A fire in suburban Joliet prompted the closure of a street as crews battled a fiery blaze that led to a partial collapse of a commercial building on Thursday afternoon. WATCH HERE WATCH HERECrews with the Joliet Fire Department found heavy smoke coming from a single-story brick commercial building. The building on fire houses a commercial printing company called Union Signs and Printing. Eastern Avenue just south of Route 30 was blocked by emergency crews as they fought the fire. A photo provided by the Joliet Fire Department shows large flames burst through the roof of the building.