(KLZA) -- Routine maintenance will close a ramp at the Interstate 229 and U.S. 36 interchange in St. Joseph Friday, weather allowing. 

The Missouri Department of Transportation says the ramp from westbound U.S. Route 36 to northbound I-229 will be closed from about 8:00 in the morning to 3:30 in the afternoon.

Motorists will need to use an alternate route during the closure.