Re: [VIC] Why is R711 so loud?

["HXP1" <hxp1@dingoblue.net.au.gunzel>]

David Bromage <dbromage@fang.omni.com.au> wrote in message
kYx55.83$yS5.417894@news0.optus.net.au">news:kYx55.83$yS5.417894@news0.optus.net.au...
> HXP1 (hxp1@dingoblue.net.au.gunzel) wrote:

> > Much as its a supa doopa wizzo loco, I have stood in Ballarat Station as
it
> > has barked along under the roof, under those conditions it really is way
> > *too* loud.  Especially compared with (old) R766 which came through a
few
> > seconds/minutes later.  If R711 is to survive in the long term, in an
> > environment where noise emission standards are only ever going to get
> > tighter, I personally believe it will need some sort of noise
> > abatement/muffling.  Quite what that does to the steam efficiency I
don't
> > know...

> My guess is that any such standards would apply much in the same way as
> noise emission for aircraft. Noise restrictions do not apply to an
> aircraft with historical significance.

R711 is historically significant?

I suppose that makes H sets & A class locomotives historically significant,
the fact that they are significantly rebuilt to suit modern 'commercial'
operation clearly doesn't matter.

--
HXP1
(now with v6.08 software)