Why is the Piccadilly line so hot?


Why is the Piccadilly line so hot? Source of the heat The heat in the tunnels is largely generated by the trains, with a small amount coming from station equipment and passengers. Around 79% is absorbed by the tunnels' walls, 10% is removed by ventilation, and the other 11% remains in the tunnels.


What is the dirtiest Tube line?

Victoria The Victoria Line is teeming with bacteria, having the highest number of germs of all the Tube lines.


Which tube line is the coolest?

If you're seeking a cooler tube ride, you'll want to stick to the Jubilee or Waterloo Lines. With an average of 26.9C and 25C respectively, they recorded the lowest temperatures.


What is the busiest tube stop?

Here are the top ten busiest tube stations in London, according to TfL data from August 2023.
  • King's Cross (6,383,000 passengers)
  • Tottenham Court Road (4,843,000)
  • Waterloo (4,837,000)
  • Liverpool Street (4,742,000)
  • London Bridge (4,703,000)
  • Stratford (4,528,000)
  • Paddington (4,280,000)
  • Oxford Circus (4,112,000)


What is the least used tube line in London?

Roding Valley is the most lightly used station on the Underground. It is also one of the twelve tube stations not to have ticket barriers.


Which line is better Elizabeth or Piccadilly?

I think Isn31c meant to say that the Elizabeth line is only 5-10 minutes quicker rather than slower. But you will have to change taking that route so overall time won't be much different, a bit more hassle and more expensive. For this the Piccadilly line is both most convenient and cheapest.


What is the fastest Tube line in the UK?

Not including the Elizabeth line, which technically is not a standard Tube line, the line which is the fastest therefore is the Metropolitan Line. It is the fastest line on average across London but also has the fastest stretch of line - where trains can reach that magic speed of 60mph.


What is the oldest underground tube line?

The Metropolitan line is the oldest underground railway in the world. The Metropolitan Railway opened in January 1863 and was an immediate success, though its construction took nearly two years and caused huge disruption in the streets. Read more about the Metropolitan line.


Where does the poo and wee go on a train?

Vacuum toilet Vacuum systems used in the newest carriages are similar to those in airliners: waste is pulled into a holding tank with a high pressure pump.


How do train drivers go to the toilet?

Some train drivers are changing sanitary towels in bushes by the side of the track – that's outrageous in a first world country in 2021. Others urinate or defecate into carrier bags and bottles.


Why do train toilets empty on the track?

Mercifully, new trains no longer dump waste on the tracks. Instead, trains are fitted with chemical holding tanks. These are connected to regular toilets or vacuum toilets. Like aeroplanes, these need to be emptied regularly, leading to trains having to return to terminal stations.