前几天经过NYC的高架公园,看到原来的铁路居然是19世纪建的,很感慨!

所以查了一下美国铁路长度,和中国铁路长度的历史.

 

中国历年铁路里程

年份	km	±% p.a.
1949	21,800	—
1955	25,600	+2.71%
1960	33,900	+5.78%
1965	36,400	+1.43%
1970	41,000	+2.41%
1975	46,000	+2.33%
1980	53,300	+2.99%
1985	55,000	+0.63%
1990	57,800	+1.00%
1995	62,400	+1.54%
2000	68,700	+1.94%
2005	75,400	+1.88%
2007	77,966	+1.69%
2008	79,687	+2.21%
2009	85,818	+7.69%
2010	90,504	+5.46%
2011	93,200	+2.98%
2012	97,600	+4.72%
2013	103,144	+5.68%
2014	112,000	+8.59%
2015	121,000	+8.04%
2016	124,000	+2.48%
2017	127,000	+2.42%
2018	131,000	+3.15%
2019	139,000	+6.11%
2020	146,300	+5.25%
2021	150,000	+2.53%
2022	155,000	+3.33%
2023	159,000	+2.58%

 

 

USA:

Early years 

 

• 1845: 2,441 miles of track
• 1850: 6,621 miles of track, more than the rest of the world combined
• 1860: 10,433 miles of track, with Chicago becoming the leading rail hub
• 1865: 35,000 miles of track

Golden age 

 

• 1880: 70,000 miles of track
• 1890: 154,000 miles of track
• 1900: 193,000 miles of track
• 1916: 254,000 miles of track, the eve of World War I

Modern years 

 

• 2017: 93,150 miles of Class I track
• 2018: 92,837 miles of Class I track
• 2019: 92,282 miles of Class I track
• 2020: 91,773 miles of Class I track