URI
Notation
628.6
Caption
Drainage and sanitary installations of buildings (particularly public health requirements)
See also
613.5Hygiene of dwellings
644.6Domestic water supply and sanitary installations
696Equipment, services, installations in buildings (sanitary, gas, steam, electrical). Pipe fitter. Plumber. Metal worker. Drainlayer. Electrician. Other trades
Broader class
628  Public health engineering. Water. Sanitation. Illuminating engineering