【摘要】 本文引入回弹法和超声回弹综合法,对某公路隧道的混凝土衬砌进行了强度检测研究,同时应用钻芯法进行了验证与校核。研究结果表明,这两种无损检测方法与钻芯法的检测结果吻合较好,该结论有助于无损检测方法在公路隧道工程的质量检控中的推广应用。更多还原

【Abstract】 The strength test of concrete lining of highway tunnel is tested with rebound method and comprehensive method of ultrasonic rebound. The test results obtained with such non-damage methods, are similar to those with test method of drilling core. A conclusion is given out that these two non-damage methods are effective and accurate for the strength test.更多还原