{ "currentVersion": 10.81, "cimVersion": "2.6.0", "id": 49, "name": "Classe de pente", "type": "Feature Layer", "description": "

Le produit « Couche de classes de pente numérique » est présenté sur des bases topographiques à l'échelle de 1/20 000. Il couvre la quasi-totalité du territoire au sud du 52e parallèle. <\/SPAN><\/P>

Cette couverture est générée à partir d'un modèle numérique de terrain préparé à partir des courbes de niveau et de points d'altitude qui proviennent de la carte topographique à l\u2019échelle de 1/20 000 et de la carte topographique à l\u2019échelle de 1/50 000 (fédéral). Cette couverture divise le territoire en polygones selon six classes, soit A, B, C, D, E et F et dont les polygones ont une superficie minimale de 0,5 hectare. <\/SPAN><\/P>

Mise en garde<\/SPAN><\/P>

Le produit « Couche de classes de pente numérique » est un produit de travail et non une couche officielle. Toutefois, pour répondre à la demande de sa clientèle, la Direction des inventaires forestiers offre ce produit, tout en faisant la mise en garde suivante.<\/SPAN><\/P>

Les classes de pente numérique ont été générées dans un contexte de production particulier qui consistait à répondre à des besoins internes. Le degré de précision était acceptable dans ce contexte.<\/SPAN><\/P>

Parmi les quelque 2 536 cartes offertes, certaines ont été réalisées à partir des courbes de niveau à l\u2019échelle de 1/50 000 du gouvernement fédéral (786), et d\u2019autres à partir des courbes de niveau de la carte topographique à l\u2019échelle de 1/20 000 (1750). Ainsi, les raccords entre les feuillets ne concordent pas toujours parfaitement. <\/SPAN><\/P><\/DIV><\/DIV><\/DIV>", "geometryType": "esriGeometryPolygon", "sourceSpatialReference": { "wkid": 2142, "latestWkid": 2947, "xyTolerance": 0.001, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -5317800, "falseY": -10001100, "xyUnits": 10000, "falseZ": -100000, "zUnits": 10000, "falseM": -100000, "mUnits": 10000 }, "copyrightText": "ministère des Forêts, de la Faune et des Parcs (MFFP) © Gouvernement du Québec", "parentLayer": { "id": 47, "name": "Informations régionales" }, "subLayers": [], "minScale": 0, "maxScale": 0, "referenceScale": 0.0, "drawingInfo": { "renderer": { "type": "uniqueValue", "field1": "cl_pent", "uniqueValueInfos": [ { "symbol": { "type": "esriSFS", "style": "esriSFSSolid", "color": [ 1, 97, 0, 255 ], "outline": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 110, 110, 110, 255 ], "width": 0.7 } }, "value": "A", "label": "Pente nulle : inclinaison de 0% à 3%" }, { "symbol": { "type": "esriSFS", "style": "esriSFSSolid", "color": [ 99, 155, 0, 255 ], "outline": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 110, 110, 110, 255 ], "width": 0.7 } }, "value": "B", "label": "Pente faible : inclinaison de 4% à 8%" }, { "symbol": { "type": "esriSFS", "style": "esriSFSSolid", "color": [ 198, 220, 0, 255 ], "outline": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 110, 110, 110, 255 ], "width": 0.7 } }, "value": "C", "label": "Pente douce : inclinaison de 9% à 15%" }, { "symbol": { "type": "esriSFS", "style": "esriSFSSolid", "color": [ 255, 213, 0, 255 ], "outline": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 110, 110, 110, 255 ], "width": 0.7 } }, "value": "D", "label": "Pente modérée : inclinaison de 16% à 30%" }, { "symbol": { "type": "esriSFS", "style": "esriSFSSolid", "color": [ 255, 132, 0, 255 ], "outline": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 110, 110, 110, 255 ], "width": 0.7 } }, "value": "E", "label": "Pente forte : inclinaison de 31% à 40%" }, { "symbol": { "type": "esriSFS", "style": "esriSFSSolid", "color": [ 255, 34, 0, 255 ], "outline": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 110, 110, 110, 255 ], "width": 0.7 } }, "value": "F", "label": "Pente excessive : inclinaison de 41% et plus" } ], "fieldDelimiter": ",", "authoringInfo": { "colorRamp": { "type": "multipart", "colorRamps": [ { "type": "algorithmic", "algorithm": "esriCIELabAlgorithm", "fromColor": [ 0, 110, 0, 255 ], "toColor": [ 241, 252, 25, 255 ] }, { "type": "algorithmic", "algorithm": "esriCIELabAlgorithm", "fromColor": [ 241, 252, 25, 255 ], "toColor": [ 250, 46, 0, 255 ] } ] } } }, "scaleSymbols": true, "transparency": 30, "labelingInfo": null }, "defaultVisibility": false, "extent": { "xmin": 228773.1699000001, "ymin": 5393625.381999999, "xmax": 341602.1808000002, "ymax": 5457118.193499999, "spatialReference": { "wkid": 2142, "latestWkid": 2947, "xyTolerance": 0.001, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -5317800, "falseY": -10001100, "xyUnits": 10000, "falseZ": -100000, "zUnits": 10000, "falseM": -100000, "mUnits": 10000 } }, "hasAttachments": false, "htmlPopupType": "esriServerHTMLPopupTypeAsHTMLText", "displayField": "feuillet", "typeIdField": null, "subtypeFieldName": null, "subtypeField": null, "defaultSubtypeCode": null, "fields": [ { "name": "OBJECTID", "type": "esriFieldTypeOID", "alias": "OBJECTID", "domain": null }, { "name": "Shape", "type": "esriFieldTypeGeometry", "alias": "Shape", "domain": null }, { "name": "feuillet", "type": "esriFieldTypeString", "alias": "Feuillet", "length": 7, "domain": null }, { "name": "cl_pent", "type": "esriFieldTypeString", "alias": "Classes de pente", "length": 1, "domain": null }, { "name": "in_sommet", "type": "esriFieldTypeString", "alias": "Indicateur de sommet", "length": 1, "domain": null }, { "name": "nog", "type": "esriFieldTypeDouble", "alias": "Numéro d'objet graphique", "domain": null }, { "name": "superficie", "type": "esriFieldTypeDouble", "alias": "Superficie", "domain": null }, { "name": "indicatif", "type": "esriFieldTypeString", "alias": "Indicatif", "length": 11, "domain": null }, { "name": "id_geo", "type": "esriFieldTypeDouble", "alias": "Identifiant géométrie", "domain": null }, { "name": "cpn_ind_suppr", "type": "esriFieldTypeString", "alias": "CPN_IND_SUPPR", "length": 1, "domain": null }, { "name": "cpn_statu_diffu", "type": "esriFieldTypeString", "alias": "CPN_STATU_DIFFU", "length": 1, "domain": null }, { "name": "version", "type": "esriFieldTypeString", "alias": "version", "length": 10, "domain": null }, { "name": "Shape_Length", "type": "esriFieldTypeDouble", "alias": "Shape_Length", "domain": null }, { "name": "Shape_Area", "type": "esriFieldTypeDouble", "alias": "Shape_Area", "domain": null } ], "geometryField": { "name": "Shape", "type": "esriFieldTypeGeometry", "alias": "Shape" }, "indexes": [ { "name": "FDO_OBJECTID", "fields": "OBJECTID", "isAscending": true, "isUnique": true, "description": "" }, { "name": "FDO_Shape", "fields": "Shape", "isAscending": true, "isUnique": false, "description": "" } ], "subtypes": [], "relationships": [], "canModifyLayer": true, "canScaleSymbols": false, "hasLabels": false, "capabilities": "Map,Query,Data", "maxRecordCount": 5000, "supportsStatistics": true, "supportsExceedsLimitStatistics": true, "supportsAdvancedQueries": true, "supportedQueryFormats": "JSON, geoJSON, PBF", "isDataVersioned": false, "ownershipBasedAccessControlForFeatures": {"allowOthersToQuery": true}, "useStandardizedQueries": true, "advancedQueryCapabilities": { "useStandardizedQueries": true, "supportsStatistics": true, "supportsPercentileStatistics": true, "supportsHavingClause": true, "supportsOrderBy": true, "supportsDistinct": true, "supportsCountDistinct": true, "supportsPagination": true, "supportsTrueCurve": true, "supportsQueryWithDatumTransformation": true, "supportsReturningQueryExtent": true, "supportsQueryWithDistance": true, "supportsSqlExpression": true }, "supportsDatumTransformation": true, "dateFieldsTimeReference": null, "hasMetadata": true, "isDataArchived": false, "archivingInfo": { "supportsQueryWithHistoricMoment": false, "startArchivingMoment": -1 }, "supportsCoordinatesQuantization": true, "supportsDynamicLegends": true, "serviceItemId": "42d45886a83046f086e4deb57ed6bf0e" }