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Gre4nikov [31]
3 years ago
15

What was probably the most difficult challenge facing construction the railroad in 1869

History
1 answer:
Ne4ueva [31]3 years ago
3 0

Answer:

Central Pacific. ... By spring 1869, Central Pacific had made it through the mountains and onto the relatively flat land of western Utah, constructing 690 miles of track through some of the most difficult terrain ever encountered by a railroad.

Explanation:

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