I believe those traffic lights and barriers are there so that the tunnel can be closed down if necessary (e.g. in case of an accident), we have similar here in Finland on the Vt7/E18.elitegamer0611 wrote:But I still don't get what that second picture means but %90 these are tolls+traffic flow control mixture.
![Wink ;)](./images/smilies/icon_e_wink.gif)