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OENORM EN 12255-5
Wastewater treatment plants - Part 5: Lagooning processes
Edition
2000-03-01
SN EN 12255-3 ; SIA VSA-18:2001-04
Wastewater treatment plants - Part 3: Preliminary treatment
Edition
2001-04
SN EN 12255-14 ; SIA 190.594:2024-03
Wastewater treatment plants - Part 14: Disinfection
Edition
2024-03
FD P16-007
Private sewer systems - Seepage of treated wastewater
Edition
2016-06-15
OENORM EN 12255-7
Wastewater treatment plants - Part 7: Biological fixed-film reactors
Edition
2023-08-15
OENORM EN 12255-1
Wastewater treatment plants - Part 1: General construction principles
Edition
2023-08-15
OENORM EN 12255-8
Wastewater treatment plants - Part 8: Sludge treatment and storage
Edition
2022-03-15
OENORM EN 12255-12
Wastewater treatment plants - Part 12: Control and automation
Edition
2022-05-01
OENORM EN 12255-2
Wastewater treatment plants - Part 2: Storm water management systems
Edition
2024-07-15
SN EN 12255-11 ; SIA 190.591:2023-09
Wastewater treatment plants - Part 11: General data required
Edition
2023-09