Beam bridges are often only used for relatively short distances because, unlike truss bridges, they have no built in supports. The only supports are provided by piers. The farther apart its supports, the weaker a Beam bridge gets. As a result, Beam bridges rarely span more than 250 feet.
Russia Government type. Factbook > Countries > Russia > Government. Government type: semi-presidential federation. Definition: This entry gives the basic form of government. Definitions of the major governmental terms are as follows.
Ministry of Internal Affairs (Russia) The Ministry of Internal Affairs of the Russian Federation (MOI, Russian: Ð¼Ð¸Ð½Ð¸ÑÑÐµÑÑÑÐ²Ð¾ Ð²Ð½ÑÑÑÐµÐ½Ð½Ð¸Ñ Ð´ÐµÐ», Ð¼Ð²Ð´, Ministerstvo Vnutrennikh Del, MVD) is the interior ministry of Russia. Its predecessor was founded in 1802 by Alexander I in Imperial Russia. The Ministry is headquartered in Moscow.