Browsing Mokslo (meno) populiarinimo, publicistiniai leidiniai / Science (Art) Promotion, Publicistic Publications by Publisher "Ex Arte"
Now showing items 41-60 of 121
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Kelio istorija
(Lietuvos keliai, 2001) -
Kelio istorija
(Lietuvos keliai, 2000)The German autobahnen were originally planned in the late 1920s. The autobahn's chief was Fritz Todt, engineer - manager of a Munich construction firm, Nazi party member, and close confidant of Hitler. The autobahn designers ... -
Kelio istorija
(Lietuvos keliai, 2001) -
Kelio istorija
(Lietuvos keliai, 1999)The second part of the article was prepared using the material collected by foreign and Lithuanian authors. The first artificial road pavement could be a twig deck in the wood or marshland. The researchers could judge about ... -
Kelio istorija
(Lietuvos keliai, 1998)The article was prepared using the material collected by foreign and Lithuanian authors. The road history from the oldest days, i.e. 3500 BC, until today is reviewed in the article. The road originated from pedestrian paths ... -
Kelio istorija. Chronologija
(Lietuvos keliai, 2002) -
Kelio istorija. Chronologija
(Lietuvos keliai, 2003) -
Kelio istorija. Keliai išradus automobilį
(Lietuvos keliai, 1999)The third part of the article has been prepared using the material collected by foreign authors. Invention of the automobile in 1885 had a great impact on road development. New hard types of pavements were built in West ... -
Kelio istorija. Kelių projektavimas
(Lietuvos keliai, 2002)This paper deal with the Road Maps and the beginning of design of roads. The oldest known map is dated at 2200 B. C. and is of the ancient Mesopotamian city of Lagash. It is carved on the lap of the statue of the city's ... -
Kelio istorija. Kelių tankinimas praeityje
(Lietuvos keliai, 2007)This article, among others dealing with the history of roads, continue the history of road construction techniques. The earlier observations by road engineers led to the conclusion, that for better performance of road ... -
Kelio istorija. Kelių tiesimas kariniais tikslais
(Lietuvos keliai, 2008)His military efforts promoted a similar awareness in Germany, Austria and other countries. Indeed, Napoleon had a major impact on European roadmaking. The military influence on roadmaking was so strong in Denmark, that the ... -
Kelio istorija. Kelių tiesimo medžiagos
(Lietuvos keliai, 2009)Competition from other binders increased later in the ninteenth century, the tar byproduct was distilled to produce more viscous and durable tars. These more marketable materials came to be known as road tars and led to a ... -
Kelio istorija. Kelių tiesimo metodai ir technika
(Lietuvos keliai, 2004)Stem was also used to power other construction equipment. The first documented application occurred in the United States in 1838 when William Otis produced a steam-powered shovel for railroad works. The next documented use ... -
Kelio istorija. Kelių tiesyba XVIII a
(Lietuvos keliai, 2003)Despite the contributions of the engineers Tresaguet and Telford, they had not produced the quantum advance necessary to satisfy the growing needs of enhanced and extended travel. The advance to be supplied by, John Loudon ... -
Kelio istorija. Rišamosios kelių tiesimo medžiagos
(Lietuvos keliai, 2008)The most significant result of this push was the development of asphalt roads. There is much confusion over the use in English language of the words bitume and asphalt. Roadmaking use of asphalt required advanced technology ... -
Kelio istorija. Tiltų griūčių istorija
(Lietuvos keliai, 2006)The Wheeling suspension bridge failed in 1854 due to torsional resonance in the wind. Indeed, suspension bridges were particularly prone to failure. Alfred Pugsley, a well known expert, estimated that 120 suspension bridges ... -
Kelio istorija. Tiltų statybos raida
(Lietuvos keliai, 2004)In about TWO B. C. the Chinese built the world's first major bridge, the ju Qiao bridge at Quzhou. The first major pier and beam bridge outside of China was probably the bridge, built over the Euphrates in Babylon in about ... -
Kelio istorija. Tiltų statybos raida nuo arkų iki santvarų
(Lietuvos keliai, 2005)The bridge was' built by Bernabe Visconti in 1377 and was destroyed in 1416. The Chinese had used iron for making suspension bridge chains and for ties between voussoirs in their masonry arches. The idea of using iron in ... -
Kelio istorija. Tunelių istorija
(Lietuvos keliai, 2006)The 460 m tunnel passed under the Thames in London, a kilometer downstream from the Tower Bridge. Although intended as a road tunnel, no approaches were built and so it mainly served pedestrians until taken over by the ... -
Kelio istorija.Tolesnė tiltų statybos raida
(Lietuvos keliai, 2005)The first use of cement in bridges since the Romans occurred in 1796 on the isle of Sheppey Bridge in England. Concrete was first used for bridges in France in 1840 for the construction of a 14 m arch bridge over the Garonne ...