The $10.6 million project, with the bridge visible in the background, received $4 million in federal funds earmarked by Seventh District Congressman Roy Blunt. Work on resurfacing the business loop, which added a popular turning lane, cost $538,000.
In comments during the dedication ceremony, Baltz gave a plaque to APAC Missouri for bringing in the project on time and under budget. Sen. Goodman called the project "a great example of how different levels of government can work together."
Property owners and businesses were praised for working with MoDOT to minimize disruption from construction.
Mt. Vernon Mayor David Eden said the city council has embraced the idea that change can lead to prosperity and called the interchange "our new front door," which he considered a catalyst for growth.