@Seon-Keun-Hwang

Seon Keun Hwang

1 Questions 1 Answers 0 Followers

Questions related from Seon Keun Hwang

Length of locks in railway tunnel design in Germany?

Please let me know the reason of "locks of at least 12m long in railway tunnel design in Germany"? what is the reasoning of 12m long? Following is the original text in German: "In den...

26 February 2018 7,651 1 View

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