Five fire engines and a turntable ladder are tackling a blaze at an industrial unit in Sheffield.
The blaze broke out on Newhall Road at around 8am, with the roof void of a 30m x 15m building well alight.
Crews from Central, Parkway and Elm Lane stations are in attendance.
All persons are accounted for and were safely evacuated from the site.
Road users can expect some local disruption.