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ce xie guan dao cao de niu zhuan wen ti
Pages: 15-18
Year: Issue:  3
Journal: Dam Observation and Geotechnical Tests

Keyword:  测斜管导槽扭转;
Abstract: 测斜管导槽的扭转问题,将直接关系到测斜仪的测试精度和测试成果的可靠性。本文报导了东风水电站等3个工程、26个测斜孔导槽扭转情况的检测结果。结果表明,有一部分测斜管导槽扭转较为严重,其中最大的达到140°之多,远超过规程要求。对于那些质量较差、扭转问题严重的测斜管,安装埋设后必须进行扭转情况的检测,以减少其对测试结果带来的不良影响。
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