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ECS

Seminar Madrid 23-24 February 2011

HISTORY OF HIGH-SPEED TRACK

z Japan opened first HSL in ballasted track in the 1960’s; Daily maintenance was enormous; In the late 1990’s, still some 5,000 men were employed each night to restore the tracks for the next day’s operation; z To reduce the enormous amount of maintenance, the Japanese developed their prefabricated slab track system which was first applied on the second Shinkansen line in 1972; z This J-Slab is still their standard slab track system and was recently applied on Taiwan High Speed Line. z z

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