nothing just you
it was used to mail letters and such if i am wrong don't listen do your homework!
200,000. Ah, faithful google.
transprt their crops to the east
Telegraph lines were also built for transcontinental communication in the Pacific Railroad Act.
It was used to blow through the Sierra Mountain range in Nevada
I would say, from a few websites I found, that 11,000 Chinese people worked on the railroad. They worked the hardest and had great skills to work on hard to fix problems they used to fix for the Great Wall of China. -KKBURT
4 foot 8½ inches (1435 mm) is "standard gauge". This is the gauge used by 60% of the railways in the world.
Value engineering.
The golden spike was used to mark the completion of the transcontinental railroad in the celebration at Promontory, Utah
Today, the Todd House in Tabor, Iowa, still stands as a monument of the Underground Railroad. The building is open for public tours by appointment. The Tabor Historical Society maintains the building.
The term Transcontinental Railroad is used for several rail roads on four continents. Africa, America, Australia and Eurasia. But I doubt that the full costs of all of them is available. See link below for more information on all of them.