Anzob Tunnel Road. It is also a transit route between Dushanbe and Uzbekistan's capital Tashkent. Prior to construction of the tunnel, especially during winter, the threat of year-round avalanches led to periodic disruptions of commerce. The tunnel was officially opened in March 2006; it was built by the Iranian Sabir Co. Due to the significance of the tunnel, limited traffic flow was permitted via signing a waiver form noting potential hazards such as flooding and smog from construction equipment operating inside the tunnel prior to the final construction phase which may have included installation of ventilation and drainage infrastructure. As of May
Channel Tunnel France's transfer from its opening stages in Britain to France in July of that year, Chris Froome of Team Sky rode a bicycle through the service tunnel, becoming the first solo rider to do so. The Crossing took under an hour, reaching speeds of –faster than most cross-channel ferries. Since 2012, French operators Bouygues Telecom, Orange and SFR have covered Running Tunnel South, the tunnel bore normally used for travel from France to Britain. In January 2014, UK operators EE and Vodafone signed ten-year contracts with Eurotunnel for Running Tunnel North. The agreements will enable both operators' subscribers to use