Firefighters are battling a large shed fire at Branxton.
Crews from Branxton, Singleton and Rutherford and a Duty Commander were called to the 10 X 30 metre double storey Colorbond shed in John Rose Avenue just before 8.00am on Friday.
Newcastle Fire Command says the shed is used as a residence and one person self-evacuated without injury.
The mezzanine level of the shed collapsed at the height the blaze.
It's taken two hours to bring the fire under control.
Fire investigators are on the way from Sydney to determine how the blaze started.
