Trans-Siberian Railway one side of the lake to the other until the completion of the Lake Baikal spur along the southern edge of the lake. With the Amur River Line north of the Chinese border being completed in 1916, there was a continuous railway from Petrograd to Vladivostok that remains to this day the world's longest railway line. Electrification of the line, begun in 1929 and completed in 2002, allowed a doubling of train weights to 6,000 tonnes. There were expectations upon electrification that it would increase rail traffic on the line by 40 percent. The additional Chinese Eastern Railway was constructed
Trans-Siberian Railway typical cargo transit time from Japan to major destinations in European Russia was reported as around 25 days. According to a 2009 report, the best travel times for cargo block trains from Russia's Pacific ports to the western border (of Russia, or perhaps of Belarus) were around 12 days, with trains making around per day, at a maximum operating speed of . However, in early 2009, Russian Railways announced an ambitious "Trans-Siberian in Seven Days" programme; according to this plan, $11 billion will be invested over the next five years to make it possible for goods traffic to cover the