sustsan workshop: manual for selection of system for water-waste purification by arvo järvet
TRANSCRIPT
Manual for selection of system
for waste-water purification for
country-houses in rural areas
Arvo Järvet
Estonian Water Association.
•Permanent living-hous
•Summerhous (second home)
1. STEP
2. STEP•Latrine
•WC3. STEP
•Latrine with classical collecting tank
•Latrine with separate urine tank
•Grey water into collecting tank
•Grey water to treatment
4. STEP
SPECIAL ATTENTION FOR LOCAL
TREATMENT NATURAL CONDITIONS
•Land use type
•Relief conditions
•Existence of recipient water-body
•Soil and Quaternary sedimets
•Ground water level (Hmin 1,2 m from surface)
•Ground water sensitivy at pollution risk
Collecting tanks
Collecting tank and individual treatment plant
Collecting tank + irrigation in summer and
individual treatment plant
All waste-waters into collecting tank, but
suspended partricles partly to composting
Separated black and grey water
All waste-waters together into collecting tank
Septic tank + filter for phosphorous removal
Septic tank + filter for phosphorous removal
combined in one tank
Septic tank + dosing device for phosphorous
removal combined in one tank
Septic tank + filter system
Septic tank + filter system in high groundwater conditions
Activated sludge treatment plant “Bio-fix”
Septic tank + infiltration into the ground
Septic tank + infiltration into the ground in high
groundwater conditions
Septic tank + limestone filter
Septic tank + limestone filter
SADEMEVESI –IGAVENE PROBLEEM
Handbook for
selecting the
technical solution
of systems for
waste-water
purification in rural
areas
Compiled by Arno and
Terje Ilves.
Edited by prof Alex
Maastik.
Coordinator: Arvo
Järvet
Aitäh kuulamast ja kaasamõtlemast
ning sisukat arutelu soovides
ma lõpetan
Thank you for your attention and welcom to
Estonia!