5,208 articles
Navigable aqueduct
A navigable aqueduct, also called a canal aqueduct, is a bridge that carries a canal with its water and boats over an obstacle, letting vessels cross without locks.
Navigation canal
Navigation canal: artificial waterway built to carry boats and ships, joining rivers, lakes, or seas. Uses locks, summit-level water supplies, and checks; examples include the Erie, Suez, and Panama canals.
Navigation dam
A navigation dam is a low dam built across a navigable river to impound a pool deep enough for barge traffic, with gates holding the water level nearly constant.
Nazca culture
The Nazca culture, also spelled Nasca, was a pre-Columbian society on Peru's south coast from about 100 BC to AD 700, known for polychrome ceramics and the Nazca Lines.
Negative skin friction
Negative skin friction (NSF) is the downward shear force settling soil exerts on a pile shaft, typically from consolidating soft clay, fill, or groundwater lowering.
NEHRP Recommended Seismic Provisions
The NEHRP Recommended Seismic Provisions, commonly the NEHRP Provisions, is a US technical resource document setting minimum seismic design requirements for new buildings, first published in 1985 and developed by the BSSC for FEMA.
Neo-futurism
Neo-futurism is a late-20th to early-21st-century movement in arts, design, and architecture that revives futurist interest in technology; named by Denis Laming, its examples include the Pompidou Centre and Burj Khalifa.
Neoclassical architecture
Neoclassical architecture, also called the Neo-Classical style, is a European style of the mid-18th century based on ancient Greek and Roman buildings, with columns, symmetry, and simple geometric forms.
Neresheim Abbey
Neresheim Abbey (Abtei Neresheim) is a Benedictine monastery at Neresheim in Baden-Württemberg, Germany, founded in 1095 and best known for its Baroque abbey church, the last major church designed by Balthasar Neumann.
Nero Decree
The Nero Decree, also known as the Nerobefehl, was a March 1945 order by Adolf Hitler directing the destruction of German infrastructure as Allied forces advanced.
Netley Abbey
Netley Abbey is a ruined Cistercian monastery near Netley in Hampshire, England, founded in 1239 by monks from Beaulieu Abbey and converted into a Tudor mansion after 1536.
Neuschwanstein Castle
Neuschwanstein Castle, or Schloss Neuschwanstein, is a 19th-century historicist palace in Schwangau, Bavaria, begun by King Ludwig II in 1869, never completed, and made a UNESCO World Heritage Site in 2025.
Neutrality of the Panama Canal
The neutrality of the Panama Canal is a treaty-based regime keeping the Canal open to vessels of all nations equally, established by the 1977 Torrijos–Carter Treaties.
New Austrian tunneling method
The New Austrian tunneling method (NATM) is a tunnel construction method that mobilizes the self-supporting capacity of the ground, using a monitored shotcrete shell and rock bolts.
New Bridge (near Harrogate)
New Bridge (near Harrogate): Grade II listed 1822 packhorse bridge over the River Nidd at Birstwith, North Yorkshire, on the Otley-to-Ripon packhorse track; single round arch, 20 m span; distinct from New Bridges at Ripon, Studley Royal, and Harewood.
New Bridge (near Oxford, 1004851)
New Bridge (scheduled monument 1004851) is a 14th-century six-arch limestone bridge over the Thames at Newbridge between Northmoor and Kingston Bagpuize near Oxford, Grade I listed and the most complete medieval bridge in Oxfordshire.
New Bridge (near Oxford, 1368023)
New Bridge (Historic England list entry 1368023) is a Grade I listed 1773 road bridge by Sir William Chambers over the River Glynne at Blenheim Palace, Oxfordshire; limestone ashlar, three semi-circular arches, distinct from medieval Newbridge on the Thames.
New Bridge (near Plymouth)
New Bridge (Gunnislake Bridge), Grade I listed circa 1520 granite bridge of six arches, 55 m long, over the River Tamar between Gunnislake, Cornwall and Gulworthy, Devon near Plymouth; lowest Tamar bridge before 1859.
New Civil Engineer
New Civil Engineer is a British civil engineering magazine and website published by EMAP as the official magazine of the Institution of Civil Engineers since 1972.
New Croton Dam
New Croton Dam, also called the Cornell Dam, is a large masonry dam on the Croton River in Westchester County, New York, built from 1892 to 1906.
New Engineering Contract
The New Engineering Contract (NEC) is a family of standard-form contracts for works, services, and supply, published by the Institution of Civil Engineers since 1993.
New Hall (near Chelmsford)
New Hall (Palace of Beaulieu), Boreham near Chelmsford, Essex: grade I listed surviving north wing of Henry VIII's c 1518 quadrangular palace, with grade II registered park, home of New Hall School since 1799.
New Kansas City Royals Stadium
The New Kansas City Royals Stadium is a planned ballpark at Crown Center in downtown Kansas City, Missouri, announced in 2026 for a 2030 home opener.
New Mosque (Istanbul)
The New Mosque (Yeni Cami) is a large Ottoman imperial mosque at Eminönü on Istanbul's Golden Horn waterfront, begun in 1597 and completed in 1665.
New Orleans levee system
The New Orleans levee system is the network of levees, floodwalls, and pump stations protecting New Orleans, first begun in 1717 and rebuilt after Hurricane Katrina in 2005.
New Parliament House, New Delhi
The New Parliament House, also known as Sansad Bhawan, is the triangular New Delhi building housing the Parliament of India, inaugurated by Prime Minister Narendra Modi in 2023.
New River (London)
The New River is an artificial watercourse built between 1608 and 1613 under Sir Hugh Myddelton, carrying spring water from Hertfordshire to the City of London.
New River Company
The New River Company was an English water supply company, incorporated in 1619, that built and operated the New River carrying water to London until 1904.
New River Gorge Bridge
The New River Gorge Bridge is a steel arch bridge carrying US 19 near Fayetteville, West Virginia; opened in 1977, it was the world's longest steel arch span until 2003.
New Valley Project (مشروع الوادي الجديد)
The New Valley Project (مشروع الوادي الجديد), also called the Toshka project, is an Egyptian land reclamation program channeling Lake Nasser water into desert farmland.