4 × 100 metres relay 4 × 100 metres relay The 4 × 100 metres relay or sprint relay is an athletics track event run in lanes over one lap of the track with four runners completing 100 metres each. The first runners must begin in the same stagger as for the individual 400 m race. A relay baton is carried by each runner. Prior to 2018, the baton had to be passed within a 20 m changeover box, preceded by a 10 metre acceleration zone. With a rule change effective November 1, 2017 that zone was modified to include the acceleration zone as part
Roger Bannister running track new running track at Iffley Road. Building work began on the one-third of a mile (536 metres) track in September 1876 by the contractor Mr Hobdell. The ground was leased from Christ Church. The building work was finished two days before the first meeting, on 29–30 November 1876. In 1948, Roger Bannister, then a 19-year-old student at Exeter College, was elected President of Oxford University’s Athletic Club. He made it a prime aim of his presidency to replace the bumpy, uneven track with a new six-lane track. Two years later, in 1950, the new 440 yards track was refurbished and