Description
Geodetic Canvas of Nantes Métropole
The framework includes the reference bases, the primary support stations of the polygonals and the altimeter markers.
This canvas is used for all topographic survey work in the territory. For information, a canvas is a set of geodetic points known in position and serving as a framework for the realization of a topographic survey.
Photos of elevation markers can be viewed and downloaded from the dataset [Photographs of Nantes Métropole elevation markers] (https://data.nantesmetropole.fr/explore/dataset/244400404_photographies-reperes-altimetriques-nantes-metropole/).
You will find the data composing the geodetic canvas from the following links:
- Geodetic canvas of Nantes Métropole - Planimetric stations
-
Geodetic canvas of Nantes Métropole - Aimed between stations
The interactive map on the geodetic canvas [is available here] (https://data.nantesmetropole.fr/pages/canevas_geodesique_nantes_metropole/).
Resources
| Name | Format | Description | Link |
|---|---|---|---|
| GeoJSON export format | JSON | Open resource | |
| 244400404_canvas-geodesic-antes-metropole.csv | CSV | Open resource | |
| Shapefile format export | ESRI Shape | Open resource | |
| CSV export format | CSV | Open resource | |
| 244400404_canvas-geodesic-antes-metropole.json | JSON | Open resource | |
| JSON export format | JSON | Open resource |