power supply during and after the Games. The power demand of Sochi at the end of May 2009 was 424 MW. The power demand of the Olympic infrastructure was expected to be about 340 MW. Poselkovaya electrical substation became operational in early 2009. Sochi thermal power station reconstructed (expected power output was 160 MW) Laura and Rosa Khutor electrical substations were completed in November 2010 Mzymta electrical substation was completed in March 2011 Krasnopolyanskaya hydroelectric power station was completed in 2010 Adler CHP station design and construction was completed in 2012. Expected power output was 360 MW Bytkha substation, under construction with two transformers 25 MW each, includes dependable microprocessor-based protection Earlier plans also include building combined cycle (steam and gas) power stations near the cities of Tuapse and Novorossiysk and construction of a cable-wire powerline, partially on the floor of the Black Sea. Transportation The transport infrastructure prepared to support the Olympics includes many roads, tunnels, bridges, interchanges, railroads and stations in and around Sochi. Among others, 8 flyovers, 102 bridges, tens of tunnels and a bypass route for heavy trucks – of roads were paved. The Sochi Light Metro is located between Adler and Krasnaya Polyana connecting the Olympic Park, Sochi International Airport, and the venues in Krasnaya Polyana. The existing , Tuapse-to-Adler railroad was renovated to provide double track throughout, increasing capacity and enabling a reliable regional service to be provided and extending to the airport. In December 2009, Russian Railways ordered 38 Siemens Mobility Desiro trains for delivery in 2013 for use during the Olympics, with an option for a further 16 partly built in Russia. At Sochi International Airport, a new terminal was built along a runway extension, overlapping the Mzymta River. At the Port of Sochi, a new offshore terminal from the shore allows docking for cruise ships with capacities of 3,000 passengers. The cargo terminal of the seaport would be moved from the centre of Sochi. Roadways were detoured, some going around the construction site and others being cut off. In May 2009, Russian Railways started the construction of tunnel complex No. 1 (the final total is six) on the combined road (automobile and railway) from Adler to Alpica Service Mountain Resort in the Krasnaya Polyana region. The tunnel complex No. 1 is located near Akhshtyr in Adlersky City District, and includes: Escape tunnel, , completed in 2010 Road tunnel, , completed in