http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
허열 ( Yol Heo ),이처근 ( Cheo Keun Lee ),오승탁 ( Seung Tak Oh ) 충북대학교 건설기술연구소 2010 建設技術論文集 Vol.29 No.1
There are wide regions of normally consolidated, or lightly overconsolidated soft clay deposits found in the western and southern Korea. The water contents of these layers are between 30% and 70% and undrained shear strength is around 10~30kPa. In this study, the characteristics of clay in Busan area, which is representative harbor in south coast and has been investigated for the diverse soil data because a large scale of harbor construction has been constructed, was investigated through the laboratory tests and field tests data.
허열 ( Yol Heo ),박성훈 ( Seong Hoon Park ),정유진 ( Uoo Jin Jeong ),김은지 ( Eun Gi Kim ) 충북대학교 건설기술연구소 2011 建設技術論文集 Vol.30 No.1
The incinerated municipal solid waste can be classified into two general types of ash fly ash and bottom ash. Although the incierated, too much different according to the object incinerated, too much difference in physical characteristics and chemical components, have some similarities in view of elimination in powdered form. The disposal of powdered waste have been mostly treated by reclamation, and the exisiting study on recycling is been used as a substitute method which involves mixing the regular quantity of powdered ash with brick,hence producing a cement inter-rocking block etc.
허열 ( Yol Heo ),황인상 ( In Sang Hwang ) 충북대학교 건설기술연구소 2012 建設技術論文集 Vol.31 No.1
요즘의 건설 경향은 환경과 건설이 공존하는 추세이며 도로건설시 반드시 환경전문가와 사전재해영향성 검토 둥 올 받아야만 건설이 가능한 시점에 와 있다. 보통 현장에서 터널 시공시 설계에 주어진 터널연장은 꼭 그대로 시공하여야 만 하는 현상이지만 이는 현장에서 하기 힘든 줄 여기고 있으며 애초부터 터널을 연장하는 것은 불가피한 상황이 아니면 하지 않으려 한다. 하지만 설계시 정한 터널연장은 지형도를 바탕으로 지질조사와 암석시험, 탄성파탐사 등의 조사에 의해 정해지며 현장지형의 정확한 상세측량에 의해 이루어지는 것이 아니므로 현장에서는 상세측량과 기존 실시설계보고서를 참조하면 간단히 터널연장을 현장조건에 맞게 변경할 수 있다. NATM공법 특성상 설계에서 추정한 지보타입은 확정 설계가 아니고 굴착하면서 계측을 통하여 지보형식이 결정되므로 굴착전에 기존 지반조사를 참고하여 지보타입을 결정한 후 굴착하면서 지보형식을 최종결정하여도 문제가 없다고 판단된다. The present construction problem has a tendency coexist on environment and construction. When tunnel is constructed in the field, tunnel length given by design should be constructed as it is and so they intend to not carry out tunnel length if not in evitable. However, tunnel length by design is determined by ground survey, rock test and seismic exploration on the basis of topographical map. Therefore, tunnel length can be modified according to field conditions at the time of referring to detailed surveying and the existing design report in the field since tunnel length by design is not to be made by accurately detailed surveying of field topography. Therefore, in this study analyzed a plan for tunnel length adjustment required to construct eco-environmental roads to minimize the outbreak of cut slope by examining appropriateness of tunnel portal location. Tunnels on the basis of results that field engineers carry out, detailed topographical surveying of tunnel portal and ground surveying and analyze stability through field case study.
허열 ( Yol Heo ),김옥균 ( Ok Gun Kim ) 충북대학교 건설기술연구소 2012 建設技術論文集 Vol.31 No.2
Rockfall reinforcement system mainly used in site can be divided in rockfall protection measures and rockfall protection method. Rockfall reinforcement system means that fragments expected rockfall occure process arc removed or fixed in advance. Rockfall protection method means the process in order to install facilities over the side of the road or the road to prevent that falling fragments inpour on the road from incision. In this paper, the behavior of rockfall cross section should be designed economically and safely but until now its design has been done illogically by experience. Meterial designed that can install to rockfall prevention fence will be submitted by calculating the absorbed energy of rockfall prevention fence.
허열 ( Yol Heo ),박성훈 ( Seong Hoon Park ),오승탁 ( Seung Tak Oh ) 충북대학교 건설기술연구소 2010 建設技術論文集 Vol.29 No.1
The in-situ test is advantageous in that it can accurately identify the ground behavior. It requires much time and cost, however, because the physical properties and boundary conditions of the ground must be varied to examine their impacts. In addition, the laboratory model test (1 g condition) does not guarantee the reliability of the test results in terms of the similitude to the full scale and nonlinear soil behavior. Therefore, the use of a centrifuge model experiments is recommended, which can reproduce the stress level in the field by artificially applying centrifugal force to accurately and economically simulate the geotechnical behavior of the in-field full scale structure using a miniaturized model. In this study, a centrifuge model experiment was conducted to collect the basic data for the stress and deformation of the surrounding structure and ground for the practical design stage by comparing the geotechnical deformations according to the installation of SCP and GCP in the soft ground construction.