Re: SWU 904(c)

["Tezza" <tezza2000@dingoblue.net.au>]

"David Johnson" <trainman@ozemail.com.au> wrote in message
> "When a speed board indicates that the train speed can be increased, the
driver
> may do so as soon as the front of the train reaches the speed board."
>
> So, a 2km long train would probably have the back of the train going
> considerably over the speed for that section of track, especially going
from a
> low speed to a high speed.
>
> Comments?

I was talking about this years ago. An example was the Stanwell Park viaduct
when they changed the 20kmh caution to a permanent speed board. With a coal
train, when you hit the 60k board after the viaduct on the down, the rear of
the train is still going over the viaduct.