The escalator paradox…
The escalator paradox…
Author
Discussion

wolfracesonic

Original Poster:

9,194 posts

156 months

Monday 25th July 2022
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My local Sainsbury’s Waitrose has had one of their escalators out of action for around a month now, the descending one, causing much disruption. Two things struck me, first, I thought Sainsbury’s might have enough clout to get the matter resolved much quicker and second, if you were the store manager wouldn’t you have the remaining ascending operational escalator be made to go in the opposite direction?

As it stands now people are having to use the lift to get their trollies down to the ground floor, with much queuing taking place. If they had a descending escalator available, most people could use the stairs to go up empty handed , with maybe a few that needed to use the lift for mobility reasons, with an operating escalator to take them down with their fully laden trollies.

Google seems to indicate most escalators can be reversed, though it’s not ideal, though no doubt we’ll have an expert on here to point out I’m talking rubbish! How Sainsbury’s get a car park full of trollies back upstairs is their problemlaugh

sherman

15,218 posts

244 months

Monday 25th July 2022
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I dont know if the flat trolley escalators can really be reveresed. Do the trolley wheels not lock on to the runners magnetically?
They may not work in reverse or release the trolleys at the correct time.

colin_p

4,503 posts

241 months

Monday 25th July 2022
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Throw the trolley off the car park roof.

SpeckledJim

33,967 posts

282 months

Monday 25th July 2022
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Thread Title; ooooh, interesting!

Thread; oh.

V8covin

10,117 posts

222 months

Monday 25th July 2022
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sherman said:
I dont know if the flat trolley escalators can really be reveresed. Do the trolley wheels not lock on to the runners magnetically?
They may not work in reverse or release the trolleys at the correct time.
My local Sainsbury's is on an upper level with lifts,stairs and 2 escalators operating in opposite directions.Trolleys lock on in both directions

sherman

15,218 posts

244 months

Monday 25th July 2022
quotequote all
V8covin said:
sherman said:
I dont know if the flat trolley escalators can really be reveresed. Do the trolley wheels not lock on to the runners magnetically?
They may not work in reverse or release the trolleys at the correct time.
My local Sainsbury's is on an upper level with lifts,stairs and 2 escalators operating in opposite directions.Trolleys lock on in both directions
Have the escalators ever been reversed though?

Slackline

411 posts

163 months

Monday 25th July 2022
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The bigger question though is - if sped up, will it cause the trolley to take off?

V8covin

10,117 posts

222 months

Monday 25th July 2022
quotequote all
sherman said:
Have the escalators ever been reversed though?
I'm fairly sure they blocked off the down one and used the up one for down when covid hit

marksx

5,174 posts

219 months

Monday 25th July 2022
quotequote all
sherman said:
I dont know if the flat trolley escalators can really be reveresed. Do the trolley wheels not lock on to the runners magnetically?
They may not work in reverse or release the trolleys at the correct time.
I think they have a flat lip on the hubs. The wheel drops into grooves and the flat holds the wheel up, stopping it rolling away.

HD Adam

5,155 posts

213 months

Monday 25th July 2022
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Slackline said:
The bigger question though is - if sped up, will it cause the trolley to take off?
biglaugh

aterribleusername

645 posts

92 months

Monday 25th July 2022
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My local Morrisons (Newport Road in Cardiff) has been the same for months now, the Up travellator broken. They did reverse the Down one to go up though and trolleys come back down in the lifts. They actually started repairs last week and I asked the guys working on it why it was taking so long to start the work and they said it's a complete shortage of parts. They said it'll be lucky to have it fixed by November!

wolfracesonic

Original Poster:

9,194 posts

156 months

Monday 25th July 2022
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Where’s an ‘Ask a an escalator maintenance technician anything’ thread when you need one?laugh

Nickbrapp

5,277 posts

159 months

Monday 25th July 2022
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Going to the supermarket, how council.

wolfracesonic

Original Poster:

9,194 posts

156 months

Monday 25th July 2022
quotequote all
Nickbrapp said:
Going to the supermarket, how council.
…as is starting the thread not knowing the difference between a travelator and an escalator, D’oh!

Rich Boy Spanner

1,868 posts

159 months

Monday 25th July 2022
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I have noticed that when an escalator is out of action it is usually the up direction that is switched off. I have put this down to it being more likely for people to fall down an escalator than up, so the down direction is prioritised**. However weeks out of action is nothing. Manchester Airport would have travellators and escalators out for months. World class levels of mechanical dysfunctionality. The travellators on the Skylink were never all working and I believe they leave them all off permanently now.

  • This is probably a load of rubbish. Best ignored. As you were.

wolfracesonic

Original Poster:

9,194 posts

156 months

Tuesday 26th July 2022
quotequote all
Nickbrapp said:
Going to the supermarket, how council.
…as is starting the thread not knowing the difference between a travelator and an escalator, D’oh!

generationx

9,119 posts

134 months

Tuesday 26th July 2022
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wolfracesonic said:
Nickbrapp said:
Going to the supermarket, how council.
…as is starting the thread not knowing the difference between a travelator and an escalator, D’oh!
...As is posting exactly the same thing 10.5 hours apart.

Is no-one worried that if we start running escalators/travelators ( wink )backwards then the space-time continuum will be disrupted in some way? I've seen that Superman movie and am aware of the dangers.

Spare tyre

12,545 posts

159 months

Tuesday 26th July 2022
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I once saw a small tomato on the floor in a sainsburys with escalators

Me and another fella skilfully manage to kick it to the escalators

LeadFarmer

7,411 posts

160 months

Tuesday 26th July 2022
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I imagine they want the escalator going into the store to be working, to get folk into the store to spend their money. Once they have bought their shopping the supermarket probably couldn't give a toss

The Hypno-Toad

13,301 posts

234 months

Tuesday 26th July 2022
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SpeckledJim said:
Thread Title; ooooh, interesting!

Thread; oh.
Got be honest, I thought it might be something about aircraft being unable to take off...

One for the kids there....