Protection zones related to T7 easements (Special installations outside clearance zones)The T7 aeronautical easements established for the protection of air traffic consist of prohibiting the creation of facilities which, due to their height, would be likely to harm air navigation, and this outside areas of clearance are covered under T7 easement:- all aerodromes open to public air traffic, — restricted-use aerodromes created by the State,- under prescribed conditions, certain restricted-use aerodromes created by a person other than; State.L' base of #x27; an easement is the space field (i.e., geographical area) to the #x27th; within which s' applies the easement. This space field can be defined either in 2D or 3D in particular in the specific cases of airport release easements, protection easements of radio transmission centres.
__Origin__
Layer of points referenced in Lambert 93
__Partner organisations__
DDT Eure-et-Loir
__Links annexes__
* [XML metadata view](http://ogc.geo-ide.developpement-durable.gouv.fr/csw/all-dataset?REQUEST=GetRecordById&SERVICE=CSW&VERSION=2.0.2&RESULTTYPE=results&elementSetName=full&TYPENAMES=gmd:MD_Metadata&OUTPUTSCHEMA=http://www.isotc211.org/2005/gmd&ID=fr-120066022-jdd-ba1bbe89-a451-44ae-87bf-782be522d655)
[See this page on geo.data.gouv.fr](https://geo.data.gouv.fr/fr/datasets/125c794f1c4383a4299f9c6371653164414ecc8f)
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