Literal question
[Questions 4-18 were asked of persons living in housing units as the place of their usual residence, according to question 3]
9. Sewage disposal system:
[] Housing unit with sewage disposal system:
[] 1 Connected to a public sewage disposal plant
[] 2 Connected to a private sewage disposal plant (septic tank, etc.)
[] 3 Other arrangements
[] 4 Housing unit without sewage disposal system
Question 9 - Sewage disposal system:
Sewage disposal system means the entire permanent installation permitting the evacuation of wastewater from the dwelling to the exterior.
Public sewage system means the drainage system (for example in a city), which collects all the waste and channels it along a specific path. Septic tank is a specially structured receptacle enabling certain processes of disinfection, which, by means of a suitable pipeline, receives wastewater from one or a small number of dwellings.
Interviewer instructions
Question 9 - Sewage disposal system
As for sewage disposal system we understand all permanent installation that allows the evacuation of residual waters of a dwelling.
The following modalities were considered:
Housing unit with sewage disposal system
Connected to a public sewage disposal plant
Connected to a private sewage disposal plant (septic tank, etc.)
Other arrangements
Housing unit without sewage disposal system
