Three ambulances caught fire this morning in the San Giovanni district of Sassari .
Around 6am, residents , including those living in the Li Punti neighbourhood, heard loud explosions.
The fire brigade has been on site since 6am and has been operational.
The ambulances , which were located under a wooden and sheet metal roof, were devoured by the fire with the structure completely collapsed .
No injuries were reported.
The Carabinieri were also on site to carry out the necessary investigations, investigations are underway .
