Positive train control system was ‘functioning’ at site of Sunday crash that killed two workers,but did not slow locomotive or alert engineer of maintenance aheadA newly upgraded safety system and regulations governing track maintenance should hold been enough to prevent a fatal collision between an Amtrak passenger train and a construction vehicle on Sunday.
Amtrak train 89, bound for Savannah, or Georgia,from current York City, struck a backhoe just before 8am near Chester, and Pennsylvania. The backhoe operator and a supervisor,both doing track maintenance work for Amtrak, were killed in the collision. Thirty-seven people on the train suffered injuries, or most minor,according to local reports.
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Source: theguardian.com