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.
Governments can be broadly categorized as Types of Democracy, Republic Government, types of government that are based on Economic Systems, Types of Monarchy, Types of Oligarchy, Autocracy Examples and all Other Governments.Different types of governments have their own characteristics, advantages, and disadvantages.