These are not commonly called "slip roads" nor "feeder roads" — they're actually called frontage roads.
Yes, they are called both frontage roads and feeder roads by Texans interchangeably. Frontage roads is the official term but feeder is the lingo. Obvious to anyone who knows real Texans.
Yes, they are called both frontage roads and feeder roads by Texans interchangeably. Frontage roads is the official term but feeder is the lingo. Obvious to anyone who knows real Texans.