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On This Day | April 22

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2000
?zmir Metro opened

Located in ?zmir, Turkey, ?zmir Metro is a light metro system consisting of one 20.1-kilometre (12.5 mi) line serving 17 stations. Yap? Merkezi was the main contractor for all design and civil works, while AdTranz was responsible for the rolling stock and the signalling, power-supply and communication systems.

1931
Madrid-Barajas Airport opened

Adolfo Suárez Madrid-Barajas Airport is the main international airport serving Madrid in Spain. The airport has five passenger terminals and has grown to be one of Europe's most important aviation centres.

1896
Thomas Meik died

Thomas Meik was a 19th-century Scottish engineer. He is particularly associated with ports and railways in Scotland and northern England, Meik fathered two prominent engineering sons: Patrick Meik and Charles Meik. The firm they founded remains active, today part of the Jacobs Engineering Group.

1877
James P. Kirkwood died

Born in Edinburgh, Scotland, James Pugh Kirkwood was a 19th-century American civil engineer, and general superintendent of the Erie Railroad in the year 1849-1850. In 1848 he completed the Starrucca Viaduct, which was considered to be the most expensive railroad bridge at the time, as well as the largest stone viaduct. He later served as president of the American Society of Civil Engineers.

1833
Richard Trevithick died

Richard Trevithick was a British inventor and mining engineer. He was an early pioneer of steam-powered road and rail transport, and his most significant contributions were the development of the first high-pressure steam engine and the first working railway steam locomotive.

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Georgia Tech Digitizes George F. Sowers' 1940s Harvard Notes from Terzaghi and Casagrande

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The Georgia Tech Geosystems group has released digital scans of course notes taken by Prof. George F...

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Maidstone East cutting shows importance of proactive slope management

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Railway cuttings can be among the most sensitive geotechnical assets on transport networks. They are...

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Geotechnical investigations begin for The Bight Bridge replacement

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Geotechnical investigations have started for the planned replacement of The Bight Bridge at Wingham,...