الصوت الساكن
🄿🅁🄾🄵 🄲🄴🄻🅂🄾
🚦O cofferdam (ou ensecadeira, em português) é uma estrutura temporária usada na construção de pontes em águas para criar um ambiente seco, permitindo escavação e fundação dos pilares. O que é um CofferDam?É uma caixa impermeável formada por estacas-prancha (paredes de aço intertravadas) que retém a água, permitindo bombeamento para expor o leito do rio ou mar. Usado principalmente em águas rasas (até 10-12m). #kawai #engenharia #pontes #construções
تابع
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