What items do surveyors mainly measure?

The specific measurement contents of surveyors in different industries and projects will be different. The following are some common projects and fields, and the survey tasks that surveyors may be involved in:

1. Building engineering survey: In building engineering projects, surveyors are responsible for building position survey, topographic survey, foundation survey, horizontal and vertical control survey, etc. Ensure the exact location and size of the building.

2. Civil engineering survey: In civil engineering projects, surveyors can survey roads, bridges, tunnels and water conservancy projects, including topographic survey, hydrological survey, underground pipeline survey and engineering quantity survey.

3. Land survey and cadastral survey: Surveyors can participate in land survey and cadastral survey projects, including land boundary survey, land area survey, cadastral survey and cadastral map drawing.

4. Mining and mining survey: In mining and mining, surveyors are responsible for measuring the geological characteristics of mines, mineral reserves, locations and sizes of mines and roadways.

5. Marine survey: In marine engineering and exploration, investigators can conduct marine bathymetry, seabed topographic survey, marine surveying and mapping, and marine resource exploration.

6. Urban planning and land management survey: In the field of urban planning and land management, surveyors can carry out urban topographic survey, urban infrastructure survey, land survey and cadastral survey.

7. Environmental and ecological measurement: In environmental protection and ecological protection projects, surveyors can participate in environmental monitoring, water quality measurement, vegetation survey, wildlife tracking and other measurement tasks.

8.GIS survey: Surveyors can use GIS technology to collect, process and analyze spatial data, including map making, spatial data collection and geographic database management.

It should be noted that the specific measurement tasks and work scope depend on the needs of the project and the requirements of the industry. Different projects may require different types of measuring instruments and technologies, and surveyors need to carry out corresponding measurement work according to the requirements of specific projects.