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Ensuring Sustainability in Brownfield Revitalisation as PDF

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Determ<strong>in</strong><strong>in</strong>g Environmental Goals<br />

Factors for develop<strong>in</strong>g a suitable environmental profile for a project <strong>in</strong>clude:<br />

a) The actual and the desired type of liv<strong>in</strong>g/work<strong>in</strong>g environment<br />

The functional spatial development characteristics of an area, such <strong>as</strong><br />

the functions and degree of mixed use, the density, the user-<strong>in</strong>tensity<br />

and accessibility, affect the opportunities and restrictions for achiev<strong>in</strong>g<br />

environmental objectives. The correlation between area characteristics<br />

and quality <strong>as</strong>pects can be found <strong>in</strong> area profiles. To determ<strong>in</strong>e the<br />

actual and desired liv<strong>in</strong>g/work<strong>in</strong>g environments, the municipal urban<br />

plann<strong>in</strong>g policy, together with the economic and hous<strong>in</strong>g policies, offers<br />

po<strong>in</strong>ts of departure and descriptions. For example, Tilburg <strong>in</strong>troduced<br />

hous<strong>in</strong>g profiles <strong>in</strong> its WoonVisie 2002. Furthermore, these are<strong>as</strong> of<br />

policy focus <strong>in</strong>cre<strong>as</strong><strong>in</strong>gly on qualitative objectives <strong>in</strong> respect of safety,<br />

susta<strong>in</strong>ability, etc. Through careful consultation it is possible to make<br />

relatively e<strong>as</strong>y l<strong>in</strong>ks between these different profiles.<br />

b) Location-specific circumstances<br />

The traffic and transport network, the water system and the natural<br />

<strong>as</strong>sets of an area to a large extent decide the direction of susta<strong>in</strong>able<br />

spatial development. In this respect environmental issues play a crucial<br />

role <strong>in</strong> determ<strong>in</strong><strong>in</strong>g the type of transformation that can be expected.<br />

An environmental profile focuses not only on the quality of the area but<br />

looks also at its future <strong>in</strong> the context of the city plan. The strategy of<br />

mak<strong>in</strong>g optimum use of the road network, for example, entails mak<strong>in</strong>g<br />

<strong>in</strong>tensive use of transport junctions, by condens<strong>in</strong>g the surround<strong>in</strong>g<br />

are<strong>as</strong> with (large) urban environments, which, <strong>in</strong> turn, require good<br />

accessibility. The downside is greater noise pollution.<br />

The application of the ‘layer approach’ helps to make the<br />

characteristics of the subsoil, the <strong>in</strong>fr<strong>as</strong>tructure and the human usage<br />

clear and coherent. This type of analysis is carried out <strong>in</strong> many<br />

municipalities <strong>in</strong> the context of a structural vision on spatial<br />

development. Other environmental characteristics <strong>in</strong> the area may also<br />

be essential for the desired liv<strong>in</strong>g/work<strong>in</strong>g environment, such <strong>as</strong> largescale<br />

soil pollution (from former g<strong>as</strong> plants, refuse dumps, etc.) or<br />

location near a regional <strong>in</strong>dustrial estate, motorway, etc.<br />

Infr<strong>as</strong>tructure is co-determ<strong>in</strong>ant for<br />

environmental profile<br />

(Source: Ruimtelijke structuurvisie 2020,<br />

municipality of Tilburg)<br />

The M<strong>in</strong>istry for Hous<strong>in</strong>g, Regional Development and the Environment<br />

<strong>in</strong>troduced the ‘layer approach’ <strong>in</strong> the Fifth Memorandum on Regional<br />

Development <strong>in</strong> 2000. It is a method of spatial development analysis<br />

that presents the spatial development reality <strong>in</strong> three layers: the<br />

physical substratum (soil structure and water system), the<br />

<strong>in</strong>fr<strong>as</strong>tructural networks and the occupation pattern (human usage).<br />

The aim is to be able to make a careful spatial development appraisal by<br />

tak<strong>in</strong>g <strong>in</strong>to account the differences <strong>in</strong> the rate of change of the various<br />

layers. Soil and water, for example, have a very long history of<br />

development and are vulnerable, which means that the substratum<br />

should be strongly determ<strong>in</strong>ant for new spatial development.<br />

Layer approach<br />

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