Bruit ferroviaire Lden de type C

Name: Bruit ferroviaire Lden de type C
Creator: opendatasoft

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Bruit ferroviaire selon l'indicateur Lden pour les cartes de type C sur la Métropole Aix-Marseille Provence

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Trust score

How is this computed?

fair

Weighted across five axes. Tap a ring for what it measures.

Data schema (17 fields)

Filterable via the API (15)

idnom_donneecodeinseecodectcodecommdatemajsourceanneecodedeptautoriteidcourbetypesourceindicetypeisophonevalidedeb

Click a field to see example values.

Fill	Field	Type	Description
—	geo_point_2dGeo Point	geo_point_2d	Geographic centroid coordinates of the noise contour.Geographic centroid coordinates of the noise contour.
—	geo_shapeShape	geo_shape	Geographic shape (polygon) of the noise contour area.Geographic shape (polygon) of the noise contour area.
—	id	double	Unique numeric identifier of the record.Unique numeric identifier of the record.
—	nom_donneeNom donnee	text	Name of the dataset, e.g. railway noise category.Name of the dataset, e.g. railway noise category.
—	codeinsee	text	INSEE code of the municipality concerned.INSEE code of the municipality concerned.
—	codect	text	Territorial collectivity code.Territorial collectivity code.
—	codecomm	text	Municipality code.Municipality code.
—	datemaj	text	Date the record was last updated.Date the record was last updated.
—	source	text	Organization or company that produced the data.Organization or company that produced the data.
—	annee	text	Year the noise data was produced.Year the noise data was produced.
100%	codedept	text	Department code where the area is located.Department code where the area is located.
100%	autorite	text	Identifier (e.g. SIREN) of the responsible authority.Identifier (e.g. SIREN) of the responsible authority.
100%	idcourbe	double	Identifier of the noise contour curve.Identifier of the noise contour curve.
100%	typesource	text	Type of noise map source, e.g. category C.Type of noise map source, e.g. category C.
100%	indicetype	text	Type of noise indicator used, e.g. Lden.Type of noise indicator used, e.g. Lden.
100%	isophone	double	Noise level threshold in decibels for the contour.Noise level threshold in decibels for the contour.
100%	validedeb	text	Start date of validity for the data.Start date of validity for the data.

Schema captured from opendatasoft 7 days ago.

Query the data

Pick columns and a sort, then fetch a live preview straight from the source. Choose an API-filterable column (marked ▾) under “Where” to pick from its list of values.

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Sample data (5 records)

Record 1id: 1 · annee: 2022

{
  "id": 1,
  "annee": "2022",
  "codect": "CT1",
  "source": "IMPEDANCE INGENIERIE",
  "datemaj": "31/05/2022",
  "autorite": "814 732 707",
  "codecomm": "132104",
  "codedept": "13",
  "idcourbe": 1,
  "isophone": 73,
  "codeinsee": "13104",
  "geo_shape": {
    "type": "Feature",
    "geometry": {
      "type": "Polygon",
      "coordinates": [
        [
          [
            5.114345936079661,
            43.3330878678794
          ],
          [
            5.114314916943035,
            43.33309263833911
          ],
          [
            5.114322708933514,
            43.333102473858325
          ],
          [
            5.114353055126808,
            43.33310755385746
          ],
          [
            5.114376652679701,
            43.33310049009573
          ],
          [
            5.114345936079661,
            43.3330878678794
          ]
        ]
      ]
    },
    "properties": {}
  },
  "validedeb": "31/05/2022",
  "indicetype": "Lden",
  "nom_donnee": "BRUIT_FERROVIAIRE",
  "typesource": "C",
  "geo_point_2d": {
    "lat": 43.33309785873005,
    "lon": 5.114344025869964
  }
}

Record 2id: 3 · annee: 2022

{
  "id": 3,
  "annee": "2022",
  "codect": "CT1",
  "source": "IMPEDANCE INGENIERIE",
  "datemaj": "31/05/2022",
  "autorite": "814 732 707",
  "codecomm": "132021",
  "codedept": "13",
  "idcourbe": 3,
  "isophone": 73,
  "codeinsee": "13021",
  "geo_shape": {
    "type": "Feature",
    "geometry": {
      "type": "Polygon",
      "coordinates": [
        [
          [
            5.184031586475938,
            43.33319238248776
          ],
          [
            5.184030619830298,
            43.33319268487672
          ],
          [
            5.184002462034686,
            43.33320131972236
          ],
          [
            5.184013022563436,
            43.33320813801052
          ],
          [
            5.184038871500229,
            43.333198162078155
          ],
          [
            5.184061230316275,
            43.33318348438139
          ],
          [
            5.184031586475938,
            43.33319238248776
          ]
        ]
      ]
    },
    "properties": {}
  },
  "validedeb": "31/05/2022",
  "indicetype": "Lden",
  "nom_donnee": "BRUIT_FERROVIAIRE",
  "typesource": "C",
  "geo_point_2d": {
    "lat": 43.333197388300874,
    "lon": 5.184028146847261
  }
}

Record 3id: 27 · annee: 2022

{
  "id": 27,
  "annee": "2022",
  "codect": "CT1",
  "source": "IMPEDANCE INGENIERIE",
  "datemaj": "31/05/2022",
  "autorite": "814 732 707",
  "codecomm": "132021",
  "codedept": "13",
  "idcourbe": 27,
  "isophone": 73,
  "codeinsee": "13021",
  "geo_shape": {
    "type": "Feature",
    "geometry": {
      "type": "Polygon",
      "coordinates": [
        [
          [
            5.179678073648954,
            43.334099287071965
          ],
          [
            5.179679045143261,
            43.33409881107039
          ],
          [
            5.179679068416855,
            43.33409813150099
          ],
          [
            5.179705501847014,
            43.334067444000944
          ],
          [
            5.179656875359683,
            43.33407208410749
          ],
          [
            5.179637161341343,
            43.334076358365984
          ],
          [
            5.179610579285859,
            43.334106310897496
          ],
          [
            5.179614749407531,
            43.334115574663166
          ],
          [
            5.17958674412704,
            43.33412729003049
          ],
          [
            5.17956128477126,
            43.33413794035821
          ],
          [
            5.179532711464389,
            43.334150254281965
          ],
          [
            5.179508467436862,
            43.33416070245386
          ],
          [
            5.179475946576543,
            43.33418364793304
          ],
          [
            5.179518927645135,
            43.33416859050233
          ],
          [
            5.179522152505262,
            43.33416738014457
          ],
          [
            5.179573120997598,
            43.334146265867325
          ],
          [
            5.179623776637716,
            43.33412507524758
          ],
          [
            5.179627153659287,
            43.33412366828126
          ],
          [
            5.179677981449779,
            43.33409935182137
          ],
          [
            5.179678073648954,
            43.334099287071965
          ]
        ]
      ]
    },
    "properties": {}
  },
  "validedeb": "31/05/2022",
  "indicetype": "Lden",
  "nom_donnee": "BRUIT_FERROVIAIRE",
  "typesource": "C",
  "geo_point_2d": {
    "lat": 43.334113500661104,
    "lon": 5.179616254624687
  }
}

Record 4id: 33 · annee: 2022

{
  "id": 33,
  "annee": "2022",
  "codect": "CT6",
  "source": "IMPEDANCE INGENIERIE",
  "datemaj": "31/05/2022",
  "autorite": "814 732 707",
  "codecomm": "132056",
  "codedept": "13",
  "idcourbe": 33,
  "isophone": 73,
  "codeinsee": "13056",
  "geo_shape": {
    "type": "Feature",
    "geometry": {
      "type": "Polygon",
      "coordinates": [
        [
          [
            5.082464801312291,
            43.34050068051422
          ],
          [
            5.082425715140774,
            43.340477606574375
          ],
          [
            5.082396908325629,
            43.34047573223062
          ],
          [
            5.082368956037402,
            43.3404957896774
          ],
          [
            5.08239065753147,
            43.340511993161286
          ],
          [
            5.082443161648609,
            43.34051495706504
          ],
          [
            5.082464801312291,
            43.34050068051422
          ]
        ]
      ]
    },
    "properties": {}
  },
  "validedeb": "31/05/2022",
  "indicetype": "Lden",
  "nom_donnee": "BRUIT_FERROVIAIRE",
  "typesource": "C",
  "geo_point_2d": {
    "lat": 43.34049662647656,
    "lon": 5.082415639526906
  }
}

Record 5id: 40 · annee: 2022

{
  "id": 40,
  "annee": "2022",
  "codect": "CT6",
  "source": "IMPEDANCE INGENIERIE",
  "datemaj": "31/05/2022",
  "autorite": "814 732 707",
  "codecomm": "132077",
  "codedept": "13",
  "idcourbe": 40,
  "isophone": 73,
  "codeinsee": "13077",
  "geo_shape": "[large value omitted]",
  "validedeb": "31/05/2022",
  "indicetype": "Lden",
  "nom_donnee": "BRUIT_FERROVIAIRE",
  "typesource": "C",
  "geo_point_2d": {
    "lat": 43.407086550459034,
    "lon": 4.98792177625613
  }
}

Live sample captured at profiling time — values may have changed upstream.

Verification Status

Using the API

Configuration

Base URL: https://data.ampmetropole.fr/api/explore/v2.1/catalog/datasets/observatoire-du-bruit-n_bruit_isophone_ferroviaire_c_lden

License

Licence Ouverte 2.0 (France / Etalab)Open

✓ Redistributable
✓ Attribution required

Query examples

curl -s 'https://data.ampmetropole.fr/api/explore/v2.1/catalog/datasets/observatoire-du-bruit-n_bruit_isophone_ferroviaire_c_lden/records?limit=20' -H 'Accept: application/json'

First 20 records of the dataset as JSON.

Uses the Opendatasoft Explore v2.1 syntax — supports select, where, group_by and order_by.

Full API documentation ↗

Rate limits

5 000 req/day

per ipmeasured

observed 7 days ago

Dataset

Volume & freshness

Records

113

Last upstream update

1 year ago

2025-04-24

License

No license declared upstream.

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Source: opendatasoft

Machine-readable & source

JSON

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