トンネル工学研究発表会論文・報告集
Online ISSN : 1884-9091
ISSN-L : 1345-0832
事前補強ボルトの支保効果に関する検証
八木 弘宮内 智昭大志 万久芳浅野 剛
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ジャーナル フリー

2003 年 13 巻 p. 291-296

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The performance of the cable bolting system pre-installed in the pilot tunnel has been investigated. From the measurement results following two facts were clarified. 1) There was the generation of the axial force in cable bolts and they contributed to the stabilization of the face in the main tunnel. 2) It was possible to use the cable bolting system as a supporting member in the main tunnel.

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© 社団法人 土木学会
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