Keywords:
Accessories, Building drainage, Buildings, Capacitive loads, Classification, Definitions, Drainage, Functions, Gravity, Gullies, Height, Inspection, Interlocks, Land drainage works, Light liquids, Liquid seal, Marking, Materials, Mounting location, Quality control, Safety, Sewage engineering, Sewers, Specification (approval), Structural engineering, Surveillance (approval), Testing, Tightness, Types, Waste-water drainage, Water practice