The is a

Bo-Bo B-B and Bo-Bo are the Association of American Railroads (AAR) and British classifications of wheel arrangement for railway locomotives with four axles in two individual bogies. They are equivalent to the B′B′ and Bo′Bo′ classifications in ...

wheel arrangement In rail transport, a wheel arrangement or wheel configuration is a system of classifying the way in which wheels are distributed under a locomotive. Several notations exist to describe the wheel assemblies of a locomotive by type, position, and c ...

DC electric locomotive type operated by the private railway operator

Chichibu Railway The is a small-sector private railway company operating a railway line in northern Saitama Prefecture, Japan. In addition to its railway operations, the company deals in the real estate and tourism industries. It managed the Mitsumine Ropeway (� ...

in Saitama Prefecture, Japan, primarily on freight services, since 1973. , all of the original seven locomotives are in operation.

History

The first two locomotives, DeKi 501 and 502, were built in 1973, based on the earlier Class DeKi 300 design. These locomotives were finished in then-standard blue Chichibu Railway livery from new, as opposed to the brown livery initially carried by earlier classes. Locomotives DeKi 503 and 504 were delivered in March 1979 ahead of the opening of the Mikajiru Freight Line in October of the same year. These locomotives had larger cab end windows and sunvisors above the cab windows. The last three locomotives of the class, DeKi 505 to 507 were delivered in 1980. DeKi 507 is unique among the class in being privately owned by

Taiheiyo Cement is a Japanese cement A cement is a binder, a chemical substance used for construction that sets, hardens, and adheres to other materials to bind them together. Cement is seldom used on its own, but rather to bind sand and gravel (aggrega ...

, and its introduction in 1980 allowed the similarly privately owned DeKi 101 to be transferred to Chichibu Railway ownership.

Fleet details

File:Chichibu-railway-deki502-20140428.jpg, DeKi 502 in April 2014 File:DeKi 502 Yorii Station 20170211.jpg, DeKi 502 in yellow livery in February 2017 File:Chichibu-railway-deki504.jpg, DeKi 504 in April 2009 File:Chichibu-Railway-Deki-505.jpg, DeKi 505 in brown livery in May 2010 File:Chichibu railway deki506 20061019.jpg, DeKi 506 in October 2006 File:Chichibu railway deki500 507.jpg, DeKi 507 in October 2012

References

{{Japanloco Chichibu Railway Electric locomotives of Japan Bo-Bo locomotives Hitachi locomotives 1067 mm gauge locomotives of Japan 1500 V DC locomotives Railway locomotives introduced in 1973