목차

1. 서론 ······································································ 1
1.1 연구 배경 ························································· 1
1.2 문헌 연구 ························································· 3
1.2.1 액상화 현상 ··············································· 3
1.2.2 액상화 연구 동향 ······································· 5
1.2.3 반복하중단계에서의 사질토의 비배수 거동 ····· 8
1.2.4 진동삼축시험의 원리 ··································· 10
1.3 연구목표 및 내용 ··············································· 14
2. 국내 액상화 평가법 ················································· 15
2.1 예비 평가 ························································· 16
2.2 간이 평가 ························································· 18
2.3 상세 평가 ························································· 20
3. 진동삼축시험 및 전단파 속도 측정 ···························· 23
3.1 사용 시료··························································· 23
3.1.1 시료의 물리적 특성····································· 23
3.2 시험 장비··························································· 25
3.3 시험 방법··························································· 27
3.3.1 진동삼축시험 ············································· 27
3.3.2 전단파 속도 측정 ······································· 30
4. 시험 결과 및 분석 ·················································· 34
4.1 서론 ································································· 34
4.2 진동삼축시험 결과 ············································· 36
4.3 액상화 저항강도 ················································ 46
4.4 기존문헌 결과와의 비교 ······································ 48
4.5 전단파 속도(Vs)를 활용한 액상화 평가 ·················· 53
5. 결론 ······································································ 58
참고문헌 ································································ 61
감사의 글 ······························································· 67