News tagged with concrete

Thin walls with potentially fatal consequences

Given the choice between safer and cheaper construction, many housing design companies in earthquake-prone developing countries see themselves forced to save on expensive construction materials and opt for the latter. EPFL ...

dateNov 06, 2015 in Engineering
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Structure of 'concrete disease' solved

When bridges, dam walls and other structures made of concrete are streaked with dark cracks after a few decades, the culprit is AAR: the alkali-aggregate reaction. AAR damages concrete structures all over the world and makes ...

dateNov 05, 2015 in Engineering
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Turning sewage sludge into concrete

The disposal of sludge from sewage water treatment is a big issue for wastewater plants in Malaysia. While studies show that the volume of sludge is expected to rise, disposal options are limited due to stricter environmental ...

dateAug 27, 2015 in Engineering
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New concrete composite can heal itself

In the human body, small wounds are easily treated by the body itself, requiring no further care. For bigger wounds to be healed, the body may need outside assistance. Concrete is like a living body, in that it can self-heal ...

dateJun 30, 2015 in Materials Science
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