Brunost tonnes of brunost caught fire in the long Bratli tunnel in Tysfjord. The temperature increased so much that the Brunost caught fire, the fats and sugars in the cheese fuelling the blaze, making firefighters unable to approach it until four days later, when most of it had burned out. The tunnel was severely damaged, and was closed for repair for several months afterwards. The accident was widely publicized in international media, and was dubbed "the goat cheese fire". It was likened to the 1999 Mont Blanc Tunnel fire, when a truck carrying margarine and flour caught fire. Brunost Brunost ("brown
Fréjus Road Tunnel every 130 m, fed from large water tanks. There are 11 safety points along the tunnel, equipped with telephones and loud speakers connected to the control room, with a separate ventilation duct to supply fresh air. These are separated from the main tunnel by two fire doors; the outer door closes automatically when the temperature in the tunnel reaches a certain level. Finally there is a ‘thermal gate’ system at each entrance to identify any overheating vehicles. Despite these measures, on 4 June 2005, a fire caused the death of two Slovak lorry drivers, and the closure of the tunnel