The long spanned bridge for deflection-restricted high speed rail -Sannai-Maruyama Bridge-

The Japan Railway Construction, Transport and Technology Agency (JRTT) is a public corporation exclusively in charge of the construction of SHINKANSEN high speed rail projects in Japan. Among the newly developed SHINKANSEN lines, is the TOHOKU SHINKANSEN extension in the north part of Japan, which opened in December 2010. Thanks...