By CMAJ 2000-06-01T10:00:00
FRENCH engineering groups Travaux de Sud Ouest and Société Européenne de Travaux Ferroviaires last month completed laying ballastless track through the 7·8 km tunnel that will carry TGV Méditerranée on the approaches to Marseille, using a new design of vibration-absorbing twin-block sleeper developed by Sateba.
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