Calculates mapmaking information from field notes, and draws and verifies accuracy of topographical maps.
This career is part of the Architecture and Construction cluster Design/Pre-Construction pathway.
A person in this career:
- Positions and holds the vertical rods, or targets, that theodolite operators use for sighting to measure angles, distances, and elevations.
- Checks all layers of maps to ensure accuracy, identifying and marking errors and making corrections.
- Designs or develops information databases that include geographic or topographic data.
- Monitors mapping work or the updating of maps to ensure accuracy, inclusion of new or changed information, or compliance with rules and regulations.
- Produces or updates overlay maps to show information boundaries, water locations, or topographic features on various base maps or at different scales.
- Determines scales, line sizes, or colors to be used for hard copies of computerized maps, using plotters.
- Compiles information necessary to stake projects for construction, using engineering plans.
- Identifies and compiles database information to create requested maps.
- Operates and manages land-information computer systems, performing tasks such as storing data, making inquiries, and producing plots and reports.
- Compares survey computations with applicable standards to determine adequacy of data.