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
Probably everyone has heard about the seven wonders of the world. Unfortunately, at the moment there is only one miracle. There are objects very similar to the originals, but thanks to them we have an idea of how it looked or that wonder of the world. Below is interesting information about the wonders of the world that took place in the ancient world (especially in Ancient Rome and Greece).
The Pyramid Of Cheops
This is the only wonder of the world. which exists to this day. Despite the fact that we can see him now, we shall never know for certain what was the original appearance of the pyramid. There is information that the whole pyramid was covered with polished limestone tiles, making it shone under the hot Egyptian sun. Continue reading
Structures of unknown purpose and unknown origin.
Satellite imagery was used in different places of the Mediterranean visible structure of coastal structures.
Facilities, usually located at the mouth of the river and consists of many branched and closed channels. They communicated among themselves and with separate small locks. I.e. open water communication between no. It looks like a branched network of boat docks, but not the berths. Since there is no message on the open water. The width of the channels as the width of the separation shaft, varies, but one of the order of from 5 to 30 meters. Facilities are very old. Remind system of drainage, but there is not the land, namely ramparts. In the system of draining the land is broad and the channels narrow, rather even ditches. And no irrigation system. Continue reading