| Arizona | Crossing the Colorado River |
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First across was the Santa Fe Railroad in 1890 |
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Then the Old Trails Arch bridge in 1916. Rt 66 used it until 1947. |
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Here are both bridges |
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In 1946, the current railroad bridge was built |
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In 1947, Rt 66 utilized the original railroad bridge. This lasted
until I-40 arrived in 1966. |
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