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SORA - Map for intrinsic ground risk

European unmanned aircraft regulation (EU) 2019/947 Article 11 requires a SORA (Specific Operational Risk Assessment) to be performed for flights which fit into the Specific category of UAS. One part of this risk assessment is to assess the risk to overflown uninvolved people and this map is tailored for the use in this risk assessment methodology. The map shows the estimated average population density, derived from data on the population (STATPOP) and employment (STATENT) provided by the Federal Statistical Office (FSO). In addition, where no swiss data was available, information from the Global Human Settlement Layer (GHSL) of the Euroean Commission was used. The data should be used as a guideline, meaning that discrepancies can be argued accordingly by the applicant in the SORA risk assessment.



The extent of the map is anywhere the Federal Office of Civil Aviation has authority to grant UAS authorizations which is within Switzerland and Liechtenstein. Further, the data extends 5 km beyond the Swiss border into the surrounding countries to allow a proper fly-away risk assesment of flights very close to the borders.



The map is provided with a resolution of 100m or 200m, depending on the flight altitude.

Simple

Alternate title

SORA Ground Risk

Date (Creation)
2023-09-06T00:00:00
Date (Publication)
2023-06-28T00:00:00
Identifier
ch.bazl.intrinsisches-bodenrisiko_sora

Status
On going

Point of contact

Federal Office of Civil Aviation - UAS Authorization and Oversight
Bern
3003
CH
https://www.bazl.admin.ch/en/drone

Spatial resolution

Equivalent scale

Denominator
5000

Spatial resolution

Equivalent scale

Denominator
1000000
Topic category
  • P Transportation

Extent

Extent

Description

Switzerland

N
S
E
W








Extent

Extent

Description

Liechtenstein

N
S
E
W








Maintenance and update frequency
Unknown

Resource format

Title

OGC Geopackage (GPKG)

Date
geocat.ch
  • air navigation

  • opendata.swiss

  • airspace

GEMET
  • aircraft

geocat.ch
  • FSDI Federal Spatial Data Infrastructure

Resource constraints

Use constraints
Other restrictions
Other constraints
Opendata BY: Open use. Must provide the source.
Other constraints

https://www.admin.ch/gov/en/start/terms-and-conditions.html

Language
Deutsch
Character encoding
UTF8
Language
Français
Character encoding
UTF8
Language
Italiano
Character encoding
UTF8
Language
English
Character encoding
UTF8
Distribution format
  • OGC Geopackage (GPKG)

Digital transfer options

OnLine resource

Vorschau map.geo.admin.ch

Preview map.geo.admin.ch

Digital transfer options

OnLine resource

ch.bazl.intrinsisches-bodenrisiko_sora

WMS-FSDI service, layer "SORA Ground Risk"

Digital transfer options

OnLine resource

ch.bazl.intrinsisches-bodenrisiko_sora

WMTS-FSDI service, layer "SORA Ground Risk"

Digital transfer options

OnLine resource

https://www.bazl.admin.ch/dam/de/sd-web/98bYHOD-6sNv/Documentation_SORA2.5.pdf

Link to detailed description (FOCA)

Digital transfer options

OnLine resource

https://data.geo.admin.ch/browser/index.html#/collections/ch.bazl.intrinsisches-bodenrisiko_sora

Link for data download

Digital transfer options

OnLine resource

https://map.geo.admin.ch/#/map?lang=en&center=2642942.51,1189717.47&z=2&topic=aviation&layers=ch.bazl.intrinsisches-bodenrisiko_sora_100;ch.bazl.intrinsisches-bodenrisiko_sora_200&bgLayer=ch.swisstopo.pixelkarte-grau&catalogNodes=ech

Link to portal

Geometric object type
Surface
Reference system identifier
EPSG:2056

Metadata

Metadata identifier
1d83faa1-04d8-4424-a3ec-b9150fa89f0c

Language
Deutsch
Character encoding
UTF8
Language
Français
Character encoding
UTF8
Language
Italiano
Character encoding
UTF8
Language
English
Character encoding
UTF8
Language
Rumantsch
Character encoding
UTF8

Point of contact

Federal Office of Civil Aviation - Specialist unit for geographical information systems (GIS)
Bern
3003
CH
+41 (0)58 465 80 39
https://www.bazl.admin.ch/de/geoinformation

Type of resource

Resource scope
Dataset
Metadata linkage

https://www.geocat.ch/geonetwork/srv/api/records/1d83faa1-04d8-4424-a3ec-b9150fa89f0c

Date info (Creation)
2023-04-11T13:09:28.962Z
Date info (Revision)
2026-04-13T09:48:11.075232Z

Metadata standard

Title

eCH-0271

 
 

Overviews

Spatial extent

Keywords

GEMET

aircraft
geocat.ch

FSDI Federal Spatial Data Infrastructure air navigation airspace opendata.swiss


Provided by

Access to the catalogue
Read here the full details and access to the data.




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