WASH TECHNICAL DESIGNS

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D-404/2015a Household Pour Flush Toilet and Bathing Unit (Septic Tank, Drain Field) Design and BoQ (UNHCR, 2015)


This document contains materials to help UNHCR and WASH actors build post emergency household pour flush toilet and bathing units with septic tanks and drain fields in refugee settings.


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D-310/2015a Post Emergency Elevated Tower (Steel) Design and BoQ (UNICEF, 2010)


This document contains design drawings for a 15m high 109m3 elevated water tower constructed from pressed steel.


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D-309/2015a Post Emergency Elevated Tower (Reinforced Concrete) Design and BoQ (UNICEF, 2010)


This document contains design drawings for 20m3, 25m3, 50m,3 60m3 and 75m3 reinforced concrete elevated Water Tanks sitting on top of a 6m reinforced concrete tower.


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D-408/2015a Post Emergency Pour Flush Institutional Latrine (Septic Tanks and Drainfield) Design and BoQ


This document contains documentation to help UNHCR and WASH actors build pour flush institutional latrines in refugee settings with septic tanks and drain fields. The package includes: Technical Drawings; Step by Step Construction Drawings; Bills of Quantity; Material and Workmanship Specifications; and Design Calculations.


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D-308/2015a Emergency Raised Water Platform (Corrugated Steel Rings) Design and BoQ (UNHCR, 2015)


This document contains materials to help UNHCR and WASH actors construct emergency raised water platforms in refugee settings. The package includes: Technical Drawings; Step by Step Construction Drawings; Bills of Quantity; Material and Workmanship Specifications; and Design Calculations.


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D-305/2015a Post Emergency Borehole Design (Alluvial Aquifer)


This document contains a simplified design to help UNHCR and WASH actors design drilled boreholes (alluvial aquifer) in refugee settings. The package includes: Technical Drawings; Step by Step Construction Drawings; Bills of Quantity; Material and Workmanship Specifications; and Design Calculations.


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D-304/2015a Post Emergency Borehole Design (Fractured Rock Aquifer)


This document contains a simplified design to help UNHCR and WASH actors design drilled boreholes (fractured rock) in refugee settings. The package includes: Technical Drawings; Step by Step Construction Drawings; Bills of Quantity; Material and Workmanship Specifications; and Design Calculations.


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F-401/2016a Septic Tank Sizing Spreadsheet (UNHCR, 2016)


This sizing calculation tool has been designed to assist UNHCR and WASH actors correctly size septic tanks in displaced settings taking into account numbers of users, wastewater and sewage flows, sludge and scum accumulation rates, desludging periods, liquid retention times, and average annual ambient temperatures.


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D405-2015a Emergency Desludgable (Raised with Holding Tanks) Latrine Design and BoQ (UNHCR, 2015)


This document contains documentation to help UNHCR and WASH actors build emergency raised desludgable latrines in refugee settings. The package includes: Technical Drawings; Step by Step Construction Drawings; Bills of Quantity; Material and Workmanship Specifications; and Design Calculations.