Upminster Bridge tube station typical off-peak service from the station is twelve District line trains per hour to Upminster and twelve to Earl's Court, of which six continue to Ealing Broadway and six continue to Richmond. At peak periods the number of trains per hour increases to fifteen and some trains continue from Earl's Court to Wimbledon. Services towards central London operate from approximately 05:00 to 23:30 and services to Upminster operate from approximately 06:00 to 01:30. The journey time to Upminster is two minutes; to Barking is approximately 20 minutes, and to Tower Hill is approximately 42 minutes. Since 2006, the station has
Romford–Upminster line am and 8 pm on Sundays. The journey time from one terminus to the other is approximately nine minutes. During the construction of the railway in 1892, the geologist T. V. Holmes discovered a five-metre layer of boulder clay underlying the gravel and sand in a section just north of St. Andrew's Park. This is now the Hornchurch Cutting Site of Special Scientific Interest, which exhibits the southernmost limit of the Anglian ice sheet 450,000 years ago, the furthest south that any ice sheet reached. Romford–Upminster line The Romford–Upminster line is a railway branch line in Greater London that connects