Rail was laid at about a mile a day, and a worker on said project died every two-four days (up to 1,000 deaths across 7 years). We could probably build rail fa

Rail was laid at about a mile a day, and a worker on said project died every two-four days (up to 1,000 deaths across 7 years). We could probably build rail faster if we threw safety out the window too. Yes, that's not the only difference between now and then, but it is an important factor to include in your analysis.