east asia ministerial conference on sanitation and hygiene - sustainable urban sanitation planning
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East Asia Ministerial Conference on Sanitation and Hygiene - Sustainable Urban Sanitation Planning. Japan, November 30, 2007 Dr. Darren Saywell Development Director, International Water Association. The good news…. Direct [and indirect] benefits from sanitation increasingly recognized… - PowerPoint PPT PresentationTRANSCRIPT
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East Asia Ministerial Conference on Sanitation and Hygiene
- Sustainable Urban Sanitation PlanningJapan, November 30, 2007
Dr. Darren SaywellDevelopment Director, International Water Association
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The good news…• Direct [and indirect] benefits from
sanitation increasingly recognized…
• Example: For every US$1 invested in providing improved sanitation, resulting societal economic benefits of between US$5 and US$23 will be realised, depending on the country [WHO, 2003].
• Other non-health benefits…
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…the bad news…• Unprecedented situation
• 2.6 billion people lack access to basic sanitation.
• Assuming business as usual, the world will miss the MDG target for sanitation by 1 billion.
• An increasingly urbanized world population- By 2035, 60% world will be ‘urban’- Of this proportion, 60% will be in ‘informal’ urban
settlements
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WHO - UNICEF (2004)
Faecal attraction…
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Map showing the relative size of the MDG sanitation target for each country based on the number of installations required through to 2015
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The problem with [urban] sanitation…• Key contrasts with water provision…
• Sanitation is infrastructure ‘heavy’ at the household level
• Sanitation services are not holistic - split between provision of facility, removal, treatment of waste
• Represents a different cost burden
• Sanitation sector is characterised by…• Lack of political will• Lack of sustainable and hygienic facilities and
behaviour• A high rate of abandonment of existing infrastructure• Institutional fragmentation, legislative vacuum and
weak capacity • …
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Inappropriate responses…• [Urban] sanitation provision has
historically been characterised by ‘supply-driven’ approaches, often resulted in governments and donors investing in large infrastructure projects, with a tendency for low demand by communities.
• Beset by internal debates and ‘beauty contests’ about which technology, system or approach is best…
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Sanitation 21• Lack of coherent thinking on subject of urban
sanitation [planning], particularly technologies, systems & approaches
• Sanitation 21:• Convene thinkers and practitioners• Establish analytical framework• Commission work; peer review; publish; disseminate
• Some of this thinking reviewed here…
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Why another framework?• Conventional approaches to
planning seem to fail because:• objectives are distorted by special
interests (lack of balance across the ‘domains’ of the city)
• plans lack flexibility • plans are based on unrealistic
assessments of management capacities
‘…a mismatch between technical proposals and institutional realities…’
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Domains
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Sanitation failure? Mismatch in objectives
StatusCleanlinessConvenienc
eHealth
Environment
Econ. Dev.Utility cash
flowW/F
securityEquity
HOMEHOME
CITYCITY
G
A
Pdecisions
HOMEHOME
CITCITYY
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We wanted this….
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…but what we got was this…
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Future: Objectives & decision making matched?
HOMEHOME
CITYCITY
StatusCleanlinessConvenienc
eHealth
Environment
Econ. Dev.Utility cash
flowW/F
securityEquity
decisions
HOMHOMEE
CITCITYY
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How might we get there…?• Sanitation 21 - nothing new – it’s not rocket-
science, but it does suggest a change of mindset• A simple conception of what is a complex process:
• Understanding the context (institutional and other realities across all ‘domains’ of the city)
• Understanding how a sanitation system relates to the context across all domains of the city
• Checking whether the system meets objectives and can work across all domains of the city.
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Part One: the contextKey elements of the context
• Decision making ‘domains’• Objectives• External factors• Capacity
Understanding the context allows technical proposals to be assessed against institutional realities
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Context (2): Objectives, external interests, capacities• Objectives: what do stakeholders in
each domain want from their sanitation system?
• External influencing factors: ‘outside’ factors which influence decision making
• Capacities: Actors, mandates, manpower, budgets
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Context (3): Objectives, external factors, capacities
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Context (4): Objectives, external factors, capacities
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Part Two: technical options• Components mapped across domains:
• A toilet• Collection mechanism• Transportation mechanism• Treatment process• Disposal/ re-use mechanism/ process
• Management Requirements• The system as a whole• Management requirements across all
domains
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Part 3: Fit for Purpose?• Ask the following crucial questions
across all domains of the city• Does it meet the objectives?• Do the management requirements
match in every domain?• Does it/ will it work?
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In summary• The framework is a simplified
representation of a complex planning process [deliberately so]
• It is meant to guide planners/ designers and help to build bridges between institutional analysis and technical planning
• It is not new – but new mindsets are needed !
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Key messages• Planners need to draw on well-established
principles of good planning and design practice to:• analyze the objectives of a sanitation system across
all domains of the city, including the household• analyze the external drivers and contexts which
impact on behaviours in each domain• analyze technical options in terms which relate
elements of the system to these domains• assess the management requirements in each
domain; and then• assess whether the proposed sanitation system will
work and will result in services to people.