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Water Engineering and Development Centre
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Below are the graphics for WEDC Graphics: Low-cost sanitation
Please click on the download link below your selected graphic to download it.
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03-U01 F02 The link between poverty health and sanitation | 03-U02 FG v2 Groundwater recharge rate and climate type | 03-U03 FH Estimated nitrate concentration in groundwater recharge | ||
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03-U08 FD Sludge disposal options | 03-U02 FA Granular soils | 03-U02 FB Fractured fissured soils | ||
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03-U02 FC effluent flow in fissures above and below the water table | 03-U02 FZZ-A Mechanisms for reducing risk of water source pollution | 03-U03 F03 | ||
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03-U03 F03 | 03-U03 FA A pit latrine in a cold climateai | 03-U04 F03 | ||
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03-U05 FA A comparison of the effects of turbulence on small and large tanks | 03-U05 FCA-A Prefabricated septic tank a | 03-U05 FCA-B Prefabricated septic tank b | ||
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03-U05 FCA-C Prefabricated septic tank c | 03-U06 F06 | 03-U06 F06 | ||
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03-U06 F06 | 03-U06 FA01 Latrine for minimising sludge volumes a | 03-U06 FA02 Latrine for minimising sludge volumes b | ||
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03-U06 FA03 latrine for minimising sludge volumes C | 03-U06 FZ01 Open defecation in a forest | 03-U06 FZ02 Carrying buckets of excreta using a yoke | ||
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03-U06 FZ03 Composting windrows | 03-U07 FA01 Latrine with short dividing walls | 03-U07 FA Recommended distances from latrine site | ||
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03-U07 FB Man urinating at a urinal | 03-U07 FC Girl handwashing at a water point at a toilet block | 03-U07 FD Boys washing out a latrine block | ||
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03-U08 F07 | 03-U08 FA Cross section of a vacuum tanker | 03-U08 FB A hand-operated diaphragm pump | ||
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03-U08 FC Manual vacuum tankers | 03-U08 FE | 03-U08 FF Cross-section of a sludge drying bed | ||
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03-U08 FG Co-composting thickened faecal sludge with organic waste | 03-U10 FB Major barriers partial solutions and integrated solution | 03-U11 F02 Action plan flowchart 1 | ||
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03-U11 F03 Action plan flowchart 2 | 03-U12 F02 Houses septic tanks leading to sewer cross-section | 03-U12 F09 Plan of sewer network | ||
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03-U12 FA Interconnecting sewers | 03-U12 FZ-City sewer system v2 | 03-U12 FZ City sewer system v1 | ||
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0505 Infiltration trenches on a flat site | 0506 Infiltration trenches on a sloping site | 0508 Mound infiltration unit - section | ||
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0607 Multi-compartment VIP latrine | 0610 Continuous composting toilet | 0705 Upgrading pour-flush latrines | ||
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0706 Upgrading VIP latrines | 1101 Cause and effect relationship | Causes and transmission routes of environmental-related diseases | ||
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Communal pit latrine | Communal toilet connected to an aqua privy and soakpit | Communal toilet connected to a septic tank and drainage field | ||
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Details of a ring beam on a thin lining | Dollars versus sanitation | Footrests and squat hole | ||
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Lining03 | Lining04 | Lining05 | ||
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Lining06 | Liquid percolation zone in a pit latrine | Liquid percolation zone in a pit latrine - colour | ||
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Measuring the thickness of sludge and scum | Mozambique slab - plan and cross-section | Options for flow through tank partitions | ||
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Pedestals | Pits and chambers | Pit latrine with sand envelope to reduce pollution | ||
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Pit slab showing reinforcement layout - plan and cross-section | Pit with corbelled ining | Pollution from a pit latrine | ||
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Reinforced concrete slab | Septic tank | Septic tanker and drainage field | ||
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Septic tanker with twin drainage fields | Shallow pit lining colour | Shapes of pits - colour | ||
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Soakpit - lined | Soakpit - unlined | Stress concentrations on rectangular and circular pits - colour | ||
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Tank inlet and outlet pipes | Tank outlet using overflow weir | Treatment processes in a septic tank | ||
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Two pits with the same total volume - colour | Variations in slap diameters for lined and unlined pits |
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