Portland streetcar power cables melt in extreme heat

Meter Madness

By Amy Graff :sfgate – excerpt

It has been so hot in Portland, Ore., in recent days that streetcar power cables are melting, bringing transit service to a halt for days…

Amid the heat, street cars have also been hindered by sagging overhead wires and power issues, according to a statement from Portland Streetcar. TriMet’s regional MAX light rail system also suspended service due to similar issues with overhead wires and extreme heat…

Heat-related expansion caused road pavement to buckle or pop loose in many areas, including on Interstate 5 in Seattle. Workers in tanker trucks in Seattle were hosing down drawbridges with water at least twice a day to prevent the steel from expanding in the heat and interfering with their opening and closing mechanisms…(more)

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