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dimwit wrote:The problem with Japanese concrete is that the sand is usually extracted from the sea resulting in high salt content which corrodes iron rebar.
Personally, I don't have a problem with concrete lasting 10,000 years providing you are building something worth looking at. But I can't think of a single concrete structure in Japan that is worth lasting 10 years let alone 10,000.
Think of how concrete would improve this.
Catoneinutica wrote:.... I can't think of a better thing for Japan to be remembered by 10,000 years hence. Long after all the shrines.... have long vanished, the concrete tetrapods will remain, like the Easter Island figures symbols of a forgotten past.
Taro Toporific wrote:Many of the shrines in Tokyo are concrete and there's only a dozen castles in Japan that are not concrete "reconstructions." So there will be be plenty for Japan to be remembered for 10,000 years hence.
Taro Toporific wrote:Many of the shrines in Tokyo are concrete and there's only a dozen castles in Japan that are not concrete "reconstructions." So there will be be plenty for Japan to be remembered for 10,000 years hence.
Mulboyne wrote:It's even becoming part of foreign policy:
Japan urges U.N. members to take concrete steps on N. Korea
Taro Toporific wrote:Sheeee-it, more stairs!
Samurai_Jerk wrote:Great pic, Taro. Where is it and where can I find the genius designer so I can punch him in the face?
dimwit wrote:The problem with Japanese concrete is that the sand is usually extracted from the sea resulting in high salt content which corrodes iron rebar.
Personally, I don't have a problem with concrete lasting 10,000 years providing you are building something worth looking at. But I can't think of a single concrete structure in Japan that is worth lasting 10 years let alone 10,000.
Think of how concrete would improve this.
Visitors to the Venice Biennale can check out the smog-eating cement that Italian inventors claim will help cities clean themselves
IkemenTommy wrote:A Concrete Step Toward Cleaner Air
The World's first screen to be made of concrete
Via innovationlab.net--
It is made from see-through concrete - and it is heavy. Innovation Lab presents of the heaviest screens in the world. It is heavy due to its physique, but in particular due to the endless number of perspectives and possibilities it features The screen consists of concrete with embedded optical fibres, arranged as pixels, capable of transmitting natural as well as artificial light. The light-admission points are on the back of the screen where the fibres are positioned. The light, or the picture, will then be displayed in pixels on the front.....more....
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