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1 Scope This document specifies requirements for storm water management systems on wastewater treatment plants. It does not refer to storm water management systems in wastewater collection and convey…
Overview SIST EN 12255-2:2026 defines the key requirements for storm water management systems within wastewater treatment plants. Developed by the Slovenian Institute for Standardization (SIST), this…
Overview EN 12255-2:2026 is a European standard developed by CEN that defines the requirements for storm water management systems specifically within wastewater treatment plants. This standard does n…
1 Scope This European Standard specifies the performance requirements for the installation of lagooning processes. This part applies to wastewater lagooning processes treating municipal wastewater fr…
1 Scope This part of this European Standard specifies the requirements for preliminary treatment of wastewater at wastewater treatment plants for over 50 PT. The primary application is for wastewater…
1 Scope This European Standard specifies design principles and performance requirements for tertiary clarification (receiving effluent from secondary treatment) by physical filtration plant at wastew…
What is this BS EN 12255-12 - Wastewater treatment about? BS EN 12255-12 specifies requirements for control and automation systems on wastewater treatment plants for more than 50 PT. If necessary, th…
1 Scope This European Standard specifies the design principles and performance requirements for secondary treatment by biological fixed-film reactors at wastewater treatment plants for more than 50 P…
1 Scope This European Standard specifies the performance requirements for the primary settlement of wastewater at wastewater treatment plants for over 50 PT. The primary application is for wastewater…
1 Scope This European Standard gives design principles and specifies construction requirements for sludge treatment and storage facilities in wastewater treatment plants for more than 50 PT. Other sl…
What is this BS EN 12255-10 - Wastewater treatment about? BS EN 12255-10 is for the protection of employees and defines safety requirements for wastewater treatment plants to be constructed or recons…
What is this BS EN 12255-14 - Wastewater treatment about? BS EN 12255-14 specifies performance requirements for the disinfection of effluents from wastewater treatment plants. The primary application…
1 Scope This European Standard specifies general requirements for structures and equipment as they relate to wastewater treatment plants for a total population of more than 50 PT. The primary applica…
1 Scope This European Standard specifies data which is necessary for the planning, design, bidding, performance guarantees, construction, start-up and compliance testing of a wastewater treatment pla…
What is this BS EN 12255-13 - Wastewater treatment about? BS EN 12255-13 specifies the requirements for chemical treatment of wastewater by precipitation/flocculation for removal of phosphorus and su…
1 Scope This European Standard specifies design principles and performance requirements for odour control and associated ventilation for wastewater treatment plants. The primary application is for wa…
1 Scope This European Standard specifies the performance requirements for treatment of wastewater using the activated sludge process for plants over 50 PT. Differences in wastewater treatment through…
1 Scope This document of the EN 12255 series specifies design principles and performance requirements for secondary and tertiary treatment of wastewater in biological fixed-film reactors at wastewate…
Overview EN 12255-7:2026 - Wastewater treatment plants - Part 7: Biological fixed-film reactors is a vital European standard published by CEN. It specifies essential design principles and performance…
Overview SIST EN 12255-7:2026 - Wastewater Treatment Plants - Part 7: Biological Fixed-Film Reactors is a European standard specifying the design principles and performance requirements for secondary…