Questionnaire Text

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[The following instructions apply to questions 16 to 26]
Fill for each household living alone in the residential unit, if occupied by more than one household, only one of the households should respond.


26. Drainage of waste water

[] 1 Sewer system
[] 2 Septic tank
[] 3 Other

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26. Sewerage of the residential unit:
Indicated by the sign (x) in the square opposite to the way of draining the dirty water from the residential unit. If the residential unit connected with the public drainage (it means the public new drainage net) by a drainpipe for draining the dirty water. The sign (x) is put in the square opposite to the word public drainage but if there is a tank for gathering dirty water in the residential unit and it is cleaned continuously, the sign is put in the square opposite to the word (septic tank). If it is drained without the previous ways the sign is put in the square opposite to the word (others).