What is backdrop mapping?
Often referred to as a contextual or backdrop map, a basemap contains reference information used to both orient the viewer and add context to any data that is overlaid. Basemaps come in a variety of types, styles, and scales, from full detail to muted ‘background’ styles.
What does Sinks mean on a map?
“Sinks” • The absence of nearby properties to drain! 12. Page 13.
What does an Ordnance Survey map look like?
Ordnance Survey maps are covered in a series of faint blue lines that make up a grid. The lines have numbers accompanying them that allow you to accurately pinpoint your location on a map.
What are sinks and issues on a map?
Water courses may have text or symbols associated with the lines that represent their centres or their two banks, such as the name of a river, the annotation “stream”, a nearby arrow indicating the direction of flow, or the annotations “issues” or “sinks” where the line starts or ends.
Who uses Ordnance Survey maps?
Our data is used by more than 5,000 organisations working for the public good in areas such as housing, the natural environment, connected transport and national security. Our data is trusted to support policy and the delivery of public services at every level of government.
What is the purpose of Ordnance Survey maps?
The Ordnance Survey (OS) is the mapping agency for Great Britain. It creates up-to-date paper and digital maps for individuals and businesses to use.
What is the purpose of the Ordnance Survey?
Ordnance Survey (OS) is Great Britain’s national mapping agency. It carries out the official surveying of GB, providing the most accurate and up-to-date geographic data, relied on by government, business and individuals. OS is a public corporation of the Department for Business, Energy & Industrial Strategy.
What does GP mean on old maps?
G.P = Guide Post (signpost)