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Transcript of Rural Sanitation
Large subsurface disposal
Streets & Runoff
(Anaerobic Digester )
Pour flush latrine
& leach field disposal sys .
/ village level /
small scale ww sys
Semi-Centralized WWT Sys.
General Sys. Req.
Gravity Trench Drainfield.
Pressure Dosed Drainfield.
Gravelless and Chambered Drainfield System
Irrigation (Surface and Subsurface)
Reuse it for garden irrigation & street washing
flow < 100 m3/d
بflow >100 m3/m
Anaerobic Baffled Reactors
Upflow Anaerobic Sludge Blanket Digester
UASB reactors are separated in 3 phases : Granules, liquid & Gas (left) , they can be constructed circular or rectangular (right)
Attached Growth Filter
Sand Filter System
Aerobic Teatment Units
Waste Stabilization Pond
Plant Based Treatment Sys.
Free-water Surface Constructed Wetlands
Vegetated Gravel Bed (VGB) Subsurface W.L
Suspeded Growth System
Fixed Film Reactor
Sequencing Batch Reactor
Floating Plant Pond
the explination in arabic
& I'll remove it
3dd 2lyl :D
WATER Guide Wastewater Management Rural Villages
Eng. Margret Habib Salmon
Eng. Mahmoud Mohamad Elsharnouby
Eng. Haneen Ahmed Elsheikh