These diagrams provide information on the Sydney Trains Infrastrucuture.

The Worksite Protection Planning Diagrams (WPPD) was established to support the Rail Corridor Safety Program. The diagrams are generated from the Sydney Trains Infrastructure GIS (Geospatial Information System) and are organised into books with each book covering a part of the Sydney Trains Infrastructure Network.

Note: These are uncontrolled documents and all information should be verified in the field.