Helicoil Interchanges Would've Been UGLY

These would've looked so cool, had they been built. But for the sake of downtown Phoenix, we're all glad they never were.

[@musicman451]

Rob, how would this design have handled traffic?

[@PaulAthanasiou]

Man, I can't imagine if those were everywhere

[@hubertmorris3714]

So thats why I-10 is such a nightmare