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NF – Safety aqueduct heads in precast concrete (NF191) – MARQUE NF

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28 Nov NF – Safety aqueduct heads in precast concrete (NF191) – MARQUE NF

Posted at 13:54h in Sewerage & paving material by

Caractéristiques :

  • Appearance Geometry (toleranced dimensions, hydraulic capacity, nesting of removable upper elements)
  • Concrete cover and minimum percentage of reinforcements (protective upper portion)
  • Breaking strength

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