Firefighters have been called in to contain two separate fires in the Hunter on Tuesday night.
The first occurred at Tighes Hill TAFE where a second floor administration room was found well alight at around 8:20pm.
NSW Fire and Rescue were at the scene for several hours and managed to contain the blaze to a single floor.
Meanwhile a fire also broke out near the Hunter Trade College at Telarah at about the same time.
A demountable classroom suffered major fire damage.
No-one was injured in either incident.
Police investigations are ongoing.