Ewb rainwater entry

Filtration, Treatment & Storage System

Tender to Engineers Without Borders and Habitat for Humanity Vietnam

RAINWATER

Minh DinhKevin TeoNick Lim

Terrance Ockendon

Erik BrockmannJames Roberts

Welcome to An Minh DistrictMekong Delta Region, Viet Nam

Exposed toenvironmen

tImpuritygrowth

Limited filtration &

no treatmentCreates

disease & ill health

Rainwater Collection

Design Requirements

Water Quality

Chemical Use

Pollution

Environmental

Culture

Practices

Ethics

Social

Cost

Construction

Maintenance

Economy

Design

Advancement

Familiarity

Infrastructure

Proposed DesignFiltration and

Storage

Proposed DesignDisinfection

Rice Husk is milled then combined in a

48 : 52 husk to water ratio

Fired between 700 – 900 °C to create the ideal charcoal

density for water filtration

Sustainable Supply of Charcoal

Example Design Criteria

Ultraviolet

Treatment

SandFiltration

CharcoalFiltration

WireMeshLid

Polyethylene

Piping

Existing InfrastructureCeramic & Concrete Jars

Design Selection

Manufacture

Involves:• Tradespeople• Labourers• Local

Community

Stage

EmploymentOpportunities

Community Approval Device Integration Construction Skills Training

Education in Schools Community Workshops

Implementing

Stage

Very Low Income Minimise Solution Costs Use Existing Infrastructure Utilise Local Resources Required Skilled Labour

CostingConsiderations

CostingPer Household

Materials: 34.65Labour: 0.12Transport: 1.36TOTAL $ 36.13 AUD

Work Place Health & Safety

Professional training & supervision

promotes safe building practices

Reduce the risk of injury

Thank you

Special Thanks to:Engineers Without Borders

Habitat for Humanity VietnamQueensland University of Technology