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Nov 22, 2023, 12:00 am220 pts
Streetsblog
I-15 Expansion, Salt Lake CityCost: $3.7 billion Stretching 1,470 miles along the western mountains of the United States, Interstate 15 traverses six states, starting near the Mexican border in San Diego County, California, and terminating north at the border with Canada. In Utah, the highway takes travelers…
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