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Swiss federal authorities

439905 Other specialised construction and civil engineering activities n.e.c.


This type includes:

  • construction of foundations, including pile driving
  • de-humidification of buildings
  • shaft sinking (water and geothermal)
  • erection of steel elements
  • steel bending
  • erection of chimneys and industrial ovens
  • work with specialist access requirements necessitating climbing skills and the use of related equipment, e.g. working at height on tall structures
  • subsurface work
  • construction of outdoor swimming pools
  • steam cleaning, sand blasting and similar activities for building exteriors