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Basics in Building Construction I
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Pregunta:
Describe the process of pre-stressing reinforced concrete
Autor: Ánh ĐoànRespuesta:
1. The steel strands are stretched across casting bed 2. Concrete is cast around the strands and bonds 3. When the strand is cut, the concrete is compressed inwards and takes on a camber (wide U shape)
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Autor
Ánh Đoàn