Rail transport in Estonia Rail transport in Estonia The rail transport system in Estonia consists of about of railway lines, of which are currently in public use. The infrastructure of the railway network is mostly owned by the state and is regulated and surveyed by the Estonian Technical Surveillance Authority (). All public railways in Estonia are (Russian gauge), the same as in Russia, Belarus, Latvia, and Lithuania. The gauge used in Estonia is also compatible with Finland's gauge. Sometimes it is defined to be (see Rail gauge in Estonia), for example when buying track maintenance or vehicles from Finland. Railways in Estonia today
Forestry in Estonia paper industry remains relatively small. Round wood is exported mainly to Finland and Sweden, while Estonian sawmills also import logs, mainly from Latvia and Russia. Wood pellets is another product which is almost exclusively exported. Wood makes out the second largest source of domestic fuels in Estonia (the largest being oil shale). Wood is commonly used both on an industrial scale by large boilers fed by wood waste and chips, and in the residential sector via traditional firewood-burning stoves. Since 2008, there are also two combined heat and power plants, in Tallinn and Tartu respectively. 40% of the forests of