London Underground with smaller trains that run in two circular tunnels ("tubes") with a diameter about . These lines have the exclusive use of a pair of tracks, except for the Piccadilly line, which shares track with the District line between Acton Town and Hanger Lane Junction and with the Metropolitan line between Rayners Lane and Uxbridge; and the Bakerloo line, which shares track with London Overground services north of Queen's Park. Fifty-five per cent of the system runs on the surface. There are of cut-and-cover tunnel and of tube tunnel. Many of the central London underground stations on deep-level tube routes
Upminster office location. Within Havering, it is identified as one of seven town centres in the borough, with a retail area extending along Station Road, St Mary's Lane and Corbets Tey Road. The unit sizes are mostly small with the largest outlets the Roomes Fashion and Home department store, the Roomes Furniture and Interiors furniture store, and the Aldi, M&S Simply Food and Waitrose supermarkets. The town is served by Upminster station on the London-Tilbury-Southend Line and the London Underground, in London fare zone 6. The western part of the town is also served by Upminster Bridge tube station. Upminster and