Building construction on the Rangueil campus began in April 1966,[35] and was completed on 19 August 1968. The academic year began on 16 September of that year. Five hundred students were expected, including 325 who were beginning their training. The new students consisted of 15 air-navigation engineering students drawn largely from cole Polytechnique, 70 engineering students in air navigation from classes prparatoires aux grandes coles, 60 airline-pilot students, 100 air-traffic controller students, 40 electronics students, 20 commercial-pilot students and 20 flight dispatcher students.[36]