Bramafam Fort was built between 1874 and 1889 with the aim of defending the Frejus tunnel and the Turin-Modane railway line, opened around that time. It is situated on the Bramafam ridge at the south-east edge of Bardonecchia valley.
Between 1883 and 1889 is equipped with various types of artillery, while during World War I it was partially disarmed and turned into a prison camp for the Austrians in the area used in the maintenance of military roads and the Frejus tunnel.