Survey

Global Positioning System (GPS)

Global Positioning System or commonly know as GPS is a navigation system based on satellites that provide location and time information in...

Hydrographic survey – Uses, Methods and instruments needed

Hydrographic survey is a branch of surveying that deals with the measurement of water bodies. It is the science of measurement and description of the...

Photogrammetry Survey

Photogrammetry survey or photogrammetric surveying is one of the branches of surveying. It is an art and the science of obtaining accurate measurements by...

Magnetic Compass, Prismatic Compass, and Surveyor Compass

Magnetic Compass The magnetic compass gives directly the magnetic bearings of lines. The bearings may either be measured in the W С.В. system or...

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