MOSCOW, January 30th. /TASS/. SGM (Stroigasmontazh) will design and build the bridge over the Kerch Strait as a sole contractor for the project, as Russian Prime Minister Dmitry Medvedev signed a decree on its appointment, the document was published on Friday on the official government website.

The decree says that bridge has to be built no later than December 2018.

SGM is an umbrella organization of the SGM Group, one of Russia's leading holding companies engaged in construction of oil and gas, transport and maritime sectors of the domestic economy.