On Sat, 8 May 2021 10:26:15 +0000 (UTC),
wrote:

On Sat, 08 May 2021 10:40:53 +0100
Charles Ellson wrote:

Rubbish yourself.
"one of the main reasons (and justifications) for having
PEDs is for ventilation although of course they do have the obvious
benefit of preventing people from falling onto the track."
https://www.whatdotheyknow.com/reque...m_screen_doors

No idea what that site is

Might I suggest that you follow the link and read the documents on the
other end of it, then. It might help you stop looking like an idiot.

, but clearly neither them nor you have ever
been on the tube.

It would be a little odd if nobody from TfL had ever been on the tube.

Mark