London Underground at +420 V, giving a potential difference of 630 V. On the sections of line shared with mainline trains, such as the District line from East Putney to Wimbledon and Gunnersbury to Richmond, and the Bakerloo line north of Queen's Park, the centre rail is bonded to the running rails. The average speed on the Underground is 20.5 mph. Outside the tunnels of central London, many lines' trains tend to travel at over 40 mph in the suburban and countryside areas. The Metropolitan line can reach speeds of 62 mph. The London Underground was used by 1.379 billion passengers in
Manila Light Rail Transit System Line 1 Department of Transportation (DOTr) and Light Rail Transit Authority (LRTA) for the operation and maintenance of LRT Line 1 and the construction of a PhP 65 billion extension project to Bacoor, Cavite. LRMC, in turn, contracted the operation and maintenance of the line for 20 years to RATP Dev under its subsidiary RATP Dev Transdev Asia, a joint venture between Transdev and RATP Dev.<ref> Manila Light Rail Transit System Line 1 The Manila Light Rail Transit System Line 1 is the first metro line of the Manila Light Rail Transit System. Presently, the line contains twenty stations and runs on