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Topographical
and Site Surveys
Surveys of sites and land parcels can include some or all of the following:-
- The
site boundaries, including wall and fence and hedge types and heights.
Prominent features, including building footprints, sheds, walls, fences
and paths etc.
- Details
of access roads/drives/tracks, including highway features and street
furniture.
- Levels
and heights across the site, based on either arbitrary or Ordnance Survey
datum.
- Overhead
cables, service covers and manholes (lifted to record underground drainage).
- Types
of surface (concrete, tarmac, grass etc) with shape and extent. Vegetation
- hedges, bushes, trees with trunk girth, canopy spread and height.
- Water
features; including ponds, ditches, lakes and drainage channels. Earth
works; including banks, mounds, hollows, valleys, etc.
Other
items that can be specified include:-
- The
scale of the survey - normally 1:200 or 1:500 but other scales can be
utilised.
- The
required output - digital data, or conventional hard copy plans
- The
plan orientation - normally aligned to north.
- A
measure of the site area in square metres, square feet, acres or hectares.
- A
measure of the volumes of any earthworks or features.
The
uses of a land survey include:- plans for development purposes (planning
and architectural); plans for defining site boundaries and accurate measures
of site areas; and record plans for archive purposes.
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