The 1815 Philadelphia train accident occurred on 31 July 1815, in

Philadelphia Philadelphia, often called Philly, is the largest city in the Commonwealth of Pennsylvania, the sixth-largest city in the U.S., the second-largest city in both the Northeast megalopolis and Mid-Atlantic regions after New York City. Sinc ...

County Durham County Durham ( ), officially simply Durham,UK General Acts 1997 c. 23Lieutenancies Act 1997 Schedule 1(3). From legislation.gov.uk, retrieved 6 April 2022. is a ceremonial county in North East England.North East Assembly �About North East E ...

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...

, when an early experimental railway

locomotive A locomotive or engine is a rail transport vehicle that provides the Power (physics), motive power for a train. If a locomotive is capable of carrying a payload, it is usually rather referred to as a multiple unit, Motor coach (rail), motor ...

, Brunton's ''Mechanical Traveller'', suffered a boiler explosion. This engine, also known as the Steam Horse, ran on four wheels but was pushed by mechanical feet. This was both the first recorded

boiler explosion A boiler explosion is a catastrophic failure of a boiler. There are two types of boiler explosions. One type is a failure of the pressure parts of the steam and water sides. There can be many different causes, such as failure of the safety valve ...

and the first railway accident causing major loss of life with at least 13 people killed (sources differ). The accident is not included in many texts because it was on an industrial

waggonway Wagonways (also spelt Waggonways), also known as horse-drawn railways and horse-drawn railroad consisted of the horses, equipment and tracks used for hauling wagons, which preceded steam-powered railways. The terms plateway, tramway, dramway ...

plateway A plateway is an early kind of railway, tramway or wagonway, where the rails are made from cast iron. They were mainly used for about 50 years up to 1830, though some continued later. Plateways consisted of "L"-shaped rails, where the flange o ...

, rather than a public

railway Rail transport (also known as train transport) is a means of transport that transfers passengers and goods on wheeled vehicles running on rails, which are incorporated in tracks. In contrast to road transport, where the vehicles run on a pre ...

. Nevertheless, it predated

William Huskisson William Huskisson (11 March 177015 September 1830) was a British statesman, financier, and Member of Parliament for several constituencies, including Liverpool. He is commonly known as the world's first widely reported railway passenger casu ...

's fatal accident at Parkside by 15 years, and the death toll was not exceeded by any

railway accident Classification of railway accidents, both in terms of cause and effect, is a valuable aid in studying rail (and other) accidents to help to prevent similar ones occurring in the future. Systematic investigation for over 150 years has led to the r ...

until 1842 worldwide (see

Versailles train crash On 8 May 1842, a train crashed in the cutting between Meudon and Bellevue stations on the railway between Versailles and Paris, France. The train was travelling to Paris when it derailed after the leading locomotive broke an axle, and the carr ...

), and 1861 in the UK (

Clayton Tunnel Clayton Tunnel is a railway tunnel located near the villages of Clayton and Pyecombe in West Sussex, between Hassocks and Preston Park railway stations on the Brighton Main Line. This tunnel is notable for its turreted and castellated north p ...

). It also killed more people than any other UK railway

of all time, though 26 were killed in a 1912 boiler explosion in San Antonio, USA. Most boiler explosions caused severe mechanical damage but often only the locomotive crew suffered physically; however, Brunton's locomotive was surrounded at the time by a crowd of curious sightseers, who formed the majority of the victims. The first high-pressure steam

, Trevithick's

Penydarren : ''For Trevithick's Pen-y-darren locomotive, see Richard Trevithick#"Pen-y-Darren" locomotive, Richard Trevithick.'' Penydarren is a Community (Wales), community and electoral ward in Merthyr Tydfil County Borough in Wales. Description The area ...

engine, had only appeared 11 years earlier in 1804, and engineering understanding of the forces and safety risks involved was still primitive.

References

* {{DEFAULTSORT:Philadelphia Steam locomotive technologies Locomotive parts Railway boiler explosions Railway accidents in 1815 Railway accidents and incidents in County Durham 1815 in England 19th century in County Durham July 1815 events 1815 disasters in the United Kingdom