2,617 articles
Industrial wastewater treatment
Industrial wastewater treatment, or an effluent treatment plant, is the physical, chemical, and biological treatment of water from industrial facilities, treated on site or at municipal plants.
Infinite slope analysis
Infinite slope analysis is a limit equilibrium method in geotechnical engineering for assessing shallow translational landslides, treating the slope as infinitely long with a planar failure surface.
Influence line
An influence line is a structural analysis graph showing how a response at one fixed point changes as a unit load moves across a structure.
Infrared and thermal testing
Infrared and thermal testing, commonly called infrared thermography (IRT), is a nondestructive evaluation method that locates defects like delaminations and voids from surface temperature variations captured by an infrared camera.
Infrastructure
Infrastructure is the system of basic physical facilities, equipment, and organizations that delivers essential services such as transport, energy, water, sanitation, and communications to a society.
Infrastructure asset management
Infrastructure asset management (IAM) is the systematic process by which organizations operate, maintain, and upgrade physical infrastructure like roads, bridges, and pipelines to deliver service at acceptable cost.
Inga dams
The Inga dams are hydroelectric power stations, Inga I and Inga II, on the Congo River at Inga Falls in the Democratic Republic of the Congo.
INGETEC S.A.
INGETEC S.A., also known as Ingetec S.A. Ingenieros Consultores, is a Colombian consulting engineering firm founded in 1947 and headquartered in Bogotá, known for dams, hydropower, and highways.
Inguri Dam
The Inguri Dam, also called the Enguri Dam (Georgian: ენგურჰესი), is a concrete arch dam on the Inguri River in northwestern Georgia, completed in 1980 and among the tallest dams in the world.
Inland Feeder
The Inland Feeder is a 44-mile gravity-fed raw water pipeline and tunnel system in Southern California, completed in 2009 to deliver State Water Project water to Diamond Valley Lake.
Inland Waterways Authority of India (भारतीय अंतर्देशीय जलमार्ग प्राधिकरण)
The Inland Waterways Authority of India (भारतीय अंतर्देशीय जलमार्ग प्राधिकरण) is a statutory body regulating India's national waterways, established in 1986 and headquartered at Noida.
Inland waterways of the United States
The inland waterways of the United States are navigable rivers, canals, and intracoastal channels used mainly for bulk freight, maintained by the Army Corps of Engineers.
Institution of Civil Engineers
The Institution of Civil Engineers, known as ICE, is a London-based professional membership body for civil and infrastructure engineers, founded in 1818 with nearly 98,000 members worldwide.
Intake tower
An intake tower, also called an outlet tower, is a vertical concrete structure in a reservoir that feeds water from a dam to penstocks or conduits.
Intensity–duration–frequency curve
An intensity–duration–frequency (IDF) curve gives the rainfall intensity expected for a given storm duration and recurrence interval, guiding design of urban drainage and flood defenses.
Intercontinental and transoceanic fixed links
An intercontinental or transoceanic fixed link is a permanent bridge, tunnel, or causeway crossing a strait or ocean, built mostly as long-studied proposals like Gibraltar and the Bering Strait.
Internal drainage board
An internal drainage board (IDB) is an independent local public body in England that manages water levels and reduces flood risk in low-lying areas called internal drainage districts.
International bridges over the Rio Grande
The international bridges over the Rio Grande are the vehicular and rail crossings between Texas and Mexico; a 2001 inventory counted 23 vehicular bridges plus five rail-only spans.
International Commission on Large Dams
The International Commission on Large Dams (ICOLD) is an international organization of National Committees that sets standards for safe dam construction and operation, with 101 member countries.
International recognition of engineering heritage
International recognition of engineering heritage is the formal identification of historic tunnels, dams, and industrial works through national registers and bodies like ICOMOS and UNESCO.
International Tunnelling and Underground Space Association
The International Tunnels and Underground Space (ITA-AITES), also known as ITA, is a non-profit association founded in 1974 by nineteen nations to promote the tunnel profession globally.
International Water Association
The International Water Association is a global organization of water professionals, utilities, and researchers, formed in 1999 by merger, with over 10,000 members in more than 140 countries.
Interstate 85 bridge collapse
The Interstate 85 bridge collapse, also known as the I-85 bridge collapse, was the 2017 failure of an Atlanta overpass after a fire set beneath it.
Interstate Bridge
The Interstate Bridge is a pair of vertical lift bridges carrying Interstate 5 across the Columbia River between Vancouver, Washington, and Portland, Oregon, opened in 1917 and 1958.
Intracoastal Waterway
The Intracoastal Waterway (ICW) is a system of protected inshore channels along the Atlantic and Gulf coasts of the United States, from New Jersey to Texas.
Investigations of levee failures during Hurricane Katrina
The investigations of levee failures during Hurricane Katrina were forensic engineering studies from 2005 through 2009 that determined why New Orleans' protection system breached in 2005.
Ir.D.F. Woudagemaal (D.F. Wouda Steam Pumping Station)
Ir.D.F. Woudagemaal (D.F. Wouda Steam Pumping Station) at Lemmer, Friesland, is the largest steam pumping station ever built, opened in 1920, UNESCO-listed since 1998, and still operated by Wetterskip Fryslân to pump excess Frisian water into the IJsselmeer.
Irish Water
Irish Water, known as Uisce Éireann since 31 December 2022, is Ireland's national regulated water utility, created in 2013 to combine 31 local authorities' water and wastewater services.
Iron Gate Dam (California)
Iron Gate Dam was an earth-fill hydroelectric dam on the Klamath River in Siskiyou County, California, removed in 2024 in the largest dam removal in US history.
Iron Gate I Hydroelectric Power Station
Iron Gate I Hydroelectric Power Station, known in Romanian as Porțile de Fier I, is a dam and hydroelectric plant on the Danube between Romania and Serbia.