Re: [NSW] Cityrail Grades

["Hubert Lam" <hubert@imap4.com>]

Sorry does "1 in 40" mean tan x = 1/40 (rises 1 metre vertically for every 40 metres of horizontal
track) or does it have some other meaning?


"Chris Downs" <cvdowns@ozemail.com.au> wrote in message phYI4.3882$5D.7926@ozemail.com.au">news:phYI4.3882$5D.7926@ozemail.com.au...
> I'll take largest to mean steepest (not in degrees or %, sorry):
>
> On passenger lines:
> 1 in 30 compensated - Wynyard to Harbour Bridge
> 1 in 31 or 32 in spots on ESR?? (not in my grade book)
> 1 in 31, 32 & 33 Blue Mountains many stints between Valley Heights and
> Katoomba
> 1 in 32 to 1 in 34 Central side of Town Hall (includes ESR?)
> Circular Quay approaches are steep (again, not in my grade book)
> 1 in 37 Dundas to Carlingford (Telopea station is on this grade)
> 1 in 39 Rydalmere to Dundas
> 1 in 39 short stretch on Cowan Bank
> 1 in 40 Loftus Bank
> 1 in 40 Eastwood Bank
> 1 in 40 Cheltenham Bank
> 1 in 40 Normanhurst to Hornsby
> 1 in 40 Cowan Bank
> 1 in 40 Wondabyne to Woy Woy tunnel
> 1 in 40 Upper half of Fassifern Bank
> 1 in 40 parts between Cronulla and Sutherland
>
> What have I forgotten upto 1 in 40?
>
> Chris
>
> Mitch <this.is.not.my@email.address.com> wrote in message
> eHXI4.3860$5D.8074@ozemail.com.au">news:eHXI4.3860$5D.8074@ozemail.com.au...
> > What's the largest grade on Cityrail.. It seems to be mostly flat but what
> > is the largest ?grade?
> >
> >
>
>