6. Why is this important?

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As mentioned, you will be working on the Toowoomba Tunnel Signalling System. Here is what you need to know about it:

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There is also a 3D model that was created by the Inland Rail team. Spend a couple of minutes navigating the model to visualise what it will look like and what additional safety features it has (this will come in handy next week).Β 

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