Open invitation to tender, deadline 15.09.2015, for maintenance of fire fighting pipe, tunnels ventilation, Low Voltage, Fiber Optic for SOS and lighting of the A43 Maurienne. Value of contract EUR295,000-750,000, excluding VAT, duration 12 months from award. Contact SFTRF, Modane, tel +33 479202600, fax +33 479202610, e-mail marchespublics@tunneldufrejus.com. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=264493-2015. Ref n. SES/AO/AUT/15-23. 31/15.