TOPOGRAPHY SURVEY

Topography survey is earth surface data acquisition that measure hori- zontal and vertical position of point or earth surface feature shown by coordinate and drawn as map.

Equipment used in topography survey are : – GPS Geodetic
– GPS Handheld
– Total Station

– Waterpass
– Laser Distance Meter
– Drone or UAV can be used to combined with land survey data result.

What is topography survey product?

  • Contour map : presents levels across the site
  • Detail situation map : presents position and shape of natural and man-made features
  • Thematic map : presents information as required spatially and more informative
  • Long and cross section figure : presents level from aside

Other work can be done by topography survey is staking out from design to field accurately.

Topography survey data is used for :

  • Railway, roadway, pipeline, and other utilities – Calculate cut and fill volume and area
  • Building or platform monitoring
  • Map of disasters, cadastral,

Data survey result also can be used to planning , analysis, and design other engineering purposes.