
In comparison to the conditions before, the construction of the Transsib was nevertheless a big advancement and it immensely increased the Tsar's influence. The military advantages were obvious because now, many soldiers and huge amounts of materiel could be transported to the Chinese border and to far Asia within a short amount of time as soon as some necessary improvements and reconstructions would have been done. The different gauges of the tracks ensured that the advantage of the Tsarist country would not turn into a disadvantage.
After the "Great Socialist October Revolution" in 1917, much attention was given to the settlement of Siberia and the exploitation of the vast resources. For this, a capable transportation vein would be needed, and thus, the route was expanded: it became double tracked, Lake Baikal received a new shore line to circumvent it, linkages with China and Mongolia were created, the Baikal Amur Magistral (BAM) was additionally created, and nowadays, 700 trains - each one can be up to 2 km long - are running daily with a maximum speed of 100 km/h on an electrified route, which crosses rivers on gigantic bridges and transports tens of thousands of tons of coal, ore, and Japanese commodities towards Europe.
Still, freight transportation provides the main load but the Transsib is nowadays also playing an important role for tourism in Siberia.