Linear referencing
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Linear referencing, also called linear reference system or linear referencing system, is a method of spatial referencing over linear or curvilinear elements, such as roads or rivers. In LRS, the locat
A station number written on a silt fence at a construction site
Milestone
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A milestone is a numbered marker placed on a route such as a road, railway line, canal or boundary. They can indicate the distance to towns, cities, and other places or landmarks like mileage signs; o
Linear referencing
…physical features are described parametrically in terms of a single curvilinear coordinate, typically the distance traveled from a fixed point, such as a milestone. It is an alternative to referencing by geographic coordinates, which would involve two coordinates, latitude and longitude. Point features (e.g. a…
A mile marker on the U.S. National Road giving distances from many places
Slate milestone near Bangor, Wales
Roman milestone XXIX on Via Romana XVIII – the road linking the Iberian cities of Bracara Augusta and Asturica Augusta
Roman milestone on the former A66 between Kirkby Thore and Temple Sowerby (no inscription)