Workers have had to withstand high temperatures in the tunnels. Credit: Southwest Jiaotong University
Workers have had to withstand high temperatures in the tunnels. Credit: Southwest Jiaotong University

China’s Sichuan-Tibet rail project at full steam – with fans and ice as machines melt, workers wilt

  • Boiling heat from the Earth’s crust forces engineers to cool things down to continue the most challenging railway construction in history
  • 70 tunnels, including one over 40km long, will navigate some of the world’s most remote and hostile terrain

Topic |   China science
Workers have had to withstand high temperatures in the tunnels. Credit: Southwest Jiaotong University
Workers have had to withstand high temperatures in the tunnels. Credit: Southwest Jiaotong University
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