2 ms·
IIRC, they're not particularly long. The deep level tunnels are something like 20m below the subsurface tunnels, I'd guess 30m in total from the ticket hall?
by gsnedders 5y ago
IIRC, they're not particularly long. The deep level tunnels are something like 20m below the subsurface tunnels, I'd guess 30m in total from the ticket hall?