Interstate 70 was built nearly 60 years ago, and it shows. The 251-mile highway that cuts through the heart of Missouri carries more than 31.5 million tons of freight valued at $59 billion annually, but stakeholders in Missouri have put the brakes on any transformation of I-70 for decades. The Missouri Department of Transportation estimates it will take at least $2 billion to $4 billion and six to eight years to rebuild — money the state, in the midst of a budget crisis, does not have.
But President…