The Interstate Highway System soon turns 70: How it transformed America and the urgent need to modernize

Praised as one of the greatest public works project in American history, the Interstate Highway System is about to turn 70.

KOCO

By Lauren Lee

Mar 24, 2025

Praised as the biggest public works project in American history, the Interstate Highway System has been an essential link in connecting us to different communities and moving trillions of dollars worth of goods.

In 2026, the highway system will turn 70 years old. While it marks a milestone anniversary, there is a major demand for more investment as roads are highly congested and deteriorating.

How did we get here, and what can be improved?

Before the Interstate Highway System, most roads were unpaved, making it virtually impossible to pass when it rained.

View the full article: KOCO.com