水利与建筑工程学报
水利與建築工程學報
수리여건축공정학보
TECHNIQUE OF SEEPAGE CONTROL
2015年
2期
140-143
,共4页
隧道衬砌%地质雷达%检测%应用
隧道襯砌%地質雷達%檢測%應用
수도츤체%지질뢰체%검측%응용
tunnel lining%GPR%inspection%application
地质雷达由于采用了一定的介质作为探测方法，很容易掌握混凝土衬砌结构的厚度、衬砌周围回填及空隙情况等，为工程技术评价提供依据。针对重庆市巫山县境内某隧道地质条件复杂等特点，阐述了探地雷达探测技术的工作原理及其特点，并对隧道衬砌厚度测定、衬砌及衬砌背后缺陷检测以及钢筋位置检测，结果表明：地质雷达检测在隧道施工中起着重要作用，其具有广泛的实用性和应用前景。
地質雷達由于採用瞭一定的介質作為探測方法，很容易掌握混凝土襯砌結構的厚度、襯砌週圍迴填及空隙情況等，為工程技術評價提供依據。針對重慶市巫山縣境內某隧道地質條件複雜等特點，闡述瞭探地雷達探測技術的工作原理及其特點，併對隧道襯砌厚度測定、襯砌及襯砌揹後缺陷檢測以及鋼觔位置檢測，結果錶明：地質雷達檢測在隧道施工中起著重要作用，其具有廣汎的實用性和應用前景。
지질뢰체유우채용료일정적개질작위탐측방법，흔용역장악혼응토츤체결구적후도、츤체주위회전급공극정황등，위공정기술평개제공의거。침대중경시무산현경내모수도지질조건복잡등특점，천술료탐지뢰체탐측기술적공작원리급기특점，병대수도츤체후도측정、츤체급츤체배후결함검측이급강근위치검측，결과표명：지질뢰체검측재수도시공중기착중요작용，기구유엄범적실용성화응용전경。
The thickness of tunnel lining and the status of backfill and interspaces around the lining which are crucial to the engineering evaluation can be easily detected by the use of GPR ,due to its detecting requirement of a media .Re-garding to a tunnel in Wushan county ,Chongqing with complicated geological conditions ,the operation principles and characteristics of GPR detection were discussed in detail at aspect of detection of the lining thickness ,defect detection of the lining and the back of the lining ,as well as the detection of the reinforcing steel bars .The results indicate that GPR plays an important role in the construction of the tunnel ,it has broad practicability and promising application prospect .
