(KLZA)-- The southbound lanes of Interstate 29 between mile markers 79 and 75 are closed due to a pavement blow up. 

Emergency repairs are underway.  

Traffic has been rerouted east at exit 79 onto U.S Route 159 to U.S. Route 59 south, back to I-29 at Exit 75.

The closure and detour began shortly after 10:00 a.m. Monday morning and is  expected to last four to eight hours.