# DescriptiveTermValue ## DescriptiveTermValue attributes * Agricultural Land * Aqueduct * Archway * Bench Mark * Bottom Of Cliff * Bottom Of Slope * Boulders * Boulders (Scattered) * Boundary Half Mereing * Boundary Post Or Stone * Bridge * Buffer * Canal * Canal Feeder * Capstan * Cattle Grid * Cave * Chimney * Collects * Compound * Conduit * Coniferous Trees * Coniferous Trees (Scattered) * Conveyor * Coppice Or Osiers * County * Course Of Heritage * Crane * Cross * Culvert * Direction Of Flow * Distance Marker * District * Disused Feature * Division * Drain * Electoral * Electricity Sub Station * Emergency Telephone * Flagstaff * Footbridge * Ford * Foreshore * Fountain * Gantry * Gas Governor * Groyne * Guide Post * Heath * Inferred Property Closing Link * Issues * Landfill * Landfill (Inactive) * Letter Box * Level Crossing * Lighting Gantry * Line Of Mooring Posts * Line Of Posts * Lock * Lock Gate * Marth * Marsh Reeds Or Saltmarsh * Mast * Mean High Water (Springs) * Mean Low Water (Springs) * Mill Leat * Mine Leat * Mineral Workings * Mineral Working (Inactive) * Mooring Post * Mud * Multi Surface * Narrow Gauge * Nonconiferous Trees * Nonconiferous Trees (Scattered) * Normal Tidal Limit * Orchard * Outline * Overhead Construction * Parish * Parliamentary * Pole * Polygon Closing Link * Positioned Boulder * Positioned Coniferous Tree * Positioned Nonconiferous Tree * Post * Public * Public Convenience * Public Telephone * Pylon * Rail Signal Gantry * Reed * Reservoir * Ridge Or Rock Line * Road Name Or Classification * Road Related Flow * Rock * Rock (Scattered) * Rough Grassland * Saltmarsh * Sand * Scree * Scrub * Shingle * Signal * Sinks * Site Of Heritage * Slag Heap * Slag Heap (Inactive) * Slipway * Slope * Sloping Masonry * Sluice * Spoil Heap * Spoil Heap (Inactive) * Spot Height * Spreads * Spring * Standard Gauge Track * Static Water * Step * Structure * Swimming Pool * Switch * Tank * Telecommunications Mast * Top Of Cliff * Top Of Slope * Track * Traffic Calming * Triangulation Point Or Pillar * Tunnel Edge * Unmade Path Alignment * Upper Level Of Communication * Watercourse * Waterfall * Waterfall (Vertical) * Weir * Well * Wind Turbine --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.os.uk/os-downloads/products/maps-and-imagery-portfolio/os-mastermap-topography-layer/os-mastermap-topography-layer-technical-specification/enumerations/descriptivetermvalue.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.