2,617 articles
James F. Stahl
James F. Stahl is an American environmental engineer who led the Sanitation Districts of Los Angeles County for 38 years and was elected to the National Academy of Engineering.
James Henry Greathead
James Henry Greathead (1844–1896) was a South African-born British civil engineer whose cylindrical tunnelling shield, first used on the Tower Subway in 1869, made deep-level tunneling through soft ground practical and underpinned the London Underground.
James L. Lammie
James L. Lammie, also known as James Louis Lammie (1931–2022), was an American civil engineer, a West Point graduate and Army colonel who led Parsons Brinckerhoff and oversaw Boston's Central Artery/Tunnel project.
James O. Jirsa
James O. Jirsa is an American structural engineer and professor at the University of Texas at Austin, elected to the National Academy of Engineering in 1988.
James R. Harris
James R. Harris, full name James Robert Harris, is a Denver consulting structural engineer who founded J.R. Harris & Company in 1984 and chaired the ASCE 7 seismic standards committee.
James W. Poirot
James W. Poirot (1931–2011) was an American civil engineer who chaired the engineering firm CH2M Hill for a decade and led an industry-wide quality-management initiative in the 1980s.
Jamuna Bridge
Jamuna Bridge, formally the Bangabandhu Jamuna Multipurpose Bridge, is a 4.8 km combined road and railway bridge over the Jamuna River in Bangladesh, opened in 1998.
Jan Blanken
Jan Blanken Jansz. (1755–1838) was a Dutch hydraulic engineer who became inspector-general of the Dutch water authority and designed the roughly 80 km canal between Amsterdam and Den Helder.
Janbu's method
Janbu's method is a limit-equilibrium procedure of slices for computing the factor of safety of soil or rock slopes, developed by Norwegian engineer Nils Janbu in the 1950s.
Japan–Korea Undersea Tunnel
The Japan–Korea Undersea Tunnel (日韓トンネル, 한일해저터널) is a proposed road and rail link under the Korea Strait between Busan and Kyushu, judged economically unviable and never begun.
Japanese Highway Bridge Specification
The Specifications for Highway Bridges (Dōrokyō Shihōsho) is Japan's national road bridge design standard, issued by the Japan Road Association and revised most recently in 2017.
Jar test
A jar test is a laboratory batch procedure simulating coagulation, flocculation, and settling of water in stirred containers to find the optimum coagulant dose and pH.
Jayakwadi Dam
Jayakwadi Dam, also known as Jaikwadi or Nath Sagar Dam, is a major dam on the Godavari at Paithan, Maharashtra, the state's largest irrigation project, completed in 1976.
JCT contracts
JCT contracts are standard-form building contracts published by the Joint Contracts Tribunal, formed in 1931, and used in most UK building works alongside the NEC suite.
Jebel Ali desalination plant
The Jebel Ali desalination plant in Dubai is a combined power and desalination complex, certified by Guinness World Records as the world's largest single-site desalination facility.
Jersey barrier
The Jersey barrier, also called a Jersey wall or K-rail, is a rigid concrete traffic barrier developed by New Jersey in the 1950s to separate traffic lanes.
Jet bridge
A jet bridge, also called a jetway, is an enclosed, movable walkway connecting an airport terminal gate to an aircraft door, letting passengers board sheltered from weather and ramp hazards.
Jim D. Wiethorn
Jim D. Wiethorn, also known as Jimmy Don Wiethorn, is an American forensic structural engineer specializing in crane accidents, elected to the National Academy of Engineering in 2025.
Jinping-I Dam
Jinping-I Dam, also known as Jinping-I Hydropower Station, is a 305 m arch dam on the Yalong River in Sichuan, China, the world's highest, completed in 2013.
Jintang Bridge
Jintang Bridge (金塘大桥) is a cable-stayed road bridge in Zhejiang, China, opened in 2009 to connect Jintang Island with Zhenhai District of Ningbo as part of the Zhoushan Cross-Sea Bridge.
Johannesburg water supply system
The Johannesburg water supply system is the bulk infrastructure delivering water to Johannesburg and Gauteng, anchored on the Vaal River and run by Rand Water, established in 1903.
John A. Focht Jr.
John A. Focht Jr., born John Arnold Focht Jr. (1923–2010), was a Houston geotechnical engineer who led McClelland Engineers, designed Texas dams, and served as ASCE president.
John A. Roebling
John A. Roebling, born Johann August Röbling in 1806, was a German-born American civil engineer who invented wire rope and designed suspension bridges, including the Brooklyn Bridge.
John A. Roebling Suspension Bridge
The John A. Roebling Suspension Bridge, also called the Cincinnati-Covington Bridge, is an 1867 suspension bridge over the Ohio River linking Covington, Kentucky, and Cincinnati, Ohio.
John Findley Wallace
John Findley Wallace, known as John F. Wallace, was an American civil engineer and the first Chief Engineer of the Panama Canal, serving from 1904 to 1905.
John Frank Stevens
John Frank Stevens (1853–1943) was an American civil engineer who built the Great Northern Railway and served as chief engineer of the Panama Canal from 1905 to 1907.
John M. Kulicki
John M. Kulicki is an American bridge engineer who led development of the AASHTO LRFD Bridge Design Specifications and was elected to the National Academy of Engineering in 2006.
John Rennie the Elder
John Rennie the Elder was a Scottish civil engineer (1761–1821) who designed canals, docks, and harbors across Britain. He is best known for the three Thames bridges.
John Smeaton
John Smeaton (1724–1792) was an English engineer from near Leeds who designed the third Eddystone Lighthouse and became the first person to describe himself as a civil engineer.
John W. Fondahl
John W. Fondahl (1924–2008) was an American civil engineer and Stanford professor who developed the precedence diagramming method of project scheduling and co-founded one of the first graduate programs in construction management.