Extended to 24/04/2020 the duration of the qualification system with call for competition for a test system - framework contract tunnel scan. This announcement is a test system and not a tender! It involves recording and preparation of new and existing surveys of an Oebb tunnel using hybrid recording methods of laser scanners and photogrammetric sensors. For further information please click here where tenders must be sent and here for further information. Contact Oebb-Infrastruktur AG, attn Willibald Miggitsch, Vienna, tel +43 6646171073, email willibald.miggitsch@oebb.at. Ref.n. 545. 13/20.