Re: Web Dock Rail line

["M.B. and C.M.McDonald" <michael.and.colleen.mcdonald@xtra.co.nz>]

Capt. Warwick J. Somerville. wrote in message
<37830DEC.CB35E25F@labyrinth.net.au>...
>G'day Fellow Rail Workers
>
>Came across some paperwork dated June 1986 about a
>tunnel from south dynon rail feight terminal to webb dock,
>at a gradient of 1.5%  duel gauge with an estimated cost of
>$300 Million and from spencers st rail yards to webb dock
>with an estimated cost of $175 Million.
>
>Now with gradient of 1.5%, does this mean that at 100 metre
>the line fall/rise to a height of 1.5 metre.


Yes - or the gradient could be expressed as 1 in 67.

Michael