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本文介绍了大孔隙无砂混凝土透水性的测试方法，给出了不同厚度、不同孔隙率试块在不同水头作用下渗流量测试结果及其经验公式，并对大孔隙无砂混凝土用于集水拦污工作作了可行性分析。
This paper introduces the test method of permeability of macroporous non-sand concrete, and presents the test results and empirical formulas of seepage flow of test blocks with different thickness and different porosity under different water heads. Trash prevention work made a feasibility analysis.