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폐광지역을 통화하는 철도터널의 안정성 검토에 관한 연구
신현곤(Shin Hyeon-Kon),배준현(Bae Jun-Hyun),김무일(Kim Moo-Il),이준석(Lee Jun-Seok) 한국철도학회 2004 한국철도학회 학술발표대회논문집 Vol.- No.-
Several possibilities on the stability analysis of the railroad tunnels passing through the abandoned mining area are considered in this paper. Previous works on the influence zone due to cavities are investigated to study the effect of the safety deterioration near the cavities which are normally unknown to the engineers. Additional works on the numerical analysis of the influential zone are also performed in 3-D space. The praximity of railroad tunnel and unexpected cavities is critical to influence the stability of railroad tunnel under construction. Futhermore, the study on the influence of underground condition like joint and faults should be significantly controlled under both design and construction stage.
수해복구 현장 시공사례 : 영동선 분천~승부간 각금천 제1,2교량
신현곤(Shin Hyeon-Kon),김지훈(Kim Ji-Hoon),배준현(Bae Jun-Hyun),이주혁(Lee Ju-Hyuk) 한국철도학회 2004 한국철도학회 학술발표대회논문집 Vol.- No.-
Recently the unexpected damage is broken out by the unusal change of weather. Misfortune on top of misfortune the typhoon did great damage again before finishing the repair work. And then we should study about the repair work of fast and safety as well as the construction of safety. The paper suggests the case study of a fast disaster restoration work. To minimise the term of repair work which selects Fast Track Method. This work is pocessed as follows. Temporary resortation is progressed at the same time as the main resortation. And In this paper, technique to evaluate the capacity of bridge is tried to develop by means of FEM analysis.
김영덕(Young-Duck Kim),신현강(Hyeon-Kang Shin),임상만(Sang-Man Lim),우성원(Sung-Won. Woo),신현곤(Hyeon-Kon Shin) 한국철도학회 2012 한국철도학회 학술발표대회논문집 Vol.2012 No.10
ㅇㅇ차량기지 부지계획고(E.L 129.57m)가 본선 ㅇㅇ터널 천단부와 5~6m 이격되어 계획됨에 따라 저토피구간의 터널안정성 확보를 위하여 터널 상부토피를 굴착하고 크라운 아치 콘크리트 구조물을 시공한 다음 다시 되메움을 실시하여 개착구조물의 비탈면 과다절취와 보강공법의 고비용 문제를 해결할 수 있는 카린시안공법을 적용하였다. 해당구간의 지층이 단층파쇄대가 발달한 지역을 고려하여 암반등급을 선정하였으며, 카린시안공법지보패턴의 적정성을 기존 시공사례, 수치해석결과를 종합적으로 검토하여 선정하였다. Since the site elevation of ○○ Railway Depot was planned to separate 5~6m from the Top End of main line of ○○ Tunnel, it was necessary to insure the tunnel stability at a shallow depth. Hence, Caninthian Cut and Method was applied to prevent the excessive slope cut of Cut and Cover tunnel section and solve the high cost problem of reinforcement method. The construction sequences are as follows; First step is to excavate the soil cover of the Tunnel. Then, the arch crown concrete structure is constructed and back filled. The rock grade was measured considering the site characteristic, that is, fault fractured zones of the specific sections. The validity of support patterns of Caninthian Cut and Cover Method was evaluated comprehensively regarding previous construction cases and numerical analysis results.
김현수(Hyun-Su Kim),김현민(Hyun-Min Kim),장두식(Doo-Shik Chang),신현곤(Hyeon-Kon Shin),우성원(Sung-Won Woo) 한국철도학회 2012 한국철도학회 학술발표대회논문집 Vol.2012 No.5
00차량기지 건설공사 지역은 경상분지 내 백악기 퇴적암인 사암 및 셰일이 호층으로 분포되어 있는 지역으로 차량기지 부지조성으로 대규모 깎기 비탈면이 발생하고 있다. 이러한 지역의 비탈면에서 발생하는 가장 큰 문제는 층리면에 충진된 점토에 의한 비탈면의 활동파괴와 대기 노출시 풍화가 급속히 진행된다는 것이다. 따라서 본 논문은 다양한 지반조사와 시험을 통해 퇴적암의 역학적 특성을 분석하고 그 결과를 활용한 합리적인 비탈면 설계방법을 제시하고자 한다. The 00 Railroad Depot construction work located in the local area, which is the sedimentary rock in Kyungsang Basin. The sedimentary rock composed sand stone and shale. A large-scale cut slope is constructed by the railroad depot. The very important problem of this slope is sliding failure occurred by clay in bedding faces and weathering rapid processes in the air. This paper suggests a rational design method using the result, that is obtained by various investigation and laboratory test.