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심재범(Jae-bum Shim),채영수(Young-su Chae) 한국철도학회 2000 철도저널 Vol.3 No.2
Such traditional construction methods as the interchange or improvement of railway subbase maintenance and reinforcement have many problems in the matters of construction period, constructive and economical efficiency aspects. This paper will describe the alternative railway subbase reinforcement method based on geosynthetics system. It is presently very popular in Germany and Japan. In summary it is to say, that geosynthetics used at fine grained subsoils to a strong improvement of the whole railroad system.
심재범(Shim Jae-Bum),신민호(Shin Min-Ho),조삼덕(Cho Sam-Deok),채영수(Chae Young-Su) 한국철도학회 2002 한국철도학회 학술발표대회논문집 Vol.- No.-
Since 1980"s in U.S.A and Japan, the studies on increasing the bearing capacity of railway roadbed using geocell have been conducted for repair and reinforcement of railways constructed on soft soils. In this study, the railway roadbed system reinforced with geocells has been analyzed and investigated results of the previous studies were conducted in Korea and other nations, And the method for estimating the railway roadbed thickness was developed based on the equivalent method using the multi-layer theory and the deformation modulus Ev.
지오그리드를 활용한 철도노반의 보강효과 및 설계기법 개발에 관한 연구
심재범(Shim Jae-bum),신민호(Shin Min-Ho),신은철(Shin Eun-Chul),채영수(Chae Young-Su) 한국철도학회 2001 한국철도학회 학술발표대회논문집 Vol.- No.-
Since 1970"s in Germany and U.S.A., the studies on increasing the bearing capacity of railway roadbed using geogeid have been conducted for the repair, reinforcement, and extention of railways constructed on soft soils. In this study, the railway roadbed system reinforced with geogrids has been analyzed and investigated using finite element method and results of the previous studies were conducted in Korea and other nations. And the method for estimating the railway roadbed thickness was developed based on the equivalent method using the multi-layer theory and the deformation modulus Ev.
심재범(Shim Jae-Bum),채영수(Chae Young-Su) 한국철도학회 1999 한국철도학회 학술발표대회논문집 Vol.- No.-
The design method of Geosynthetics reinforced Railway Roadbed that was developed in Germany in 1997 is presently putting into practice. This method insists that Railway Roadbed Thickness has to be measured by Frost and Bearing Capacity. The Maximum Value from the above two measurements is the necessary Railway Roadbed Thickness. This design method has many kinds of advantage in economic, constructive aspect, and environmentalism. Recently a few Korean experts actively have researched on this area, but their results are not enough for proper design method. I hope more complete study on this area will be progressed.
심재범(Shim Jae-Bum),진병학(Chin Byung-Hak) 한국철도학회 2003 한국철도학회 학술발표대회논문집 Vol.- No.-
Drainage system in railroad has a very important role to operate the system. Drainage system should be carefully considered in design and construction due to a difficult access to the system during operation. In this paper, recent case histories were presented, which showed how an improper drainage system affects the railroad operation.