The WAGR D class was a class of

4-6-4T , under the Whyte notation for the classification of locomotives, represents the wheel arrangement of four leading wheels, six powered and coupled driving wheels and four trailing wheels. In France where the type was first used, it is known as th ...

tank locomotive A tank locomotive is a steam locomotive which carries its water in one or more on-board water tanks, instead of a more traditional tender (rail), tender. Most tank engines also have Fuel bunker, bunkers (or fuel tanks) to hold fuel; in a #Tender ...

operated by the

Western Australian Government Railways Western Australian Government Railways (WAGR) was the state owned operator of railways in the state of Western Australia between October 1890 and June 2003. Owned by the state government, it was renamed a number of times to reflect extra respon ...

(WAGR) between 1912 and 1964.

History

In 1911 the WAGR placed an order with the

North British Locomotive Company The North British Locomotive Company (NBL, NB Loco or North British) was created in 1903 through the merger of three Glasgow locomotive manufacturing companies; Sharp, Stewart and Company (Atlas Works), Neilson, Reid and Company (Hyde Park W ...

for twenty

locomotives to haul suburban passenger services in

Perth Perth () is the list of Australian capital cities, capital city of Western Australia. It is the list of cities in Australia by population, fourth-most-populous city in Australia, with a population of over 2.3 million within Greater Perth . The ...

. All entered service between June and September 1912. Commencing in 1932, all bar D386 were rebuilt as the Ds class with superheated boilers. In 1935, D377 was fitted with larger side tanks increasing its water capacity by 210 gallons, these were removed in May 1959. With the arrival of the ADH class diesel multiple units in 1953, withdrawals commenced with the last withdrawn in November 1965. The D class was also the basis for the later Dm and Dd classes of tank engine, which continued this role until the end of steam.

Class list

The numbers and periods in service of each member of the D class were as follows:

Namesakes

The D class designation was previously used for the D class locomotive that was withdrawn in 1903. It was reused in the 1970s when the D class diesel locomotives entered service.

References

Notes

Cited works

External links

{{WAGR Locomotives NBL locomotives Railway locomotives introduced in 1912 D WAGR class 3 ft 6 in gauge locomotives of Australia 4-6-4T locomotives 2′C2′ locomotives Scrapped locomotives Passenger locomotives