Engineering Innovations
Displaying 121 - 140 of 675
Title | Description | |
---|---|---|
![]() |
Chicago Burlington & Quincy Railroad Roundhouse Aurora, IL |
The Chicago, Burlington, & Quincy Railroad was the first railroad to link Chicago and the Mississippi River, in the 1850s. This forty-stall roundhouse, large even for its time… |
![]() |
Childs-Irving Hydroelectric Project Phoenix, AZ |
Fossil Creek meanders ten miles to the Verde River, dropping some 1,600 feet during its course and, at the turn of the century, enticed miners in the copper-rich Irving area to… |
|
Chivilingo Hydroelectric Plant Lota, |
Studies on the feasibility of building a hydro plant in the site were initiated in 1893. The increasing need for power that was cheaper and easily adapted to mine underground use… |
![]() |
Choate Bridge Ipswich, MA |
The Choate Bridge of Essex County, completed in 1764, is the oldest documented two-span masonry arch bridge in the United States. Named after Colonel John Choate, who supervised… |
![]() |
Cincinnati Observatory Cincinnati, OH |
The Cincinnati Observatory, founded by Ormsby MacKnight Mitchel in 1842, is America’s oldest public/professional observatory. The observatory was situated on Mt. Adams, east of… |
![]() |
City Plan of Philadelphia Philadelphia, PA |
The City Plan of Philadelphia is a seminal creation in American city planning in that it was the first American City Plan to provide open public squares for the free enjoyment of… |
![]() |
City Plan of Savannah Savannah, GA |
The Savannah city plan, whose execution began in 1733, is distinguished from those of previous colonial towns by the repeated pattern of connected neighborhoods, multiple squares… |
![]() |
Claytile Drain Geneva, NY |
Farm And Residence of John Johnston 1791 - 1880 Eminent Farmer Who Here Originated Tile Underdrainage in America in 1835 and Thereby Became an Outstanding Contributor to Human… |
![]() |
Cleveland Hopkins Airport Cleveland, OH |
Constructed on 1,040 acres just 10 miles southwest of the city center, the Cleveland Hopkins Airport was the first major airport in the world to provide an integrated system of… |
![]() |
Code-Breaking at Bletchley Park during World War II Milton Keynes, Buckinghamshire |
On this site during the 1939-45 World War, 12,000 men and women broke the German Lorenz and Enigma ciphers, as well as Japanese and Italian codes and ciphers. They used innovative… |
![]() |
Collection at the Museum of Engines and Mechanisms Palermo, |
With over 300 specimens, the Museum of Engines and Mechanisms of the University of Palermo collectively narrates the evolution of engine technology. This collection of engines,… |
![]() |
College Park Airport College Park, MD |
College Park Airport was founded in 1909 when the Wright Brothers came here to train the first military officers to fly in the givernment's first airplane. The airport is the … |
![]() |
Colorado River Aqueduct , CA |
Stretching 242 miles from the Colorado River on the California-Arizona border to its final holding reservoir near Riverside, California, the Colorado River Aqueduct consists of… |
![]() |
Columbia Dry Cell Battery St. Louis, MO |
Imagine a world without batteries. It would be a much different world, in which the automobile and the telephone would have developed differently and probably later, a world… |
![]() |
Columbia River Scenic Highway Cascade Locks, OR |
A project that combined great engineering ambition and burgeoning civic pride, the Columbia River Highway was built at the dawn of the automobile age out of a desire to bring… |
![]() |
Columbia-Wrightsville Bridge West Hempfield, PA |
The total length of the Columbia-Wrightsville Bridge is 7,374 feet. Its construction required 100,000 cubic yards of concrete and 8 million pounds of steel reinforcing rods.… |
![]() |
Colvin Run Mill Great Falls, VA |
Colvin Run Mill is an early 19th century operating gristmill, closely modeled on the principles developed by Oliver Evans (1755-1819). Powered by a waterwheel, the restored mill… |
|
Commercial Process for Producing Calcium Carbide and Acetylene Eden, NC |
In his search for a more economical way to make aluminum, Canadian inventor Thomas Leopold Willson accidentally discovered the first commercially viable process for making calcium… |
![]() |
Commercialization and Industrialization of Photovoltaic Cells Osaka, |
In 1954 three researchers at Bell Laboratories published the results of their discovery of the world’s first practical ‘photovoltaic’ (henceforth abbreviated by ‘PV’) cell which… |
![]() |
Commonwealth Building Heat Pump Portland, OR |
The use of heat pumps for the heating and cooling of the Commonwealth Building, initiated in 1948, was a pioneering achievement in the western hemisphere. The theoretical… |