3. Measurement of Control Points

The Geodesy department can measure control points by GPS methods, with a standard accuracy of 10 cm upon request. Levelling services are also available and GPS equipment can be rented.
4. Large-scale Line Maps

The Photogrammetry Unit can provide town maps, generally as digital files, by digital stereoplotting from available photographs.
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2. Field Survey

For small areas such as factories or villages, the Authority can provide large-scale maps, from 1:500 to 1:2,000, by direct observation using total stations. Documents are provided as hard copy or digital files.
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1. Photo development and scanning