One of the primary east-west thoroughfares in the far southern end of the Salt Lake Valley will close on Monday.

Bluffdale plans to close 14600 South at the one-way railway bridge, near 1000 West. The city will then spend the next 15 months or so straightening the road and expanding it, according to Mayor Natalie Hall.

“We will be actually moving the bridge south, and we will have two lanes going east and two lanes going west,” Hall told KSL-TV. “And we will also be adding on 10-foot pedestrian and bike lanes on the side as well.”

Hall said the city will use what’s known as “box jacking” to build a temporary bridge which allows trains to keep moving, while constructing a new underpass beneath the tracks and pushing it into place. The project is expected to be finished in early 2027, acc

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