This post converts the selected engineering video into a quick written workflow so the user can understand the process before opening the full video. It is designed as a time-saving overview for students, engineers, and website visitors.
Step-by-step workflow
- Download or prepare the topo image and identify map grid ticks or known control points.
- Open the Georeferencer and load the topo image.
- Add control points using coordinates or a trusted reference layer.
- Choose transformation method and target CRS based on project requirement.
- Run georeferencing and load the output raster back into QGIS.
- Check road/river/boundary alignment before digitizing or exporting.
Best use case
Useful when the topo sheet is needed as a background for catchment, alignment, access road, geological, or reconnaissance mapping.
Quality check
Use points distributed around the map, not only clustered in one corner. A low residual is not enough if the points are badly distributed.
Recommended output
By the end of this workflow, the user should have a clean engineering output such as a map, terrain product, hydraulic model setup, water-level result, or project concept figure that can be used in reports and presentations.
Time-saving note
Read this page first for the workflow logic. Then open the video only for the detailed screen clicks, software interface steps, and practical demonstration.