Twin 1.6km EastLink tunnels protect the Mullum Mullum valley above, and bypass a dozen traffic lights compared to alternative routes.
Fact Sheet - EastLink Tunnels (220.3 Kb)
The eastbound tunnel is named “Mullum Mullum”. The westbound tunnel is named “Melba”, after Melbourne’s legendary opera soprano Dame Nellie Melba.
We operate powerful fans to extract vehicle emissions via the ventilation stack at each tunnel portal. Daily air quality charts and quarterly reports are available online.
If you breakdown in a tunnel, stay in your vehicle. An EastLink incident response vehicle will assist you within minutes.
Always obey safety instructions. These include lane control, variable speed and digital message signs, radio broadcasts, and loudspeaker announcements. Response personnel may also provide instructions.
The tunnels have a maximum vehicle height of 4.65m. Find out about the height detectors, what happens if an overheight vehicle is detected, how the tunnel barrier gates work, and the alternative routes for over dimensional vehicles:
Fact Sheet - Overheight Vehicles (195.9 Kb)
Exercises are conducted to ensure that emergency services are familiar with the EastLink tunnels, and to test safety equipment and procedures. The following MFB video shows an exercise within the EastLink tunnels, to test the scenario of a crash and possible