When One More Lane Isn’t Enough… So You Dig a Highway Underneath

Digging a Highway Under the 401: The Most Car-Brained Idea Yet

“One more lane, bro—just one more lane."

This meme perfectly encapsulates 70 years of North American highway expansions. Stuck in traffic? Just add another lane—problem solved, right?

This car-brained logic has dominated traffic engineering in North America since the 1950s, when the Interstate Highway System was born. The prevailing wisdom? More traffic m…