H2O Powered Broadband.

There a number of fibre optic data cables installed in London sewers, generally restricted to the larger sewers that can be entered for installation work.

Some can be seen in this report https://www.28dayslater.co.uk/threads/fleet-cso-and-storm-relief-london-dec-16-feb-18.112167/

A couple of the pictures about halfway down the lengthy report show a group of four coloured plastic pipes, these are ducts for fibre optic cables.

There a number of fibre optic data cables installed in London sewers, generally restricted to the larger sewers that can be entered for installation work.

Some can be seen in this report https://www.28dayslater.co.uk/threads/fleet-cso-and-storm-relief-london-dec-16-feb-18.112167/

A couple of the pictures about halfway down the lengthy report show a group of four coloured plastic pipes, these are ducts for fibre optic cables.