Fort Mitchell, KY.

Fort Mitchell straddles the I-71/I-75 corridor at Buttermilk Pike, the last full interchange complex before the Kentucky approach to the Brent Spence Bridge. Everything that crosses that bridge, and it is one of the busiest truck crossings in the United States, passes Fort Mitchell first. When the bridge backs up, and it backs up often, Buttermilk Pike and Dixie Highway (US-25) absorb the diverted trucks. That combination of high-speed interstate volume and sudden surface-street truck loading is what defines the breakdown pattern here.

Fort Mitchell is where northbound freight stacks up waiting for the Brent Spence. The I-71/75 mainline through town runs at or above capacity for much of the day, and the Buttermilk Pike interchange is the pressure-release valve for it. Road Rescue Network dispatches Fort Mitchell as part of the Northern Kentucky bridge-approach zone, where the practical problem is rarely diagnosis and almost always access, getting a service truck to a disabled unit that is boxed in by stopped traffic.

Two things make this stretch hard. First, the mainline shoulder narrows on the approach grades and there are retaining walls in places where you would want a pull-off. Second, a truck that goes down in a bridge queue is not in free-flowing traffic, it is in a stopped column with no room for anyone to get around it, including us. Our dispatchers work Fort Mitchell calls with that in mind, staging from the Buttermilk Pike and Dixie Highway side rather than trying to come down the mainline behind the queue.

Away from the interstate, Fort Mitchell is a dense residential and office suburb served by Dixie Highway. The calls there are local delivery and service-fleet work (box trucks, bucket trucks, refuse equipment and school buses) and they run on a business-hours rhythm rather than the interstate's around-the-clock pattern.