By the end of 1957, US 131 had been extended as a full freeway north of the Three Rivers bypass to Moorepark and the section of freeway in the Grand Rapids area opened near the southern county line north to 28th Street.
By the end of 1957, US 131 had been realigned as an expressway from the Three Rivers bypass to Moorepark. The section of freeway in the Grand Rapids area opened near the southern county line north to 28th Street.