今天雨后压实度不够,工程施工现场我先看水分还是设备

今天市政回填段雨后复测,compaction test 没达标。现场有人想多压几遍,我先让大家停一下,测了土壤含水率、lift thickness 和 roller pass count。结果含水率偏高,继续压只会形成 pumping。处理方案是先翻松晾置一段,再薄层回填,下午重新测密度。经验是工程施工的压实问题不能只靠多压,moisture content 和 lift 厚度才是关键。建议同行雨后不要急着恢复进度,先做现场含水和试压,记录清楚,否则后面 pavement 或管沟沉降更麻烦。后来我把雨后恢复施工的判断写进 daily report,包括含水率、复测时间和谁批准复工。工程施工里,记录就是后面解释质量的底气。

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