More Concrete Constructions History

You can find a proclaiming that all roads bring on Rome, and in order to, 5300 miles of the roads were constructed from concrete. From 300 B.C. to 46 A.D, the Romans used pozzuolana cement from Pozzuoli, Italy to build the Appian Way in conjunction with famous Roman structures just like the Coliseum and Pantheon. It does not take Pont du Gard aqueduct structure this really is elsewhere of Europe that include in Southern France. A different magnificent concrete builds structure could be the Roman structure the Hadrian's Wall. The installation of this artificial and ancient masonry is really much akin to modern concrete. The Roman concrete is actually built choosing pozzuolana (a volcanic earth) that is a mix off lime, broken stones, bricks, and tuff.

Related : Sterling Silver Jewelry Civil Engineer LCD Televisions For Sale Pearl Jewelry

The History Of The London Underground (Part 3 of 4)

Part 3 of 4 The complete story of London's iron and concrete arteries that carry one billion commuters a year "The History of the London Underground" is the definitive story of 'the tube', the world's first underground railway system, an extraordinary and vast network that serves nearly a billion people each year. From its humble beginnings in 1836 when a steam engine made the first run of a new era as the very first subway train to commute beneath London's streets to one of the most extensive subway systems in the world, this fascinating documentary tells the complete story of the 243 mile lone subterranean network that keeps London moving. With classic archive footage and interviews with 'London Underground' historians who trace the developments that transformed the first subway line into the modern marvel that we know today. "The History of the London Underground" is a must have for all Londoners and railway enthusiasts alike.

My Links : Civil Engineer Civil Engineering Forum Civil Engineering Earthworks Construction Bored pile Foundation