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to deform, rendering the track structure uneven which ultimately resulted in the vibration of the trains, reducing the highest operational speed from 240 km/h to as low as 90 km/h in certain sections. In the wake of these flaws the Korea Rail
Network Authority were ordered to prepare a
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141:(NATM) and is designed for a maximum speed of 300 km/h (186 mph). The average cruising speed is about 240 km/h (149 mph) due to the intermediate stop at
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revealed structural and design flaws that have been present virtually since the opening of the tunnel. The audit argued that several factors, including negligent
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the diversion of the line outside of the fault zone was impossible since all those corresponding regions around the line were within the zone
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The major sections of
Yulhyeon Tunnel has been built over the seismic fault called
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Railway tunnel between Seoul and
Gyeonggi Provinces in South Korea
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176:and unauthorized construction methods caused the
168:On the 14th of April, 2021 an audit performed by
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145:in the southern part of the tunnel.
115:Suseo–Pyeongtaek high-speed railway
181:comprehensive reinforcement plan.
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235:"SRT 율현터널 지날 때 진동·감속…원인은 잘못된 공법"
139:New Austrian tunnelling method
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1:
170:Board of Audit and Inspection
210:"위험 구간 알면서도 왜 안 피했나…"다 단층대""
159:Korea Rail Network Authority
125:in the southeastern part of
131:Gyeongbu high-speed railway
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198:Yulhyeon Tunnel Opening
109:is a railway tunnel in
268:Tunnels in South Korea
174:geological surveying
83:Revised Romanization
149:Structural issues
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107:Yulhyeon Tunnel
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243:. Retrieved
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218:. Retrieved
216:. 2016-09-25
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155:Singal Fault
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111:South Korea
31:Korean name
245:2022-01-13
220:2022-01-13
185:References
135:Pyeongtaek
129:with the
262:Category
178:trackbed
37:Hangul
239:News1
127:Seoul
119:GTX-A
54:Hanja
117:and
105:The
214:SBS
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43:율현
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66:터널
45:터널
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64:峴
61:栗
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