The basic job of construction surveying in building construction is? ()

The basic work of construction surveying for building projects is surveying.

Surveying, the location of buildings and structures designed on topographic maps are marked out in the field as the basis for construction.

Construction surveying that is, a variety of projects in the construction phase of the measurement work. Its main task is in the construction phase will be designed in the drawings of the building's plane position and elevation, according to the design and construction requirements, with a certain degree of accuracy measured to the construction surface, as the basis for the construction, and in the construction process for a series of measurement and control work, in order to guide and ensure that the construction is carried out in accordance with the design requirements.

The construction measurement of the building project includes: 1. the owner of the intersection; 2. calibration coordinates, elevation starting basis; 3. site control network measurement; 4. building positioning alignment; 5. foundation alignment; 6. the main body of the building alignment; 7. regular settlement observation of the building.