Layers:

Layer: Zones d'aléa submersion marine (11)

Name: Zones d'aléa submersion marine

Display Field: id_obj

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: <DIV STYLE="text-align:Left;font-size:12pt"><DIV><DIV><P><SPAN>La submersion marine désigne une inondation temporaire de la zone côtière par la mer lors du passage d'un cyclone. </SPAN><SPAN>4</SPAN><SPAN> niveaux (faible, moyen, fort</SPAN><SPAN>, très fort</SPAN><SPAN>) d'aléas de période de retour 100 ans sont cartographiés, ainsi que 2 bandes traduisant un "sur-aléa" très fort: la bande de précaution qui correspond à la rupture éventuelle d’un ouvrage de protection, la bande de choc mécanique des vagues en raison des fortes vitesses, de l'action de la houle et des possibles projections de galets ou de coraux. </SPAN></P><P><SPAN /></P><P><SPAN /><SPAN>Généalogie</SPAN></P><P><SPAN /><SPAN>Fusion des zones d'aléa de référence par débordement et par franchissement, puis lissage des contours des polygones.</SPAN></P><P><SPAN>Fusion réalisée par la DEAL avec les bandes de sécurité et de précaution (choc mécanique des vagues)</SPAN></P></DIV></DIV></DIV>

Service Item Id: 5e0aeec439c14b8c8773ccdc82c1fcaa

Copyright Text: BRGM, DEAL Mayotte

Default Visibility: true

MaxRecordCount: 2000

Supported Query Formats: JSON

Min Scale: 0

Max Scale: 0

Supports Advanced Queries: true

Supports Statistics: true

Can Scale Symbols: false

Use Standardized Queries: true

Supports ValidateSQL: true

Supports Calculate: true

Extent:
XMin: 504178.7218000004
YMin: 8562262.4773
XMax: 532559.7635000004
YMax: 8601570.0164
Spatial Reference: 4471  (4471)



Drawing Info:
Renderer:
Unique Value Renderer:
Field 1: lb_niveau
Field 2: N/A
Field 3: N/A
Field Delimiter: ,
Default Symbol:
Style: esriSFSSolid
Color: [130, 130, 130, 255]
Outline:
Style: esriSLSSolid
Color: [110, 110, 110, 255]
Width: 0
Default Label:
UniqueValueInfos:
• Value: Très fort
  Label: Très fort
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [0, 38, 115, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
• Value: Fort
  Label: Fort
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [0, 77, 168, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
• Value: Moyen
  Label: Moyen
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [64, 163, 255, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
• Value: Faible
  Label: Faible
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [191, 233, 255, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
Transparency: 0
Labeling Info:
Advanced Query Capabilities:
Supports Statistics: true
Supports OrderBy: true
Supports Distinct: true
Supports Pagination: true
Supports TrueCurve: true
Supports Returning Query Extent: true
Supports Query With Distance: true
Supports Sql Expression: true
Supports Query With ResultType: true
Supports Returning Geometry Centroid: false


HasZ: false

HasM: false

Has Attachments: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field: lb_niveau

Fields:
• objectid ( type: esriFieldTypeOID, alias: OBJECTID, nullable: false, defaultValue: null, modelName: objectid, editable: false )
• id_obj ( type: esriFieldTypeString, alias: id_obj, editable: true, nullable: true, length: 15, defaultValue: null, modelName: id_obj )
• lb_type ( type: esriFieldTypeString, alias: lb_type, editable: true, nullable: true, length: 100, defaultValue: null, modelName: lb_type )
• dt_maj ( type: esriFieldTypeDate, alias: dt_maj, editable: true, nullable: true, length: 29, defaultValue: null, modelName: dt_maj )
• lb_niveau ( type: esriFieldTypeString, alias: lb_niveau, editable: true, nullable: true, length: 254, defaultValue: null, modelName: lb_niveau )
• shape_leng ( type: esriFieldTypeDouble, alias: Shape_Leng, editable: true, nullable: true, defaultValue: null, modelName: shape_leng )
• globalid ( type: esriFieldTypeGlobalID, alias: GlobalID, editable: false, nullable: false, length: 38, defaultValue: null, modelName: globalid )
• SHAPE__Length ( type: esriFieldTypeDouble, nullable: true, editable: false, defaultValue: null, virtual: true, alias: SHAPE__Length )
• SHAPE__Area ( type: esriFieldTypeDouble, nullable: true, editable: false, defaultValue: null, virtual: true, alias: SHAPE__Area )
Types:
ID: Très fort
Name: Très fort
Domains:
Templates:
• Name: Très fort
  Description:
  Prototype:
  dt_maj: null
  shape_leng: null
  id_obj: null
  lb_type: null
  lb_niveau: Très fort
  
  Drawing Tool: esriFeatureEditToolPolygon

---

ID: Fort
Name: Fort
Domains:
Templates:
• Name: Fort
  Description:
  Prototype:
  dt_maj: null
  shape_leng: null
  id_obj: null
  lb_type: null
  lb_niveau: Fort
  
  Drawing Tool: esriFeatureEditToolPolygon

---

ID: Moyen
Name: Moyen
Domains:
Templates:
• Name: Moyen
  Description:
  Prototype:
  dt_maj: null
  shape_leng: null
  id_obj: null
  lb_type: null
  lb_niveau: Moyen
  
  Drawing Tool: esriFeatureEditToolPolygon

---

ID: Faible
Name: Faible
Domains:
Templates:
• Name: Faible
  Description:
  Prototype:
  dt_maj: null
  shape_leng: null
  id_obj: null
  lb_type: null
  lb_niveau: Faible
  
  Drawing Tool: esriFeatureEditToolPolygon

---