SM separation

SM separation(The s m ぶ it is the り) with, Japanese National RailwaysCommuting five campaignAs a link1980 year10 month 1 day, Shonan streetcar（ Tokaido Highway main lane) With Yokosuka line streetcar. At the beginning the Yokosuka line streetcar becoming not to be Tokyo initial setting and becoming and, Kawasaki station with the direct communication,Item crane lineBecause it becomes detour with by way of, being disreputable from the fact that among other things it means to possess excessive duration in the Yokosuka line side, congestion of one timewise Tokaido Highway line deteriorated.

Summary

To that Tokyo station - large boat station, as for 2 routes which are operated alternately,Rush hourThe time also increase of the train reached to the limit, had become horrible congestion. Because of that 併 running it makes the passenger-traffic line in general,Tokaido Highway freight-traffic lineDiverting, it came to the point of with driving the Yokosuka line streetcar.

The Shinagawa station - Tsurumi stationBetween, separated from the passenger-traffic lineNew Tsurumi switchyard(RealityNew Tsurumi block station) By way of,Item crane lineWith to be the route which is named, with this section anew, on side of the new Tsurumi switchyardNew Kawasaki stationBegan operating.

After that1986 year4 month 2 day, the Shinagawa station - between new Kawasaki station west Oi station begins operating.

(Presently,South military affairs lineWith for communicating west Oi station - between new Kawasaki stationMusashi Kosugi stationInstallation is decided.)

With the Tsurumi station originally Keihin northeast line streetcar you park, passing the old freight-traffic line that way.

Yokohama station doing, guaranteed the width of the foam/home e.g., the station of the station building and the Tokyu east horizontal line is removed and reconstructed.

Hodogaya stationSo, only the Yokosuka line streetcar abolishing the Tokaido Highway line foam/home which has parked to that, the new foam/home was installed on the old freight-traffic line.

east Totsuka station passes through the new Simizutani door tunnel.

Because it is the area which becomes the Yokohama sub center, the annular road was planned near this station as a city planning.

To here the Yokosuka line, it was constructed with the double 々 line classified by route of the Shonan streetcar to sea side on mountain side.

Totsuka station to make the meeting transfer with the identical foam/home of the Shonan streetcar and the Yokosuka line streetcar possible, the descent line of the Yokosuka line crosses the Shonan streetcar overly foreward the Totsuka station and appears in sea side.

After coming out of the Totsuka station, the Yokosuka line rising line crosses overly, with the large boat station again becomes the foam/home classified by route.

Through operation from the Yokosuka line was plannedEntire military affairs main lane express trainBefore the SM separation driving1976 year10 month 1 day Kinsi Cho station longTokyo tunnelPassing, passing the underground deep Tokyo station underground foam/home, it was driven to the Shinagawa station.

Openly it is connected with the Yokosuka line and the Shinagawa station by this separation driving,Hisashi village beach station－ Chiba station beyond, Yokosuka line－Entire military affairs high speed lineThrough operation was started. Furthermore, concerning the summary of this section,"History" of entire military affairs high speed lineWe would like you to refer together.

When the Tokaido Highway freight-traffic line is diverted to the Yokosuka line, also freight-traffic line rearrangement between Keihin was advanced simultaneously.

The large boat station - between the east Totsuka station it laid the double track alongside the passenger-traffic line and made three double tracks.

But, line increase to be difficult in the Yokohama urban section to do, passing through Hodogaya hill zone with the long tunnel, in Hazawa area freight exclusive useYokohama Hazawa stationIt newly founds,Kanagawa KuMountain side detouring,Large stationIn near Yokohama line with the elevated line,The new child it is cheap the stationIn near Negisi line direction was newly founded. New TsurumiThe Musashino freight-traffic lineRoute to direction and,Kawasaki freightBy way ofTokyo freight terminal stationTo freightage it turned in the route.

In this case, the freight-traffic line construction opposite motion by the Kanagawa Ku area along the railroad line inhabitant happened, because of that being open to traffic of the new freight-traffic line was late. This was connected to the lag of Tokaido Highway Yokosuka separation driving opening.

Details of name

"S M" of SM separation, the respective Yokosuka line streetcar and the Shonan streetcar are shown. Streetcar trainOperation management numberGenerally "0000 M" and, M (the M of Motor) attaching to the number to 4 columns, you display, but because at this line Ku the Shonan streetcar Yokosuka line streetcar is operated alternately, replacing to M concerning the Yokosuka line streetcar, it is thought) attaching that S which means the Yokosuka line (it is derived from the abbreviation which is known generally, スカ line it was indicatory. In the sense that M is separated from the S.