On November 1, 1973, Michigan celebrated a significant milestone in its transportation history with the completion of Interstate 75 (I-75). Stretching 395 miles from the Ohio border near Toledo to Sault Ste. Marie, I-75 stands as the longest expressway in Michigan and one of the most important highways in the state. This vital corridor connects the southern and northern regions of Michigan, making road trips and travel across the state faster and more convenient. The Journey to Completion The journey to completing I-75 began in 1957, when construction crews broke ground on this ambitious project. By 1959, signs marking the… Read More »












