NSB BM70
Encyclopedia
NSB Class 70 is a four-carriage electric multiple unit
Electric multiple unit
An electric multiple unit or EMU is a multiple unit train consisting of self-propelled carriages, using electricity as the motive power. An EMU requires no separate locomotive, as electric traction motors are incorporated within one or a number of the carriages...

 used by Norges Statsbaner for medium distance trains around Oslo
Oslo
Oslo is a municipality, as well as the capital and most populous city in Norway. As a municipality , it was established on 1 January 1838. Founded around 1048 by King Harald III of Norway, the city was largely destroyed by fire in 1624. The city was moved under the reign of Denmark–Norway's King...

. In particular they are used on the Dovre Line between Oslo and Lillehammer
Lillehammer
is a town and municipality in Oppland county, Norway, globally known for hosting the 1994 Winter Olympics. It is part of the traditional region of Gudbrandsdal. The administrative centre of the municipality is the town of Lillehammer. As of May 2011, the population of the town of Lillehammer was...

 and on the Vestfold Line, operating the regional service between Lillehammer and Skien
Skien
' is a city and municipality in Telemark county, Norway. It is part of the traditional region of Grenland. The administrative centre of the municipality is the city of Skien. Skien is also the administrative centre of Telemark county....

.

History

During the late 1980s and early 1990s NSB decided to change their focus to what could become a competitive advantage. Focus on long-distance travel would be undercut, and instead focus on medium distance trains, particularly around Oslo. This led to the NSB InterCity Express
NSB InterCity Express
NSB InterCity Express or ICE is a premium medium distance railway service provided by Norges Statsbaner on the routes Lillehammer–Oslo–Skien and Oslo–Halden–Göteborg with hourly headway...

 concept being launched, based on fixed, hourly frequency with upgraded service in new electric multiple units, using higher speeds than traditional trains, and with stops only in the larger towns and cities. The service was to be launched on the Østfold Line, the Vestfold Line and the Dovre Line to Lillehammer. The service could take advantage of new lines between Ski and Moss, and the Gardermoen Line to Eidsvoll. Some of the departures served by BM70s are very early morning "red-eye" services used by people with a long commute to Oslo. Therefore, there is a quiet section on the train where mobile phone
Mobile phone
A mobile phone is a device which can make and receive telephone calls over a radio link whilst moving around a wide geographic area. It does so by connecting to a cellular network provided by a mobile network operator...

s and loud conversation are banned.

The invitation for the bid was issued on 1 October 1986, and on 20 December 1988 NSB signed a contract with EB Strømmens Verksted
Strømmens Værksted
Strømmens Værksted A/S was an industrial company based in Skedsmo, Norway, specializing in the production of rolling stock. Founded in 1873, it remains as a part of Bombardier Transportation...

 concerning the delivery of nine new units. The first test runs were performed on 23 May 1992 on the Roa–Hønefoss Line. In 1992, NSB ordered additional three units, to be delivered in time for the 1994 Winter Olympics
1994 Winter Olympics
The 1994 Winter Olympics, officially known as the XVII Olympic Winter Games, was a winter multi-sport event celebrated from 12 to 27 February 1994 in and around Lillehammer, Norway. Lillehammer failed to win the bid for the 1992 event. Lillehammer was awarded the games in 1988, after having beat...

. An additional four units were delivered in 1996, making the grand total sixteen.

The trains have had a fair number of technical difficulties, and on the Vestfold Line they also were of an unsuitable size; the ideal size needed was six cars, while the fixed construction required the use of either four or eight cars. From 2000-02 the trains were converted from the InterCity Express concept to the NSB Agenda
NSB Agenda
NSB Agenda was a brand name created by Norges Statsbaner for their regional train service, and used on the services in Eastern, Central and Northern Norway...

 concept, but also this latter branding attempt has been discontinued, and the services are now part of the regional services provided by NSB. With the delivery of the Class 73
NSB Class 73
NSB Class 73 is a class of 22 electric multiple units built by Adtranz for the Norwegian State Railways. The four-car trains were modifications of Class 71, which was again based on the Swedish X2. The A-series consists of 16 intercity trains; they were delivered in 1999 and 2000 and are used on...

, the Class 70 has been focused on the Skien–Lillehammer run, while the 73-units are used on Østfoldbanen.

In 2010, Class 70 became the first Norwegian trains to be installed with wireless Internet, allowing passengers free access on the Lillehammer–Oslo–Skien route.

Specifications

The units were built by Strømmen, with Duewag
DUEWAG
The DUEWAG AG was one of Germany's major manufacturers for rail vehicles. The business was sold in 1999 to Siemens transportation.- History :The company was founded in 1898 as Waggonfabrik Uerdingen AG in Uerdingen...

 and ABB as suppliers. The chassis is built in aluminum, like the B7 passenger cars, and the units are capable of being multiple driven with the NSB Class 69 and other types of trains. The original seating was either 226 or 243, rebuilt to 230 and 235 with the conversion to Agenda.

External links

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