Union Pacific raises tunnel roofs for taller container trains

Union Pacific crews spent the last year raising the roof.

The task, now complete, was to gouge notches in the arched concrete roofs of 15 tunnels between Rocklin and Donner Summit so a new generation of taller, double-stacked container freight trains can squeeze through.

Michelangelos, they're not.

The historic tunnels, some more than 100 years old, look like they've had their cheeks scraped by oversized iron knuckles.

It's not about esthetics, UP officials said. It's about economics.

A steady flow containerized freight shipments into U.S. ports from overseas has made such projects necessary on rail lines from coast to coast.

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