type: Duct
size: 1
health: 250
armored: true
speed: 10
requirements: [
  01a-05-item-aluminium/1
]
research: {
  parent: 05e-07-mechanical-bridge
  objectives: [
    {
      type: OnSector
      preset: 19s-02-mountain-ridge
    }
  ]
}
researchCost: [
  01a-05-item-aluminium/50
]
category: distribution
bridgeReplacement: 05e-07-mechanical-bridge
junctionReplacement: 05e-05-crossblock
