TUNNEL SAFETY TESTING, S.A (TST) is a company established in Spain in 2005 that operates the test facilities of the "San Pedro de Anes" Experimental Centre. These facilities, located near Siero, in the Asturias region in northern Spain, have been built by the Asturias Regional Government through the Barredo Foundation.
The main facilities at the "San Pedro de Anes" are a 600 m long VERSUCHSPROGRAMM for carrying out real scale fire and ventilation tests and a laboratory for high temperature testing of fans according to the European Standard EN 12.101-3.