# Feature codes and descriptions

Code list: FeatureCodeValue	Code list: FeatureDescriptionValue	Notes (where applicable)
15010	Building Outline	N/A
15011	Important Building Outline	Buildings defined as important by OS (see important buildings classification page).
15013	Glasshouse Outline	N/A
15017	Building Name	N/A
15014	Building Polygon	Building polygons over 20m².
15015	Important Building Name	N/A
15016	Glasshouse Polygon	Glasshouse’s polygons over 50m².
15030	Urban Extent	An OS approximation of the extents of urban development.
15031	Urban General Line Detail	Real-world linear features, including fences, hedges, walls and other minor detail within OS urban areas.
15032	Rural General Line Detail	Real-world linear features, including fences, hedges, walls and other minor detail in rural areas.
15033	Urban General Pecked Detail	Tracks and paths and other non-obstructing features within urban areas.
15044	Rural General Pecked Detail	Tracks and paths and other non-obstructing features within rural areas.
15100	Tunnel Alignments	N/A
15101	Overhead Peck Detail	Overhead features that are not power lines, for example, aerial ropeways and ski lifts.
15102	Electricity Transmission Line	N/A
15104	Pylon	N/A
15110	Point Feature1	Generic topographic features which are too small to be represented by an area feature, for example, posts, poles, masts, and wind turbines.
15120	Antiquity Site	N/A
15121	Antiquity Building Name	N/A
15112	Miscellaneous Name	Most generic text, including towns, cities, buildings and general areas names, for example, commons or woodland, etc.
15122	Antiquity Miscellaneous Name	N/A
15200	Parish Or Community Boundary	N/A
15201	District Or LB Boundary	N/A
15202	County, Region Or Island Boundary	N/A
15203	Parliamentary Boundary	N/A
15210	Boundary Text	N/A
5211	Boundary Point	N/A
15300	Multi Track Railway	N/A
15302	Narrow Gauge Railway	N/A
15301	Single Track Railway Or Siding	N/A
15303	Railway Bridge	N/A
15304	Footbridge	N/A
15400	Standard Contour Line	5m vertical interval contour intervals.
15401	Index Contour Line	25m vertical interval contour intervals.
15403	Index Contour Label	Index contour height value.
15404	Spot Height Label	N/A
15405	Spot Height Position	N/A
15406	Air Height Position	N/A
15407	Air Height Label	N/A
15408	Triangulation Station	N/A
15409	Standard Contour Label	Standard contour height value.
15410	Ridge Or Rock Line	N/A
15442	Refuse Or Slag Heap	N/A
15500	Coniferous Woodland	N/A
15501	Coniferous Woodland And Shrub	N/A
15502	Mixed Woodland	N/A
15503	Mixed Woodland And Shrub	N/A
15504	Broad-leafed Woodland	N/A
15505	Broad-leafed Woodland And Shrub	N/A
15506	Orchard	N/A
15507	Shrub	N/A
15508	Shrub And Heathland	N/A
15509	Shrub And Unimproved Grass	N/A
15510	Shrub And Unimproved Grass And Boulders	N/A
15511	Shrub And Marsh	N/A
15512	Shrub And Marsh And Heath	N/A
15513	Shrub And Marsh And Unimproved Grass	N/A
15514	Shrub And Heathland And Unimproved Grass	N/A
15515	Shrub And Heathland And Boulders	N/A
15516	Shrub And Boulders	N/A
15517	Heathland	N/A
15518	Heathland And Unimproved Grass	N/A
15519	Heathland And Unimproved Grass And Boulders	N/A
15520	Heathland And Boulders	N/A
15521	Heathland And Marsh	N/A
15522	Unimproved Grass	N/A
15523	Unimproved Grass And Boulders	N/A
15524	Unimproved Grass And Shingle	N/A
15525	Unimproved Grass And Sand	N/A
15526	Marsh	N/A
15527	Marsh And Unimproved Grass	N/A
15528	Reeds	N/A
15529	Inland Rock	N/A
15530	Boulders	N/A
15531	Boulders And Shingle	N/A
15532	Boulders And Sand	N/A
15533	Boulders And Mud	N/A
15534	Shingle	N/A
15535	Shingle And Sand	N/A
15536	Shingle And Mud	N/A
15537	Sand	N/A
15538	Mud	N/A
15540	Vegetation Or Landform Limit	N/A
15550	Custom Landform Polygon	A polygon to contain representations of rocks, cliffs, scree and extensive areas of slope.
15560	Top Of Standard Slopes	N/A
15562	Top Of Cliff	N/A
15600	Water Feature	N/A
15601	Aqueduct	N/A
15603	Water Name	N/A
15604	Mean High Water	N/A
15605	Mean Low Water	N/A
15606	Point Feature Water	Generic water features which are too small to be represented by an area feature, for example, wells, springs and collects.
15608	Sea Polygon	N/A
15609	Inland Water Polygon	Larger inland water bodies, for example, lakes and ponds.
15610	Standard Flow Arrow	Indicates direction of flow.
15611	Large Flow Arrow	Indicates direction of flow on larger water bodies.
15701	General Road Name	N/A
15710	Motorway, Alignment	N/A
15711	Motorway, Road Number	N/A
15712	Motorway, Road Name	N/A
15720	A Road, Trunk, Alignment	N/A
15721	A Road, Trunk, Road Name	N/A
15722	A Road, Trunk, Road Number	N/A
15723	A Road, Primary, Alignment	N/A
15724	A Road, Primary, Road Name	N/A
15725	A Road, Primary, Road Number	N/A
15726	A Road, Primary And Trunk, Alignment	N/A
15727	A Road, Primary And Trunk, Road Name	N/A
15728	A Road, Primary And Trunk, Road Number	N/A
15729	A Road, Alignment	N/A
15730	A Road, Road Name	N/A
15731	A Road, Road Number	N/A
15740	B Road, Primary, Alignment	N/A
15741	B Road, Primary, Road Name	N/A
15742	B Road, Primary, Road Number	N/A
15743	B Road, Alignment	N/A
15744	B Road, Road Name	N/A
15745	B Road, Road Number	N/A
15750	Minor Road, Alignment	N/A
15751	Minor Road, Road Name	N/A
15760	Local Road, Alignment	N/A
15782	Restricted Local Access Road, Alignment	N/A
15761	Local Road, Road Name	N/A
15790	Local Road, Shared Use Carriageway, Alignment	N/A
15770	Secondary Access Road, Alignment	N/A
15791	Local Road, Shared Use Carriageway, Road Name	N/A
15771	Secondary Access Road, Road Name	N/A
15793	Restricted Local Access Road, Guided Busway, Alignment	N/A
15780	Local Access Road, Alignment	N/A
15794	Restricted Local Access Road, Guided Busway, Road Name	N/A
15781	Local Access Road, Road Name	N/A
15783	Restricted Local Access Road, Road Name	N/A
15795	Enclosed Traffic Area, Alignment	Used to ensure road connectivity through enclosed traffic areas, for example, car parks.

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