Safeworking diagram - 2013
Displays both the number of tracks and the safeworking system in use for a given year.
| 13.281 km |  |
Altona Junction |
| 18.533 km | |
Westona |
| 21.633 km | |
Laverton Junction |
Legend
 | Staff and Ticket |  | Automatic & Track Control |  | Double Line Block |
 | Large Electric Staff |  | Centralised Train Control |  | Track Block |
 | Miniature Electric Staff |  | Section Authority Working |  | Yard Limits |
 | Composite Electric Staff |  | Train Order Working |  | Tablet Working |
Sources
- Electric Railways of Victoria - S.E. Doorman and R.G. Henderson
- Newsrail - September 1988
- Altona - Laverton Rail Link Environmental Effects Statement - July 1983 (revised September 1983) - GHD Transport Consultants for the Ministry of Transport