As of December 31, 2013 | Cost | Accumulated Depreciation | Net Book Value | Depreciation Rates for 2013 | ||||||||||
Land | $ | 76.9 | $ | — | $ | 76.9 | 0 | |||||||
Concession land rights | 141.2 | (20.9 | ) | 120.3 | 1.0 | % | ||||||||
Grading | 568.0 | (89.2 | ) | 478.8 | 1.2 | % | ||||||||
Rail and other track material | 531.1 | (95.1 | ) | 436.0 | 2.7 - 4.0% | |||||||||
Ties | 492.9 | (106.5 | ) | 386.4 | 2.0 - 6.0% | |||||||||
Bridges and tunnels | 253.9 | (42.1 | ) | 211.8 | 1.4 | % | ||||||||
Ballast | 205.5 | (48.5 | ) | 157.0 | 3.8 - 6.8% | |||||||||
Other (a) | 291.3 | (75.0 | ) | 216.3 | 3.6 | % | ||||||||
Total road property | 2,342.7 | (456.4 | ) | 1,886.3 | 3.0 | % | ||||||||
Locomotives | 543.4 | (118.7 | ) | 424.7 | 4.6 | % | ||||||||
Freight cars | 94.2 | (22.3 | ) | 71.9 | 5.7 | % | ||||||||
Other equipment | 24.4 | (4.6 | ) | 19.8 | 10.0 | % | ||||||||
Total equipment | 662.0 | (145.6 | ) | 516.4 | 5.0 | % | ||||||||
Technology and other | 36.1 | (20.5 | ) | 15.6 | 13.6 | % | ||||||||
Construction in progress | 40.5 | — | 40.5 | N/A | ||||||||||
Total property and equipment (including concession assets) | $ | 3,299.4 | $ | (643.4 | ) | $ | 2,656.0 | N/A |
(a) | Other includes signals, buildings and other road assets. |
As of December 31, 2012 | Cost | Accumulated Depreciation | Net Book Value | Depreciation Rates for 2012 | ||||||||||
Land | $ | 76.9 | $ | — | $ | 76.9 | N/A | |||||||
Concession land rights | 141.2 | (19.5 | ) | 121.7 | 1.0 | % | ||||||||
Grading | 566.7 | (85.3 | ) | 481.4 | 1.2 | % | ||||||||
Rail and other track material | 484.6 | (88.6 | ) | 396.0 | 2.7 - 4.0% | |||||||||
Ties | 467.0 | (93.7 | ) | 373.3 | 2.0 - 5.9% | |||||||||
Bridges and tunnels | 249.6 | (39.2 | ) | 210.4 | 1.5 | % | ||||||||
Ballast | 192.7 | (38.4 | ) | 154.3 | 3.9 - 6.7% | |||||||||
Other (a) | 283.5 | (66.3 | ) | 217.2 | 3.6 | % | ||||||||
Total road property | 2,244.1 | (411.5 | ) | 1,832.6 | 3.0 | % | ||||||||
Locomotives | 462.0 | (99.0 | ) | 363.0 | 4.4 | % | ||||||||
Freight cars | 76.6 | (25.1 | ) | 51.5 | 5.4 | % | ||||||||
Other equipment | 13.9 | (2.2 | ) | 11.7 | 10.4 | % | ||||||||
Total equipment | 552.5 | (126.3 | ) | 426.2 | 4.7 | % | ||||||||
Technology and other | 31.6 | (17.1 | ) | 14.5 | 17.0 | % | ||||||||
Construction in progress | 50.4 | — | 50.4 | N/A | ||||||||||
Total property and equipment (including concession assets) | $ | 3,096.7 | $ | (574.4 | ) | $ | 2,522.3 | N/A |
(a) | Other includes signals, buildings and other road assets. |