The advantages of the British Ordnance Survey maps are:
Scale of 50:000 is a general purpose map that is popular with cyclist. The 25:000 scale map (showing field boundaries and footpaths in great detail, is popular with walkers.
The disadvantage is that being published in paper or laminated form, they are prone to wearing out. Opening and closing, often in rainy weather takes its toll on the map, and the most used maps would need to often be replaced. Then, being printed on paper, the map in certain areas will be quickly out of date (new housing estates, new road layouts, with new roads complicating navigating using an older map.
"Ch" on an Ordnance Survey map typically stands for "church." It marks the location of a church or a place of worship on the map.
An OD (Ordnance Survey) map are maps that were originally used for the military. It was produced by following a series of surveys. Hope this helps. :)
It refers to a Pump or Pump house
The name dates back to World War II. Much of the mapping carried out during the war was done by the Department of Ordnance (the guys who take care of munitions, artillery, tanks etc.). Their maps then, were known as Ordnance Survey maps. Today, Ordnance Survey maps are carried out by civilian teams and have nothing to do with ordnance but the name has stuck.
TH on an Ordnance Survey map typically stands for "telegraph" or "telegraph pole." It is used to symbolize the location of a telegraph pole or other telecommunication infrastructure on the map.
There are many places where one can find an ordnance survey map. One looking to find an ordnance survey map should visit the official Ordnance Survey website and click the 'Get a Map' link.
Ordnance Survey
what is the importance of a ordnance survey map to uniformed public services?
"Ch" on an Ordnance Survey map typically stands for "church." It marks the location of a church or a place of worship on the map.
Ordnance Survey maps.
Alley
Town Hall
lines
An OD (Ordnance Survey) map are maps that were originally used for the military. It was produced by following a series of surveys. Hope this helps. :)
It is a nature reserve.
FC relates to 'Forestry Commission' therefore a green shape with the letters 'FC' on an ordnance survey map means 'Forest or woodland'.
Edward Allhusen has written: 'Victorian England and Wales 1897 Coloured Ordnance Survey Map Sheet 3' 'Victorian England and Wales 1897 Coloured Ordnance Survey Map Sheet 8' 'The Great Fire of London Map - 1666' 'Victorian England and Wales 1897 Coloured Ordnance Survey Map Sheet 9'