builders

Railway bridge across

With the construction of the bridge was associated with the appearance of the new town, which was destined subsequently to become one of the largest in Siberia. Day of laying the first stone of the railway bridge across the Ob river — July 20, 1893 is the date of birth of Novosibirsk.

It should be noted that bridges the TRANS-Siberian railway for its time were the largest facilities of its kind in Russia. For example, the famous bridge over the Yenisei, constructed under the project of L. Proskuryakova in 1898, has long been one of the biggest in the world in the simple span girder bridges (6 spans of 144 m. the Model of the bridge was awarded the gold medal at the Paris exhibition of 1900). The bridge across the Amur river (1915 project by the same author) had a unique length of 2.6 km Access road with the overpass it in 6 spans of 33m (the project of the famous Russian engineer, Professor G. P. Perederiy) was constructed from the latest structural material — concrete. Continue reading

The tallest tower in the world

Attraction height

Know, that unites the romantics and thrill-seekers? They are always attracted by all that is breathtaking. This love, passion, speed, altitude and more. Maybe just a little in different ways. And height – especially. Remember, as the heart stopped the first time you rode on the Ferris wheel or went to the observation deck multi-level buildings. Imagine what you will feel when your floors will take you to the tallest tower in the world. Many country openly and not really compete with each other in absolute value “growth” of buildings. For many (administration of the state, designers, builders, owners) it is a matter of prestige and the aspect that often draw the attention of tourists. Someone is enjoying the altitude in flight on the aircraft or the hang glider, and someone builds incredible skyscrapers. As they say, someone that. Continue reading

British archaeologists are sensational excavations at Stonehenge

Archaeologists know that this ancient monument was built in several stages between 3000 BC to 1600 BC, But why? Disputes are very long, and consensus scientists have not yet reached (frame BBC).

Professor Tim Darvill (Tim Darvill) from the University of Bournemouth (Bournemouth University ) and Jeff Wainwright (Geoff Wainwright), President of the society of antiquaries of London (Society of Antiquaries of London ), headed the archaeological expedition, which for the first time in nearly 50 years began to excavate directly under the Stonehenge (Stonehenge ). Scientists intend to shed light on the purpose of the construction of this mysterious structure.

Excavations conducted on the means and under the auspices of the BBC. moreover, the broadcasting company launched a special project Timewatch. in which intends to highlight the progress of the work. Continue reading

The fortifications of Ancient Rome
Fortress. — The architecture of fortified places has experienced two eras: the era of the allied wars, when each city could be afraid of attacks from the neighbour, and the…

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Of descriptive geometry
About the pyramids will be discussed later. They play a bright role in the history of the development of imaging techniques. And again the same circuit: assumptions and discoveries, riddles…

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The Gothic cathedrals of Moscow
Have you ever gone to a tour of Moscow of different faiths? Indeed, apart from the usual Christian churches in Moscow have historic Lutheran and Anglican churches, the Catholic Church,…

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