In this study, we proposed a pier of pontoon-type, “Very Large Floating Structure” (VLFS), with the length ... As a result, wave response of pier changed at the point of L/λ 1.5 and represented the torsional phenomenon ... To investigate response characteristics of the pier in regular waves, several factors such as the wavelength
the difference of the seismic behavior and seismic damage of the neighboring two reinforced concrete piers ... The two piers were almost the same size, carrying slightly different dead load, and were provided with ... The pier with more reinforcement was completely collapsed due to this near field earthquake by shear
서해대교는 국내에 교량구조물에 관한 내진설계가 도입되기 전 설계된 교량으로서 현재 내진설계 규준에 적합하지 않은 종방향철근 및 횡방향 철근이 겹침이음된 중공육각형 단면의 철근콘크리트 기둥으로 이미 시공이 완료된 상태이다. 최근, 지진에 대한 사회적 관심이 대두됨으로서 ..
PIER LUIGI NERVI 피에르 루이지 네르비는 누구인가 ? 피에르 루이지 네르비의 건축 사상 작품분석 0 1 0 2 PIER LUIGI NERVI 1. ... 0 4 05 PIER LUIGI NERVI 2. ... 끝 없이 반복되는 리브와 돔 형태는 우주를 암시하는 디자인으로 표현 0 11 PIER LUIGI NERVI 3.
design for CFS piers. ... Steel piers and concrete-filled steel piers are tested with constant axial load using quasi-static cyclic ... The results prove that CFS piers have more satisfactory ductility and strength than steel piers and relatively
This paper defines a damage index based on the predicted hysteretic behavior of a RC bridge pier. ... The proposed numerical method is applied to RC bridge piers tested by other, and compared to existing ... Damage indices aim to provide a means of quantifying numerically the damage in RC bridge piers sustained
Lap splices were located in the plastic hinge region of most bridge piers that were constructed before ... analytically predict nonlinear hysteretic behavior and ductility capacity of reinforced concrete bridge piers ... considered, The proposed numerical method for seismic performance evaluation of reinforced concrete bridge piers
1989년 로마프리타지진 및 1995년 효고현 남부지진등 많은 교각에서 휨-전단 파괴에 의한 피해가 발생하였다. 그럼에도 불구하고 지금까지의 교각의 내진성능에 관한 연구는 대부분 휨파괴에 대한 연구가 지배적이었다. RC 교각의 내진성능은 교각의 소성힌지구간의 성능에 좌..
Seven precast pier elements were fabricated. ... joint between the foundation and the pier segment. ... This paper deals with quasi-static tests on precast piers for bridge substructures.
However, research on wall type piers is very limited. ... It is well known that reinforcement details in the plastic hinge region of bridge piers give the most ... This paper investigates the seismic performance of a pier wall by a quasi-static test in the weak axis
The proposed numerical method for seismic performance evaluation of reinforced concrete bridge piers ... The purpose of this study is to evaluate seismic performance of reinforced concrete bridge piers supported
This paper presents an analysis procedures of Joints in precast segmental prestressed concrete bridge piers ... The proposed numerical method for joints in precast segmental prestressed concrete bridge piers is verified
The purpose of this study is to investigate the seismic behavior of RC bridge piers and to provide the ... In the companion paper, the proposed numerical method for seismic damage evaluation of RC bridge piers
The fixed-end assumption, however, produces very conservative results in terms of the pier forces. ... In the seismic designing of bridges, the pile foundation of bridge piers generally have been modeled ... In this study, the response spectrum analysis was performed for a bridge pier having a pile foundation
강재 교각을 갖는 고가교량은 상부구조가 매우 큰 질량을 갖는 거대구조가 되고 규모가 큰 지진운동 하에서 대단히 큰 관성력을 받게 된다. 따라서 탄소성 동적응답 해석에 의해서 강재 교각의 지진거동을 파악하는 것이 필요하다 . 본 연구에서는, 탄소성 동적응답해석을 위한 합..
This paper presents a seismic assessment of RC piers at lap-splicing ratios of 0%, 50%, and 100%. ... Capacity and displacement ductility of non-seismically designed existing RC piers are reduced by lap ... As internal and external seismic experiment results, the seismic performance of RC bridge piers is largely
RC column-bent piers represent one of the most popular shapes of piers used in Korea highway bridges. ... Each pier has two circular supporting columns. ... Four column-bent piers were constructed in 400 mm diameter and 2,000 mm height.
본연구의 목적은 반복하중을 받는 철근콘크리트 교량 교각의 비선형 이력거동을 해석적으로 예측하는 것이다 이를 위해서 반복적인 횡하중이 작용하는 경우에 실험결과와 일치하는 교각의 하중-변위 이력곡선을 도출하고자 수정된 trilinar 이력거동모델을 이용하였다 철근과 콘크리..