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J. Ocean Eng. Technol. 2003;17(4):43-51.    

Pullout Behavior of Typical friction Anchors and Development of Design Method
앵커 형식별 인발거동과 설계법 개발
송일준,김가야,홍석우
동의대학교 토목ㆍ도시공학부,동의대학교 토목ㆍ도시공학부,부산대학교 생산기술연구소
© 2003 The Korean Society of Ocean Engineers     Open access / Under a Creative Commons License
Keywords: Resistance Mechanism, Compression Anchor, Progressive Failure, Skin Friction Resistance, Poisson Effect
핵심용어: 저항 기구, 압축형 앵커, 진행성 파괴, 주면 마찰 저항, 포아송 효과
Abstract
The resistance mechanism of anchor changes according to the types of anchor. Friction anchors are classified into tension and compression types. In this study, the characteristics and mechanism of pullout are analysed, and the design method of anchor and computer program for design are developed through compression test results of anchor body grout. The characteristics of compression anchor, compared with tension anchor, are summarized mainly as follows: (1) The effect of progressive failure of compression anchor body are much smaller than those of tension anchor during pullout of anchor: (2) The skin friction resistance is increased by Possion effect of grout (anchor body) during pullout of compression anchor.
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