5,208 articles
List of toll roads
The list of toll roads, or list of turnpikes, surveys notable toll roads and tolling systems by region, covering tolls, vignettes, and collection methods worldwide.
List of tunnels in the United States
A list of the tunnels in the United States, from mountain highway bores to immersed-tube harbor crossings, with construction methods and notable landmarks like Boston's Big Dig.
List of water supply and sanitation by country
The list of water supply and sanitation by country compiles household access figures from the WHO/UNICEF Joint Monitoring Programme, whose 2024 estimates cover safely managed drinking water for 160 countries.
Listed bridges in Denmark
Listed bridges in Denmark are bridges protected as built heritage under the Danish building protection act, recorded as 'Fredet' in the FBB register run by Slots- og Kulturstyrelsen.
Little Goose Dam
Little Goose Dam is a run-of-river hydroelectric dam and navigation lock on the lower Snake River in Washington, operated by the U.S. Army Corps of Engineers.
Little Metropolis church (Athens)
The Little Metropolis (Panagia Gorgoepikoos, Agios Eleutherios) is a small Byzantine church beside Athens Cathedral, built almost entirely of reused ancient marble with 90 sculpted spolia and a famous calendar frieze.
Littlecote
Littlecote: Wiltshire estate near Hungerford with Littlecote House and a Roman courtyard villa whose Orpheus mosaic, lost after 1727 and rediscovered in 1976, was excavated 1978-1991.
Liverpool Cathedral
Liverpool Cathedral, the Cathedral Church of Christ in Liverpool, is Britain's largest Anglican cathedral, built on St James' Mount between 1904 and 1978 to Giles Gilbert Scott's Gothic design.
Liverpool Corporation Waterworks
Liverpool Corporation Waterworks was Liverpool's municipal water undertaking from 1847, which built the Rivington reservoirs and the Vyrnwy dam, Britain's first large masonry dam, completed in 1888.
Living building materials
Living building materials are construction materials containing living microorganisms, usually cyanobacteria, which fix CO2 and precipitate minerals, in contrast to bioinspired or merely bio-based materials.
Living concrete
Living concrete is a building material containing living microorganisms, typically cyanobacteria or Bacillus bacteria, that remain active inside it, healing cracks and capturing carbon dioxide.
Living room
The living room, also called the sitting room or front room, is the room in a residence for relaxation and socializing, which largely replaced the formal parlor in the twentieth century.
Living root bridges
Living root bridges (Khasi: Jingkieng Jri) are footbridges grown over decades from the aerial roots of rubber fig trees by indigenous Khasi and Jaintia communities in Meghalaya, northeastern India.
Living shoreline
A living shoreline is a shoreline stabilization method using natural materials such as plants, sand, or rock, often with oyster reefs or sills, to control erosion along bays and estuaries.
Living shorelines
A living shoreline is a shoreline stabilization practice that controls erosion with native marsh vegetation, sand, and oyster reefs instead of hard bulkheads and seawalls.
Lloyd Wright
Lloyd Wright, born Frank Lloyd Wright Jr. (1890–1978), was an American architect and landscape architect in Southern California, known for Wayfarers Chapel and two early Hollywood Bowl shells.
Llyn Celyn
Llyn Celyn, also known as Tryweryn Reservoir, is a reservoir in Gwynedd, Wales, built by Liverpool between 1960 and 1965, flooding the village of Capel Celyn.
Load rating
Load rating is the engineering process of determining a bridge's safe load-carrying capacity, required federally for US highway bridges and driving load posting and permit decisions.
Load-bearing wall
A load-bearing wall is a structural wall that carries loads from the roof, floors, and walls above down to the foundations, typically built of concrete, blockwork, or brick.
Local board of health
A local board of health was a British local authority created under the Public Health Act 1848, with powers to build sewers, supply water, and appoint a medical officer of health.
Locally listed building
A locally listed building is a building in England placed on a local heritage list by a local planning authority, a non-statutory designation covering assets of local heritage significance.
Lochinvar
Lochinvar is a freshwater loch in Kirkcudbrightshire, Scotland, about 3.5 miles from St John's Town of Dalry, converted into an impounding reservoir for public water supply in the 1960s.
Lock (water navigation)
A lock, also called a ship lock or navigation lock, is an enclosed chamber with gates that raises or lowers boats between stretches of water at different levels.
Lock and Dam No. 1
Lock and Dam No. 1, also called the Ford Dam, is a lock and hydroelectric dam on the Mississippi River between Minneapolis and St. Paul, completed in 1917.
Lock and Dam No. 1 (Mississippi River)
Lock and Dam No. 1 is a twin-chamber lock and dam on the Mississippi River in Minneapolis, Minnesota, operated by the Army Corps of Engineers and completed in 1917.
Lock and Dam No. 19
Lock and Dam No. 19, also known as the Keokuk Dam, is a navigation lock and hydroelectric dam on the Mississippi River at Keokuk, Iowa, privately built in 1913.
Lock gates and operating mechanisms
Lock gates and operating mechanisms are the gates, valves, and drive machinery that close a navigation lock's chamber and let water in and out, moving vessels between water levels.
Lock-and-dam navigation works
A lock-and-dam navigation work pairs a dam that maintains a minimum-depth pool with locks that lift or lower vessels, turning a free-flowing river into a staircase of navigable pools.
Lockport (town), New York
Lockport is a town in Niagara County, New York, established in 1824 from parts of Cambria and Royalton, named for the Erie Canal locks ascending the Niagara Escarpment.
Lockport, New York
Lockport, New York, is a city in Niagara County named for the Flight of Five Erie Canal locks that lift boats about 60 feet up the Niagara Escarpment.