Gully tops and manhole tops for vehicular and pedestrian areas. Design requirements, type testing, marking, quality control.
Separator systems for light liquids (e.g. oil and petrol). Part 2:Selection of nominal size,installation,operation and maintenance
Wastewater treatment plants - Part 11: General data; German version prEN 12255-11:1997
Wastewater treatment plants; rectangular tanks Part 3:Grit chamber with suction type sludge remover and sludge scraper; Types, main dimensions, equipment
Effluent lifting plants for buildings and sites - Principles of construction and testing - Part 4: Non-return valves for faecal-free effluent and effluent containing faecal matter
适用范围：The document applies to non-return valves used in conjuction with faecal-free wastewater lifting plants. It contains general requirements, basic construction and testing principles together with inform...
Wastewater treatment plants; Rectangular tanks; Part 1: Settlement tanks with sludge scraper,
适用范围：The document is applicable to rectangular tanks with sludge scraper, suction type sludge remover and chain scraper in wastewater treatment plants. It specifies the main dimensions and the principles fo...
Effluent lifting plants for buildings and sites - Principles of construction and testing - Part 2: Effluent lifting plants for faecal-free effluent
Sewage treatment plants - Principles for the design of structures and technical equipment - Part 4: Specific principles for shutoff devices as penstocks, sluice gates, stoplogs etc.
适用范围：The document specifies principles for the design of shutoff devices without body used in sewage treatment plants and in pipes collecting or discharging waste water. It may be applicable to shutoff devi...
Effluent lifting plants for buildings and sites - Principles of construction and testing - Part 3: Effluent lifting plants for effluent containing faecal matter for limited application
适用范围：The document describes faecal lifting plants for limited applications which are used for dewatering on individual WC.
Anti-flooding devices for buildings - Part 1: Requirements
适用范围：The document specifies types and requirements for materials, performance, design, construction and marking for factory made anti-flooding devices for faecal and/or non-faecal waste water for use in dra...
Anti-flooding devices for buildings - Part 2: Test methods
Gully tops and manhole tops for vehicular and pedestrian areas - Design requirements, testing, marking, quality control; German version EN 124:1994
适用范围：Specifications for requirements, testing, quality control and marking for gully tops and manhole tops for vehicular and pedestrian areas.
Textile machinery -- Mixing bale openers for cotton spinning -- Vocabulary and principles of construction
适用范围：ISO 20727:2004 establishes a vocabulary of terms and principles of construction for bale openers used in cotton spinning.
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