The following table shows how you can use data references and external references to share data among the drawings of a typical project.
| Drawing or File | Data References | External References |
|---|---|---|
| Survey.dwg | none | none |
| Existing Ground (EG).dwg | none | none |
| Parcels.dwg | none | none |
| Alignment.dwg | none | Parcel.dwg, Existing Ground.dwg |
| Profile.dwg | EG surface | none |
| Corridor.dwg (Source dwg for Corridor surface) | EG surface, Alignment, EG profile, Finished Ground (FG) profile | none |
| Proposed Grade.dwg | EG surface, Corridor surface | none |
| Sections.dwg | Alignment | Corridor.dwg |
| Pipes.dwg | Proposed Grade surface, Alignment | Parcel.dwg |
| View Frames.dwg | Alignment | Parcel.dwg |
| Sheet Compilation.dwg | EG surface, Alignment, EG profile, FG profile, Proposed Grade, Pipe Network | Corridor.dwg |
| Sheet Set.dst | none | Sheet Compilation.dwg |