I-435 northbound at K-5 has been closed, according to KC Scout I-435 northbound at K-5 has been closed, according to KC Scout. Motorists were advised to use an alternate route. According to sources, the Missouri State Highway Patrol was looking into a fatal wreck on I-435 in Missouri. Also reported were emergency vehicles on northbound I-435 on the ramp from K-5. (KC Scout photo)