2,617 articles
"Trajan's Bridge" at Drobeta-Turnu Severin
Trajan's Bridge (Apollodorus Bridge) spanned the Danube at Drobeta-Turnu Severin, built 103–105 AD by Apollodorus of Damascus; first kilometer-long bridge, 54 m spans, destroyed under Aurelian.
100-year flood
A 100-year flood, also known as the base flood, is a flood with a 1-percent annual chance of occurring; despite the name, such floods can strike consecutive years.
1854 Broad Street cholera outbreak
The 1854 Broad Street cholera outbreak, also known as the Golden Square outbreak, killed about 616 people in Soho, London, in 1854, after physician John Snow traced it to the Broad Street water pump.
1915 Çanakkale Bridge
The 1915 Çanakkale Bridge (Çanakkale Boğaz Köprüsü) is a suspension bridge over the Dardanelles in Türkiye, opened in 2022 with the world's longest suspension span at 2,023 m.
1915 Vanceboro international bridge bombing
The 1915 Vanceboro international bridge bombing was a German sabotage attempt by Werner Horn, who dynamited the railway bridge between Maine and New Brunswick on February 2, 1915.
1929 Ottawa sewer explosion
The 1929 Ottawa sewer explosion was a series of blasts in Ottawa's sewers on 29 May 1929 that killed one person; the cause was never determined.
1975 Banqiao Dam failure
The 1975 Banqiao Dam failure was the collapse of the Banqiao Dam on the Ru River in Henan, China, after record Typhoon Nina rainfall, killing up to 230,000 people.
1979 Machchhu dam failure
The 1979 Machchhu dam failure, also known as the Morvi dam burst, collapsed the Machhu-II dam in Gujarat, India, on 11 August 1979, killing about 2,000 people in Morbi.
1982 Salang Tunnel fire
The 1982 Salang Tunnel fire killed an estimated 176 to several thousand people in Afghanistan in November 1982, when a fuel tanker exploded in the tunnel.
1992 Guadalajara explosions
The 1992 Guadalajara explosions were a series of gasoline-vapor sewer blasts in Guadalajara, Mexico, on April 22, 1992, destroying streets in the Reforma district and killing more than 200 people.
1993 Milwaukee cryptosporidiosis outbreak
The 1993 Milwaukee cryptosporidiosis outbreak was a waterborne disease outbreak in Milwaukee, Wisconsin, that sickened an estimated 403,000 people, the largest in United States history.
1995 Daegu gas explosions
The 1995 Daegu gas explosions killed 101 people when leaked city gas ignited at a subway construction site in Daegu, South Korea, on 28 April 1995.
2005 levee failures in Greater New Orleans
The 2005 levee failures in Greater New Orleans were more than 50 breaches during Hurricane Katrina on August 29, 2005, flooding about 80 percent of the city.
2008 Channel Tunnel fire
On September 11, 2008, the 2008 Channel Tunnel fire erupted on a Eurotunnel Truck Shuttle near the French exit. It reached 1,000°C, injuring six people.
2010 Guatemala City sinkhole
The 2010 Guatemala City sinkhole was a sudden ground collapse in Guatemala City on 29 May 2010 that swallowed a three-story building after Tropical Storm Agatha.
2014 Elk River chemical spill
The 2014 Elk River chemical spill released roughly 10,000 gallons of crude MCHM from a Freedom Industries tank in Charleston, West Virginia, prompting a do-not-use order for 300,000 residents.
2018 Laos dam collapse
The 2018 Laos dam collapse was the failure of Saddle Dam D of the Xe-Pian Xe-Namnoy hydropower project in southern Laos on 23 July 2018, killing 49 people.
2021 Suez Canal obstruction
The 2021 Suez Canal obstruction was a six-day blockage of the canal by the container ship Ever Given, which ran aground on 23 March 2021.
2022 Crimean Bridge explosion
The 2022 Crimean Bridge explosion was a truck bombing on 8 October 2022 that destroyed part of the road deck over the Kerch Strait and killed five people.
2022 Salang Tunnel fire
The 2022 Salang Tunnel fire was a disaster in Afghanistan in which a fuel tanker caught fire in the Salang Tunnel on 17 December 2022, killing at least 31 people.
2024 Alau Dam collapse
The 2024 Alau Dam collapse was the failure of a section of the Alau Dam in Borno State, Nigeria, on 9 September 2024, flooding about 40 percent of nearby Maiduguri.
25 de Abril Bridge
The 25 de Abril Bridge (Ponte 25 de Abril) is a road and rail suspension bridge over the Tagus River in Lisbon, Portugal, opened in 1966.
495 Northern Extension
The 495 Northern Extension, known as 495 NEXT, is a 2.5-mile extension of the 495 Express Lanes on the Capital Beltway in Fairfax County, Virginia, opened in November 2025.
72-Hour Bridge
The 72-Hour Bridge, also called the Panmunjom Bridge, is a Korean DMZ crossing built by North Korea in 72 hours in 1976 after the axe murder incident; the name also denotes a University of Maine composite bridge system.
A Biographical Dictionary of Civil Engineers
A Biographical Dictionary of Civil Engineers is a three-volume reference work, published for the Institution of Civil Engineers, covering civil engineers in Britain and Ireland from 1500 to 1920.
A. M. Hamilton
A. M. Hamilton is the professional name of Archibald Milne Hamilton (1898–1972), a New Zealand civil engineer who invented the Callender-Hamilton prefabricated bridge, patented in 1935.
A494 road
The A494, officially the Dolgellau to South of Birkenhead Trunk Road, runs from Dolgellau through Ruthin and Mold to Queensferry, connecting with the A55 and M56.
AASHTO 1993 Pavement Design Guide
The AASHTO 1993 Pavement Design Guide is an empirical procedure for designing flexible and rigid highway pavements, published by AASHTO and based on the AASHO Road Test.
AASHTO Green Book
The AASHTO Green Book, formally A Policy on Geometric Design of Highways and Streets, is the principal United States reference for highway and street geometric design.
AASHTO Manual for Bridge Evaluation
The AASHTO Manual for Bridge Evaluation (MBE) is a technical standard by AASHTO that sets bridge inspection procedures, evaluation practices, and load rating, helping owners meet the National Bridge Inspection Standards.