Publiek versus privaat op straat

the need for seedlings to reforest the city
occupying and bringing meaning to
neglected land. In a future stage these
functions can give way for water bodies
that will act as buffer zones and as an
beautiful amenity within the
neighbourhoods.
In the lowest area’s more space is
reserved for open water in large surfaces
and branching networks, while at the
higher grounds wadi’s and a higher
building density are the main principles.
A vital part of the transformation is a Pavilion view
new strategy regarding water
The position of design
well as the ambition level and priorities
management, advocating a connected
The design forms an important part of of the city. It was found that open
this research, for only the creation of a surface water can offer multiple living
discharge principles. Dutch standards
design allows for conclusions whether environments related to water, and can
regarding freeboard and the allowed
the introduction of surface water in the
perforated urban fabric is both possible assignment.
and tested.
and sensible, and thus is a valid concept.
To counteract hazards regarding health
All together this study shows how
issues and water quality technical design
New Orleans’ large City Park—covering canals, grass lined swales, nurseries and
principles are developed, which include
more acres than New York’s Central retention ponds can be developed in
the prevention of stagnant water
Park—located in the centre of the study order to not only function well but also
area will function as an anchor point and look good; truly water as an amenity for
mosquito management. Through
showcase for the new landscape the great city of New Orleans.
incentive planning, the community can
structure in the neighbourhoods. The
and should be engaged with
park is redesigned as a water machine
interventions on plot level (e.g.
introduce rain barrels, plant native
vegetation in gardens and introduce
assignment. Also the park clearly
permeable surface materials with wide
demonstrates how an interpretation of
seems).
the former appearance of the landscape
can provide a connection with place and
nature, and enrich the character and
identity of the city.
Area’s with both the most pressing
needs and biggest chances should be the
starting points from which the new
landscape framework grows. By
attracting development in the north, the
complete area becomes a vital and well
connected part of the city, instead of its
peripheral position now. The integral
approach towards spatial development
ensures that investments work towards
more than one end at the same time. A
working landscape in this way may turn
Three studies show how this landscape
looks in the residential context and
answer questions on smaller scale levels
regarding the strategic allocation of
vacant space—voids, plots and medians
varying in size—for the working
landscape structure. Starting point of
the design should be a pattern analysis
of the urban fabric, by which
opportunities for water storage and
distinctive suburbs that New Orleans
urban design can be discovered. The
and its inhabitants so rightly deserve.
exact scale of the transformation
depends on the results of this analysis as
Samenvatting
De MSc thesis van drie Wageningse
Landschapsarchitecten kwantificeert
problemen met betrekking tot (1)
hydrologie, (2) vegetatie en (3) leegstand
in twee zwaar door Orkaan Katrina
getroen wijken in New Orleans, USAVS.
Een ruimtelijke strategie lost waterproblemen
bij een 1/10 jarige storm op, en
verkent de potentie van water als kwaliteit
in de stad. Door het inzetten van de
verlaten ruimte(s), die het gevolg zijn van
leegstand na de orkaan, tbv ten behoeve
van waterberging wordt dit probleem een
kans tot het opnieuw aantrekkelijk maken
van de wijken als woonmilieus met hoge
kwaliteit van leven.
TOPOS / 02 / 2010 47