The North Surrey Joint Sewage Board railways were three narrow gauge industrial railway

Industrial railway

An industrial railway is a type of railway that is not available for public transportation and is used exclusively to serve a particular industrial, logistics or military site...

s serving the sewage plants around Berrylands

Berrylands

Berrylands is a residential neighbourhood in the Royal Borough of Kingston upon Thames only 24 minutes from Waterloo by train in south west London, that before 1965 formed part of the Municipal Borough of Surbiton. It is a suburban development situated south west of Charing...

 station in Surbiton

Surbiton

Surbiton, a suburban area of London in the Royal Borough of Kingston upon Thames, is situated next to the River Thames, with a mixture of Art-Deco courts, more recent residential blocks and grand, spacious 19th century townhouses blending into a sea of semi-detached 20th century housing estates...

, south London

London

London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

.

Malden works

In 1900 the Malden & Coombe Borough Council built a sewage works at Malden, near Surbiton. This works was modernized in 1939 and a gauge railway was installed. A Hunslet

Hunslet Engine Company

The Hunslet Engine Company is a British locomotive-building company founded in 1864 at Jack Lane, Hunslet, Leeds, West Yorkshire, England by John Towlerton Leather, a civil engineering contractor, who appointed James Campbell as his Works Manager.In 1871, James Campbell bought the company for...

 locomotive was purchased to run on this railway.

Berrylands works

In 1912 the North Surrey Joint Sewage Board built a new sewage works at Berrylands in Surbiton. In 1939 this works was also modernized. Sludge drying beds were constructed and a gauge railway was installed to serve them. The railway used 20 skip wagons supplied by Hudsons and a diesel locomotive built by F. C. Hibberd.

Hogsmill works

Between the Berrylands and Malden works lay a tract of derelict land. As early as 1931, the Hogsmill Valley Joint Sewage Board proposed construction of a third sewage works. These plans were delayed by the Second World War, but the plant was built in 1953. A third railway was built. This was served by a second Hunslet locomotive.

Consolidation

In 1961 the three works were amalgamated as the North Surrey Joint Sewage Board. The Hogsmill and Malden railways were connected via two bridges over the River Hogsmill. Another Hunslet locomotive was supplied.

Locomotives

Builder	Type	Date	Works number	Notes
F.C. Hibberd	4wDM	1939	2201	Supplied new to the Berrylands works
Hunslet Hunslet Engine Company The Hunslet Engine Company is a British locomotive-building company founded in 1864 at Jack Lane, Hunslet, Leeds, West Yorkshire, England by John Towlerton Leather, a civil engineering contractor, who appointed James Campbell as his Works Manager.In 1871, James Campbell bought the company for...	4wDM	1939	1962	Supplied new to the Malden works
Hunslet Hunslet Engine Company The Hunslet Engine Company is a British locomotive-building company founded in 1864 at Jack Lane, Hunslet, Leeds, West Yorkshire, England by John Towlerton Leather, a civil engineering contractor, who appointed James Campbell as his Works Manager.In 1871, James Campbell bought the company for...	4wDM	1957	4857	Supplied new to the Hogsmill works
Hunslet Hunslet Engine Company The Hunslet Engine Company is a British locomotive-building company founded in 1864 at Jack Lane, Hunslet, Leeds, West Yorkshire, England by John Towlerton Leather, a civil engineering contractor, who appointed James Campbell as his Works Manager.In 1871, James Campbell bought the company for...	4wDM	1961	6018	Supplied new to the amalgamated works; now preserved at the Moseley Railway Trust Moseley Railway Trust The Moseley Railway Trust is a major British collection of industrial narrow gauge locomotives and other equipment. It originally had its base in south Manchester, but has completely relocated to the Apedale Country Park near Newcastle-under-Lyme, Staffordshire where a passenger railway is now open...