The L2/L3 rails are enclosed in a hard insulating sleeve, and the concrete was poured around that. In theory it would seem that the rail and sleeve could be lifted out of the channel and new bits dropped back in.

On Thursday, 17 November 2022 at 12:16:26 pm AEDT, Mal Rowe mal.rowe@...> wrote:


On 17/11/2022 10:32, Matthew Geier wrote:
> The wear rate on the L2/L3 route curves around Central is nothing

> short of horrifying. I think they will be lucky to get 5 years out of

> those rails.

>

It will be interesting to see how they go with rail replacement.

Will the rails and embedding compound neatly lift out?

How will the rails be supported while the new compound sets?

Will they need another version of the 'suspension gantry' like that
shown at: https://tdu.to/i/76482

Mal Rowe - track voyeur