urban climate, air, noise Aim: to assure and to re-establish a bio-climatic situation favourable for men's health an well-being, to minimise the noise pollution, to improve the air quality Fields and Measures:
>> Urban Climate
>> Urban Ventilation
>> Local Ventilation, bio-climatic well-balanced parts
>> Air Quality
>> Noise Control
>> Electromagnetic Radiation
>> Examples
>> Links to Further Information
>> Sources and Literature
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Fields and Measures | ||||
Urban Climate | ||||
Urban Ventilation
Analysis of the urban climate situation (existing
climatic phenomena, climatic disadvantages, climatic influence
estimation of new buildings and users, symbiosis of different users) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Conservation of free spaces in general
(limitation of new constructions) and creation of new free spaces; > influence / responsibility: comprehensive
community development plan, development plan, land politics,
masterplan, definition of restriction-, protection- and pollution
areas, compensation surfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Measures for the structuring of the green
open space (to enlarge the green volume)
> influence / responsibility: green open space
structure plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Choice of climatic favourable forms for
green spaces and buildings; to avoid barriers in cold air corridors (
noise protection walls, groups of trees, large building or very dense
settlement structures); to avoid industry and highly polluting roads > influence / responsibility: development plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Local Ventilation, bio-climatic
well-balanced parts
Conservation and creation of planting areas and areas
that allow water to seep away (conservation of green free spaces and
water plans, wooden areas; to enlarge the green volume in general;
planting of trees; green roofs and facades; use of materials permeable
to air and water, for ex. parking) > influence / responsibility: development plan,
green open space structure plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Conservation and creation of the air streams
between un-sealed free spaces (to consider the urban climate in the
planing of free space: a system, a pattern of small green spaces, free
spaces with an active influence on the urban climate, to fix the
direction and the minimum section of roads in a dense development,
orientation of the buildings after existing air streams) > influence / responsibility: local climate, green
open space structure plan, development plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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to optimise the height and the placement of
buildings; conservation and creation of ventilation gaps (courtyard
greens actively influence on the urban climate, air circulation by
free spaces between buildings, open gateways, sparse and loose trees
in the courts to reach a cooling effect without obstruction of the
cold air exchange); to avoid and reduce wind turbulence, for ex.
around high buildings
> influence / responsibility: development plan,
architect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Conservation and planting of trees for the
shading of streets and green space and for a positive development of
the green volume in general (dense and diversified plantings on places
and streets in inner-city areas, new plantings) > influence / responsibility: development plan,
green open space structure plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Use of building materials with a low degree
of heat absorption in new construction and renovation (choice of such
kind of materials, vegetation cover on facades and roofs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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No new ecologically problematic
industrial
facilities in already polluted areas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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To avoid a high emission of heat
and
humidity from industrial facilities, that
could be unfavourable to the urban climate > influence / responsibility: architect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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On the building's level: to support the
inside climate constellation (for ex. with water plans), natural
climate concepts (for ex. atriums), could air source areas (for ex.
north-oriented climate yards, passive air cooling system with earth
channels) > influence / responsibility: architect |
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Noise Control | ||||
To take all possible measures to insure good
noise protection; through technical solutions, in the planning process
but also by an influence on personal habits; active measures against
noise emission "at the source" by the use of less noisy
processes (to avoid noise is better than to control the noise
afterwards) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Noise control in traffic planing (road,
railroad and air traffic noise): to reduce the noise emission of motor
traffic by measures directly "at the source" (for ex.
technical measures on vehicles, road surfaces, traffic concepts to
reduce the automobile traffic, to avoid motor traffic, strategies for
a better partition of traffic, measures to subside the traffic, road
traffic laws such as speed limits) > influence / responsibility: air pollution
restriction plans . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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To avoid / to reduce the noise emission of
commercial enterprises in housing areas (structuring of the
development area, to keep sufficient distances), creation and
conservation of large connected free space patterns as "silent
zones" (change
of the site's function, noise protection
walls, protection plantings) > influence / responsibility: development plan,
comprehensive community development plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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To reduce the emission by the implantation
of sports facilities as buffers (necessary distances, temporary
restrictions)
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Noise control on the construction site: to
reduce the noise emission produced by the different professions (less
noisy processes, information campaign in the neighbourhood)
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To reduce vibrations
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Passive measures for noise control around
the building (noise protections covered with plants, for ex. walls or
embankments, design of the roads' section and roadsides, noise control
through the use of vegetation)
> influence / responsibility: green open space
structure plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Built passive measures for noise control
(building forms with silent zones in the inside, formation of
buildings, closed housing blocks not only in inner-city areas, noise
control through the heights of buildings)
> influence / responsibility: development plan,
architect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Passive measures for noise control on
buildings (ground plan of the building (apartment,...), noise
protecting windows, winter-gardens, vegetation on the facades, to
avoid sound rejection on the facades by the choice of forms and
materials, sound absorbing free spaces)
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Administrative
measures: to control the
acceptance of allowed limits, to create restriction areas, temporary
limitation of heavy noise sources >> influence also on: Motor Traffic Concept, Potential of Mixed Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Air Quality | ||||
Reduction of emission in general, first of
all by the producer him self . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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To assure a sufficient emission protection
for sensible uses through distance areas and a reasonable mixed use > influence / responsibility: masterplan,
comprehensive community development plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Conservation and amelioration of a
sustainable mixed use and service enterprises (mixed
use, infill
development, etc.)
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Spatial division or evacuation of polluting
enterprises or installations, to improve the air quality by a better
ventilation (forbidding certain of certain energy sources, motor
traffic restrictions, etc.) influence / responsibility: development plan
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The local air quality as well as the
expected
emission or emission sensibility has to be considered when defining
sites for the different uses – to avoid new conflicts (green
distance areas, no industries in the main wind direction)
> influence / responsibility: masterplan,
development plan, comprehensive community development plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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Built emission protections are better than
space intensive distance areas, if they have the same positive effect > influence / responsibility: development plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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To reduce emissions from power stations
(technique protection, use of produced heat)
> influence / responsibility: development plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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To reduce emissions from motor traffic (to
reduce the motor traffic in general, speed limits, etc.)
>> influence also on: Public Transit Concept, Motor Traffic Concept, Parking Concept, Car-Free Areas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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To reduce emissions from households
(interdiction to burn certain materials in some areas, to fix or to
change the heating system to a specific type, to fix emission limits,
better controls)
>> influence also on: Heat Supply (housing) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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to reduce emissions from trade and industry
(see households, additional reduction of emissions from certain
industrial processes, special technical measures, heat recovery, use
of the produced heat in other parts of the enterprise, site specific
measures – topographic and climatic situation; new developments:
eventual use of produced heat for other purposes and construction of
railway connections) > influence / responsibility: development plan,
community, comprehensive community development plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |
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To avoid nuisance from
agriculture
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To avoid nuisance from
sewage purification
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Improvement of the air quality by binding
harmful substances (massive new plantings)
> influence / responsibility: green open space
structure plan |
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Elektromagnetic Radiation | ||||
To assure large distance areas
> influence / responsibility: development plan |
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Examples |
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Sources and Literature
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