I see what you mean, but I think they will take a very long time to get
dirty in that clean environment. The existing metro stations are still
very spotless after nearly five years, even the open Epping-Chatswood ones.

Tony P

On Sunday 25 February 2024 at 19:02:31 UTC+11 Matthew Geier wrote:

>

> On 25/2/24 18:19, TP wrote:

>

> There are no horizontal covers over the running tracks. I know the design

> you mean, but these (and afaik on all Sydney metro stations that have full

> height PSDs) are vertical walls. There should be very little dust fallout

> in these public areas. The platforms are completely screened from the

> trains, so there would be little infiltration of train brake, pantograph

> etc fallout. They must have some confidence in that, otherwise they

> wouldn't have all those white walls and ceilings throughout the station!

>

>

> I was there, there ARE near horizontal covers over the running lines, the

> design will be difficult to clean. It won't get dirt from the trains, but

> people are pretty dirty too. Probably more so than the mechanical

> interactions of the train with their infrastructure. See attached photo I

> took this morning at the 'Community Day'.

>

> The brown part is over the tracks (I think there are air conditioning

> ducts between the running tunnel and the top of this structure) and it will

> be a trap for dust and debris. There are slats running length-ways with

> what looks like black painted board under the lengthwise slats. Any loose

> paper or lolly wrappers that end up there will stay up there. There are

> also places where people could toss stuff onto them from the concourse. But

> with the height above the platform below, any one going to clean them is

> going to have to have fall restraint - but there is no obvious attachment

> points for their harness. So I guess it won't get cleaned until it gets

> disgusting and they bring a EWP down the lifts one close down weekend and

> clean it.

>

> The station design is a dirt trap. Otherwise appears to be well designed

> station to move people in and out. Lots of escalators and lifts. Wide

> passages.

>

> But they seem to have missed easy to clean and easy to maintain.

>

> The areas you can't see are probably larger than the public spaces, the

> station also contains at 11kv substation, LV switch rooms and a traction

> supply substation - and a significant amount of 'air handling' equipment.

>

>

> There are also not enough seats, but since the maximum you would be

> waiting is 10 minutes I'll give em that one.

>

> The former ECRL stations have open topped running lines - at North Ryde

> where my sister lives, you can look down onto the roofs of the passing

> trains. (And if so inclined throw things at them.)

>

>

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>

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>