WZSubclass

WZ 37.00.2Operation of sewage treatment facilities

Subclass · Klassifikation der Wirtschaftszweige (2025)

Where 37.00.2 sits

  1. E Water supply; sewerage, waste managemant and remediation activities
  2. 37 Sewerage
  3. 37.0 Sewerage
  4. 37.00 Sewerage
  5. 37.00.2 Operation of sewage treatment facilities

What 37.00.2 includes

  • Operation of wastewater treatment plants for reuse (e.g., of agricultural, industrial, and street cleaning wastewater or collected rainwater) or for the artificial replenishment and replenishment of groundwater bodies.
  • Freeze-drying of sewage sludge in sewage treatment plants

What 37.00.2 excludes

  • Further treatment of sewage sludge, see Division 38 • Anaerobic (oxygen-free) digestion, see Group 38.2 • Aerobic (oxygen-based) treatment such as composting, see 38.21.2 • Incineration with energy recovery, see 38.22.0 • Incineration without energy recovery, see 38.31.0
  • Decontamination of surface and groundwater at the site of pollution, see 39.00.3
  • Construction or repair of sewers, see 42.21.0
  • Cleaning and clearing of blockages in building drains, see 43.22.0
  • Rental of portable toilets, see 77.39.9

37.00.2 in other systems

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