Point-like structural parts in the shaft or structure that are not hydraulically relevant, i.e., not considered in the hydraulic calculation.
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Spülstutzen is a flushingnozzle that is part of sewer installation equipment.
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Electrical or electromechanical equipment.
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AccessAid (854) is a type of SewerInstallationEquipment (850) and includes items such as entry aids, ladders, and climbingirons.
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Solids retention: electromechanical parts of a structure and device for solids retention of a wastewater structure (VSA): rake, sieve, submersible wall…
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Backwater protection prevents water from flowing back from a body of water into the sewage system.
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Basin cleaning and emptying. Electromechanical parts of a structure and device for cleaning or emptying a waste water structure: compressed air flow, pump, agitator, surge flushing. Flushing hopper.
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Pre-infiltration treatment plant; mechanical pre-treatment before infiltration: sludge collector, oil and grease separator,adsorber, pit and trench system.
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