Snowmageddon - this Friday

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Discussion

Puggit

48,440 posts

248 months

Monday 21st January 2013
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Digga said:
Stockholm's Arlanda airport has never shut due to snow: http://www.youtube.com/watch?v=myaH9ClDjW8&fea...

Makes you feel kind of embarrassed doesn't it? I know people trot out the "yes but they're guaranteed snow" excuse, but you could make the same argument about only insuring your car when you 'know' you;re going to crash.
But Arlanda witnesses cold, dry snow - which we very rarely see here (although last Friday in the South was a very similar snow!).

Snow blowing machines can waft that type away extremely easily. The snow we typically see here is at around 0 or 1 degrees celsius and as a result is extremely sticky and wet - different machinery needed for a much more mechanical removal.

That said, the H+S culture that pervades here certainly shares part of the blame.

Digga

40,321 posts

283 months

Monday 21st January 2013
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Puggit said:
But Arlanda witnesses cold, dry snow - which we very rarely see here (although last Friday in the South was a very similar snow!).

Snow blowing machines can waft that type away extremely easily. The snow we typically see here is at around 0 or 1 degrees celsius and as a result is extremely sticky and wet - different machinery needed for a much more mechanical removal.

That said, the H+S culture that pervades here certainly shares part of the blame.
True, but at the end of the day - as a mechanical engineer, working in earthmoving - as I see it it's all just a bulk materials handling exercise. If what we're happy to accept as a nation is that we can blithely guide a few million quid's worth of ordinance into an Afghan hillside to wipe terrorists/shepherds off the face of the earth, but we cannot fathom how to keep our own transport infrastruture going, then that's pretty backward.

As for teachers, the neighbours kids are at a local Academy (i.e. private) and all was functioning as normal on Friday. Make of that what you will.

Hooli

32,278 posts

200 months

Monday 21st January 2013
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[redacted]

Deva Link

26,934 posts

245 months

Monday 21st January 2013
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Digga said:
Stockholm's Arlanda airport has never shut due to snow: http://www.youtube.com/watch?v=myaH9ClDjW8&fea...

Makes you feel kind of embarrassed doesn't it? I know people trot out the "yes but they're guaranteed snow" excuse, but you could make the same argument about only insuring your car when you 'know' you;re going to crash.
Maybe it has never closed, but during snow if it takes 10 mins to clear the runway then imagine the disruption if they had to do that between every few flights at Heathrow?

A lot of places tend to get big dumps of snow a few times a year. It does cause disruption while it's snowing and the next day if the snow was overnight, but then once cleared the low temps keep everything nice and forzen and they can carry on pretty well as normal.

DonkeyApple

55,287 posts

169 months

Monday 21st January 2013
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[redacted]

Hooli

32,278 posts

200 months

Monday 21st January 2013
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DonkeyApple said:
In reality, I suspect there is a very strong correlation between those teachers who make it in and those who are good at their job. wink
I think that goes for all professions tbh, the lazy slackers will always be the ones looking for an excuse to not turn up.

anonymous-user

54 months

Monday 21st January 2013
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MartG said:
5mm of snow here in Blackpool - except on the roads and pavements where it has mostly melted - and they're closing schools because staff can't get there ( though all the pupils seem to have made it OK, buses are running fine.... ).

Cue the knock on effect as people have to leave work to look after their kids.

Pathetic
Terrible. Over 5000 schools closed. Apologist of a union leader on the BBC saying they aren't opening because the roads and buses aren't running so the kids can't get in to school.

National disgrace.

The Don of Croy

5,998 posts

159 months

Monday 21st January 2013
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Puggit said:
Snow blowing machines can waft that type away extremely easily. The snow we typically see here is at around 0 or 1 degrees celsius and as a result is extremely sticky and wet - different machinery needed for a much more mechanical removal.
There was once a time when the Brits would develop a system for overcoming this kind of challenge. Seems like a very distant memory now.

Although our media has a big part to play - hyping everything beyond recognition etc etc

dav123a

1,220 posts

159 months

Monday 21st January 2013
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The Don of Croy said:
There was once a time when the Brits would develop a system for overcoming this kind of challenge. Seems like a very distant memory now.

Although our media has a big part to play - hyping everything beyond recognition etc etc
We probably still can but 99% of the time it would be parked up and 99% of passengers wouldn't see any benefit but all passengers would have to pay for it one way or another. I think all airports would look at buying more snow clearing equipment but the cost benefit wouldn't add up for the 3 or so days a year we have a lot of snow.

FiF

44,082 posts

251 months

Monday 21st January 2013
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Digga said:
Stockholm's Arlanda airport has never shut due to snow: http://www.youtube.com/watch?v=myaH9ClDjW8&fea...

Makes you feel kind of embarrassed doesn't it? I know people trot out the "yes but they're guaranteed snow" excuse, but you could make the same argument about only insuring your car when you 'know' you;re going to crash.
Blimey I got criticised on page 5 for daring to make that comparison and suggesting UK was a joke.

Having lived, worked over there which included a lot of time around Arlanda, even that setup can get overwhelmed and long delays result. It's usually when conditions are what is sometimes referenced by the Swedes as "snowsmoke" what we would call whiteout. Then it's a visibility issue more than anything, and comes with very cold powdery snow blown by strong winds.

What's also interesting that a couple of hours to the south at Skavsta Airport they are nowhere near as good at dealing with heavy falls. hehe

As we can see from these pictures, the equipment and snow that has to be dealt with are quite... errr... different.

Arlanda


Heathrow

AJLintern

4,202 posts

263 months

Monday 21st January 2013
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To be fair they don't use that little truck to clear the runways. They use these: http://www.youtube.com/watch?feature=player_embedd...
A pretty similar set up to the Swedes...

FiF

44,082 posts

251 months

Monday 21st January 2013
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Agreed, but that is why I picked photos of non runway clearance. LHR have a real issue with clearance around gates, aprons etc.

All that little truck is spreading it around with that tiny brush, but going in with a camel train of several plough + brush + blower units shifts it out of the way.

Deva Link

26,934 posts

245 months

Monday 21st January 2013
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FiF said:
Agreed, but that is why I picked photos of non runway clearance. LHR have a real issue with clearance around gates, aprons etc.

All that little truck is spreading it around with that tiny brush, but going in with a camel train of several plough + brush + blower units shifts it out of the way.
Here you go - educate yourself and stop posting crap: http://mediacentre.heathrowairport.com/imagelibrar...

DonkeyApple

55,287 posts

169 months

Monday 21st January 2013
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What are the cost implications of a heated runway to prevent the ice?

Deva Link

26,934 posts

245 months

Monday 21st January 2013
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I'd like to try it with flame-throwers!

fido

16,797 posts

255 months

Monday 21st January 2013
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DonkeyApple said:
What are the cost implications of a heated runway to prevent the ice?
Well it mght be cheaper to set light to the whole damn thing!

DonkeyApple

55,287 posts

169 months

Monday 21st January 2013
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fido said:
Well it mght be cheaper to set light to the whole damn thing!
Indeed. A garden sprinkler set up that after the landing plane passes is switched on a sprays jet fuel over the strip which is then ignited ahead of the next landing plane around 40 seconds later. biggrin

But wouldn't heated runways be cheaper than tooling up with machinery?

...Mole...

2,780 posts

191 months

Monday 21st January 2013
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Deva Link said:
I'd like to try it with flame-throwers!

MartG

20,678 posts

204 months

Monday 21st January 2013
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DonkeyApple said:
But wouldn't heated runways be cheaper than tooling up with machinery?
Do you have any idea how much energy it would take to melt snow over the huge area required ?

The Don of Croy

5,998 posts

159 months

Monday 21st January 2013
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Not sure if it has been mentioned, but over the weekend aunty Beeb replayed the documentary about winter 1963/64 first shown (I think) in 1964.

Fronted by Cliff Mitchelmore (sic) it cobbled together contemporaneous accounts of how the UK made it through that particular 'cold snap', with a final flourish of facts and figures on cost vs benefit of adequate machinery and systems to cope etc.

After nearly 50 years the very same arguments continue...