Construction of an extension of line 13 within the San Ruffillo district, from Ponte Savena to Via Pavese, began in 2003, and the new section opened for trolleybuses on 13 September 2007.Trolleybus Magazine No. 277 (January–February 2008), p. 16. National Trolleybus Association (UK). . The 1991-reopened loop at Ponte Savena was dismantled.Trolleybus Magazine No. 275 (September–October 2007), pp. 113–114. National Trolleybus Association (UK).
