12-01-2018, 08:53 PM
(12-01-2018, 08:23 PM)jamincan Wrote: I forget if it was ever explained, but does anyone know why they raised the tracks so high on the Northfield bridge? It seems it would add a lot of extra weight on the bridge, and I can't think of what the benefit would be.
They're on ballast there right? I would assume the ballast needs a certain depth, which is usually dug into the ground, but over the bridge, there is obviously a floor.