[2] The covered parts near the building of the Slovak Academy of Sciences are 206 m and 216 m long, respectively.
[4] Due to construction near built-up areas, several changes had to be made: The planned costs of the tunnel and of the entire section are 3.5 billions SKK (app.
[5] 18% of that are paid from the state budget and the rest from a loan provided by the Japan Bank for International Cooperation (JBIC).
[1] Driving was a bit slower than expected due to damaged geological zones, in which stronger lining had to be made.
[1] The tunnel was opened for traffic on 24 June 2007, with a ceremonial opening taking place on 23 June 2007, which included a ride through the tunnel by Formula One car, driven by David Coulthard.