1) What are the materials the workers used to construct the first transcontinental railroad?

2) What are the materials in the railroad?
3) What are the long-term and short-term causes of the transcontinental railroad (if there are any short-term causes)?

I WILL APPRECIATE YOUR HELP :)

1 answer

http://www.generalcontractor.com/resources/articles/transcontinental-railroad.asp

This site should help you with the materials that were used.