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
London Underground engineering stock London Underground engineering stock Over the years, London Underground has acquired various types of engineering stock to help with the construction of new lines and maintenance of existing lines. Some of these wagons were inherited from its predecessors, many were built new and some were acquired second-hand from the main-line railways. Several types of specialist wagons have been used, which are described below. London Underground uses a numbering system comprising the wagon number prefixed with a letter which designates the wagon's type. These are summarised below. London Underground has used various designs of brake van. They were used for the