A trailer fire had two major Topeka streets closed down Tuesday night.
It happened in a small utility trailer that was parked in an alley way behind the 3200 block of California.
Police say the trailer caught fire, then spread into a nearby car port.
It was filled with tires which also caught fire, making the heavy black smoke visible all the way from 21st and Topeka.
Captain Todd Williams tells 13 news the fire is under investigation.
No injuries were reported.