Rail

Features related to travel by railway or tramway. Features representing, describing or limiting the extents of railways. The OS NGD Transport Features Collection contains information relating to permanent railways that form the network between two points.

Temporal filtering

The following sub-sections provide details about the attributes included with this feature type, their data types in the different output formats, and other important metadata about them.

The earliest and latest dates on which you can request a one-off snapshot of a date in the past for the data schema versions available for this feature type are detailed in the following table:

Data schema version	Earliest date	Latest date
1.0	29 September 2022	Ongoing
2.0	27 March 2024	Ongoing
3.0	25 September 2024	Ongoing

Please see Data schema versioning for more information about versioning in the OS NGD Transport Theme.

Feature type attributes

The following sub-sections provide details about the attributes included with this feature type, their data types in the different output formats, and other important metadata about them.

osid

Primary identifier for the feature. The OSID is a Globally Unique Identifier (GUID) and requires no centralised authority to ensure uniqueness. Note that the same OSID can occur in more than one feature type when a single feature is represented multiple times in the OS NGD.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Max Length: 36

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

toid

Topographic identifier (TOID) of the feature, as published in the OS MasterMap suite of products.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 20

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

versiondate

Date when the version was last updated.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

versionavailablefromdate

The date this version of the feature became the latest version.

• Data Types: String (GeoJSON), DateTime (GPKG), DateTime (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

versionavailabletodate

The date this version of the feature was superseded by an update or ceased to exist.

• Data Types: String (GeoJSON), DateTime (GPKG), DateTime (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

firstdigitalcapturedate

Represents the date on which a feature was first digitised by Ordnance Survey.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

changetype

The type of change that generated a new version of the feature.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: changetypevalue

• Max Length: 50

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

geometry

Geometry for the feature.

• Data Types: Geometry (GeoJSON), Geometry (GPKG), WKT (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

• Geometry Type: Polygon

geometry_area_m2 (formerly geometry_area)

This attribute was called geometry_area in data schema version 1.0 and was renamed geometry_area_m2 from version 2.0 onward.

The measured area of the geometry in square metres.

v2.0, v3.0

• Data Types: Number (GeoJSON), Float (GPKG), Real (CSV)

• Nullable: false

• Precision: 15

• Scale: 3

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

v1.0

• Data Types: Number (GeoJSON), Float (GPKG), Real (CSV)

• Nullable: false

• Precision: 15

• Scale: 6

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: No

• Data Schema Version: 1.0

geometry_evidencedate

The date on which the latest evidence was gathered to make an update if required. For example, the date of collection by a surveyor or third party information received.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

geometry_updatedate

Date when the attribute was last updated.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

geometry_source

The source organisation who provided the data.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 50

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0

geometry_capturemethod

Indication of the method used to capture or produce the data.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: capturemethodvalue

• Max Length: 25

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

theme

The OS NGD theme to which this feature belongs.

• Data Types: Array (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: themevalue

• Max Length: 40

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

description

A single descriptive value intended for a quick understanding of what the feature represents.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: raildescriptionvalue

• Max Length: 40

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: Yes

• Data Schema Version: 1.0, 2.0, 3.0

description_evidencedate

The date on which the latest evidence was gathered to make an update if required. For example, the date of collection by a surveyor or third party information received.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

description_updatedate

Date when the attribute was last updated.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

description_source

The source organisation who provided the data.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 50

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0

description_capturemethod

Indication of the method used to capture or produce the data.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: capturemethodvalue

• Max Length: 25

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

oslandcovertiera

A high-level description of the land cover; more detail is provided in the OS Land Cover Tier B attribute.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: railoslandcovertieravalue

• Max Length: 15

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: Yes

• Data Schema Version: 1.0, 2.0, 3.0

oslandcovertierb

A detailed description of the land cover type. Up to five distinct land cover types can be applied.

The max length specified below is the maximum length of 1 permissible value. This attribute can have up to 5 permissible values.

• Data Types: Array (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: railoslandcovertierbvalue

• Max Length: 125

• Multiplicity: [1..5]

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

oslandcover_evidencedate

The date on which the latest evidence was gathered to make an update if required. For example, the date of collection by a surveyor or third party information received.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

oslandcover_updatedate

Date when the attribute was last updated.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

oslandcover_source

The organisation that provided the information.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 50

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0

oslandcover_capturemethod

Indication of the method used to capture or produce the data.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: capturemethodvalue

• Max Length: 25

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: Yes

• Data Schema Version: 2.0, 3.0

oslandusetiera

A high-level description of the main activity that takes place at the location or that the feature supports.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: oslandusetieravalue

• Max Length: 50

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: Yes

• Data Schema Version: 1.0, 2.0, 3.0

oslandusetierb

A detailed description of the main activity that takes place at the location or that the feature supports.

• Data Types: Array (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Code List Name: oslandusetierbvalue

• Max Length: 200

• Multiplicity: [0..2]

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

oslanduse_evidencedate

The date on which the latest evidence was gathered to make an update if required. For example, the date of collection by a surveyor or third party information received.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

oslanduse_updatedate

Date when the attribute was last updated.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

oslanduse_source

The organisation that provided the information.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 50

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0

oslanduse_capturemethod

Indication of the method used to capture or produce the data.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: capturemethodvalue

• Max Length: 25

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

associatedstructure

Indicates whether the feature is part of a larger structure and the nature of the structure, for example, a dam, bridge or breakwater.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Code List Name: compoundstructuredescriptionvalue

• Max Length: 25

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

operationalstatus

An indicator of whether the feature is currently performing its original function.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Code List Name: operationalstatusvalue

• Max Length: 10

• OS NGD API – Features Filterable: Yes

• OS Select+Build Filterable: Yes

• Data Schema Version: 1.0, 2.0

isobscured

An indicator that the feature is at ground level but lies below another feature represented in the data. For example, a road with a bridge over it will have the attribute set to 'True'.

• Data Types: Boolean (GeoJSON), Integer (GPKG), String (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

physicallevel

The relative relationship of the feature to ground surface level, where ground surface level is the lowest identifiable level that is not underground.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: physicallevelvalue

• Max Length: 15

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

capturespecification

Indicates the capture specification used by OS when capturing the feature. This could either be Urban, Rural, or Moorland.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Code List Name: capturespecificationvalue

• Max Length: 10

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 1.0, 2.0, 3.0

🆕 containingsitecount

A count of the number of Land Use Sites the feature lies within.

• Data Types: Integer (GeoJSON), Integer (GPKG), Integer (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 smallestsite_siteid

The identifier of the smallest Land Use Site feature that the topographic area feature lies within.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 36

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 smallestsite_landusetiera

A high-level description of the main activity that takes place at the location of the smallest Land Use Site feature the feature lies within, if any.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Code List Name: oslandusetieravalue

• Max Length: 50

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 smallestsite_landusetierb

A more detailed description of the main activity that takes place at the location of the smallest Land Use Site feature the feature lies within, if any.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Code List Name: oslandusetierbvalue

• Max Length: 200

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 largestsite_landusetiera

A high-level description of the main activity that takes place at the location of the largest Land Use Site feature the feature lies within, if any.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Code List Name: oslandusetieravalue

• Max Length: 50

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 largestsite_landusetierb

A more detailed description of the main activity that takes place at the location of the largest Land Use Site feature the feature lies within, if any.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Code List Name: oslandusetierbvalue

• Max Length: 200

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 nlud_code

An alternative land use classification that uses a code defined in the National Land Use Database schema. Populated in the first instance from the land use of the largest Land Use Site (if any) that the feature lies within, and if that does not apply, then by any land use implicit in the nature of the feature itself.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 4

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 nlud_orderdescription

A description of the highest (least detailed) level of an alternative land use classification as defined in the National Land Use Database schema. Populated in the first instance from the land use of the largest Land Use Site (if any) that the feature lies within, and if that does not apply, then by any land use implicit in the nature of the feature itself.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 30

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 nlud_groupdescription

A description of the second level of an alternative land use classification as defined in the National Land Use Database schema. Populated in the first instance from the land use of the largest Land Use Site (if any) that the feature lies within, and if that does not apply, then by any land use implicit in the nature of the feature itself.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 40

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 address_classificationcode

An alternative land use classification that uses a code defined in the Address/BS7666 schema. Populated only where local authority address information lies within a Land Use Site that the feature also falls within. The value is derived by analysis of the attribution of Address information that falls within the extent of the smallest Land Use Site that the feature lies within. Where the address information within the extent of the Site contains differing primary level classifications, then no Address Code value is provided.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 2

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 address_primarydescription

The description of the highest (least detailed) level of an alternative land use classification as defined in the Address/BS7666 schema. Populated only where local authority address information lies within a Land Use Site that the feature also falls within. The value is derived by analysis of the attribution of Address information that falls within the extent of the smallest Land Use Site that the feature lies within. Where the address information within the extent of the Site contains differing primary level classifications, then a value of ‘Mixed’ is applied.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 120

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 address_secondarydescription

The description of the second level of an alternative land use classification as defined in the Address/BS7666 schema. Populated only where local authority address information lies within a Land Use Site that the feature also falls within. The value is derived by analysis of the attribution of Address information that falls within the extent of the smallest Land Use Site that the feature lies within. Where the address information within the extent of the Site contains differing secondary level classifications, then no value is provided.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 120

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 lowertierlocalauthority_gsscode

The unique identifier of the Lower Tier Local Authority administrative area provided by the Office for National Statistics that the Topographic feature lies within. Where a Topographic area falls into more than one Lower Tier Local Authority, then it will be assigned to the Lower Tier Local Authority that the majority of its area lies within. Where a Topographic area falls outside any Lower Tier Local Authority (for example, an offshore feature), then no code will be provided.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 10

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 lowertierlocalauthority_count

The total number of Lower Tier Local Authority administrative areas the feature lies within. Where a feature falls within more than one LTLA and the resultant subdivided areas are either less than 10% of original total area or are less than 2 square metres in area then the count excludes these smaller subdivided areas from the value provided.

• Data Types: Integer (GeoJSON), Integer (GPKG), Integer (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 status

The state of the feature in relation to either its physical condition or the activity the feature is intended to support.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Code List Name: statusvalue

• Max Length: 20

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 status_updatedate

Date when the attribute was last updated.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

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Habitat Coverage Reference

A cross reference table mapping the OS land cover classification to habitat classification schemes – European Nature Information System (EUNIS) and UK Biodiversity Action Plan (BAP) Broad Habitats – and providing the percentage of each land cover classification within a topographic area, except Water features.

See OS NGD Land Cover Enhancements for additional information about this cross reference table.

The following sub-sections provide details about the attributes included in this cross reference table, their data types in the different output formats, and other important metadata about them.

osid

Primary feature identifier of the feature reference.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Max Length: 36

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

scheme

The name of the land cover or habitat classification scheme. This is OS Land Cover Tier B, EUNIS Level 1, EUNIS Level 2 or UK BAP Broad Habitats.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Max Length: 20

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

habitatcode

This is populated only when ‘Scheme’ is EUNIS Level 1 or EUNIS Level 2, and where a direct mapping is possible to the OS Land Cover Tier B classification.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: true

• Max Length: 5

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

habitatdescription

Classification of the type of land cover or habitat within a topographic area. EUNIS Level 2 and UK BAP Broad Habitat descriptions are populated where a direct mapping is possible to the OS Land Cover Tier B classification.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Max Length: 80

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

percentage

Numerical value for the proportion of each land cover classification within a topographic area. Values are rounded up to the nearest 5 percent, with a minimum value of 10 percent. EUNIS Level 2 and UK BAP Broad Habitat percentages are populated where a direct mapping is possible to the OS Land Cover Tier B classification. This is not populated for Water features.

• Data Types: Integer (GeoJSON), Integer (GPKG), Integer (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

percentage_evidencedate

The date the latest evidence was gathered and used to calculate the percentage value.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

percentage_updatedate

The date the percentage attribute was last updated.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: true

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

featuretypeversiondate

The date of the latest Rail feature version.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 2.0, 3.0

---

🆕 Site reference

A cross reference table mapping Rail to Site. The following sub-sections provide details about the attributes included in this cross reference table, their data types in the different output formats, and other important metadata about them.

🆕 siteid

The identifier for the Site feature.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Max Length: 36

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 railid

The identifier for the Rail feature.

• Data Types: String (GeoJSON), String (GPKG), String (CSV)

• Nullable: false

• Max Length: 36

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0

🆕 railversiondate

The date this version of the feature entered the OS National Geographic Database.

• Data Types: String (GeoJSON), Date (GPKG), Date (CSV)

• Nullable: false

• OS NGD API – Features Filterable: No

• OS Select+Build Filterable: No

• Data Schema Version: 3.0