On Wed, 22 Nov 2017 09:06:39 -0000 (UTC)
Recliner wrote:
The order for 43 trainsets would include 33 to replace two-thirds of the
existing fleet, and 10 to increase overall capacity.

The 750 V DC third-rail fixed-formation trainsets are required to be
between 86·4 m and 88 m long, longer than the existing sets, with
walk-through gangways, on-board real-time passenger information,
air-conditioning and mobile device charging points.

They forgot to add "Must not rock side to side like a drunk pony at speeds
above 30mph".