Concrete's greatest weakness is its tensile strength, which can be less than 10% of its compressive strength. So, we often ...

Crumbling concrete RAAC has been found at Wrexham Maelor Hospital. Reinforced Autoclaved Aerated Concrete (RAAC), was used ...

Prestressing reinforcement doesn't necessarily make concrete stronger. But, it does increase the serviceability of concrete members by reducing the amount of deflection under load. This video explains ...

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Pilots’ actions after that strike are an early focus of the investigation, according to people familiar with the probe.