Sewage treatment plants - Principles for the design of structures and technical equipment - Part 7: Station for the transfer of faecal sewage
Edition 2008-10

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 8: Specific principles for the equipment for sewage treatment in granular media filter and granular fixed bed filter
Edition 2005-06

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 9: Mechanical drainage of sewage sludge
Edition 2017-02

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 10: Specific principles for the equipment for thermal sludge drying
Edition 2017-02

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 11: Dosing plant
Edition 2025-03

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 12: Conveying equipment
Edition 2014-02

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 13: Equipment for separation and treatment of mineral solids such as grit
Edition 2020-01

Gully tops 500 × 500 for road gullies, class C 250, curve type - Part 1: Summary
Edition 2012-10

Gully tops 500 × 500 for road gullies, class C 250, curve type - Part 2: Particulars
Edition 2012-10

Handholds for entrance into accessible manholes - Requirements, testing
Edition 2016-06