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高速铁路路基设计中增设了级配碎石过渡层,根据铁路验收标准,对级配碎石施工检测过程中3个重要环节,即级配碎石的选材、配合比确定以及现场检测,提出了几点新的看法,特别是在级配碎石选材中提出要对级配碎石的开口孔隙进行测试,并通过实例解释了其原因。
According to the railway acceptance criteria, three important steps in the grading of graded broken stone construction, namely, the selection of graded gravel, the determination of mix proportion and on-site inspection, are proposed Some new ideas, especially in graded macadam materials, propose to test the open pore of graded broken stone and explain the reasons by examples.