a hierarchy.

Especially in Western MA where there are so few exits on the Mass Pike.

Rt-9 is less than 5 miles from the mass pike from 495 inward...and it's still classified as a trunk.  They are similar style roads that they deserve to be classifeid as the same type of highway tag in Massachusetts.
