1988 United States Olympic Trials (track and field) the only race where five men have run under 48 seconds for 400 metres hurdles. 1988 U.S. Olympic Track and Field Trials results Key: 1988 United States Olympic Trials (track and field) The 1988 United States Olympic Trials for track and field were held at IU Michael A. Carroll Track & Soccer Stadium in Indianapolis, Indiana. This is the only time this venue has been used for the Olympic Trials. With the 2013 installation of Field Turf, it is unlikely to host the event again. Organised by The Athletics Congress (TAC), the nine-day competition lasted from July 15–23. The national
All-weather running track built to NFHS high school specifications that allow smaller lanes. The IAAF also specifies a preferred radius for the turns at 37 metres, but allows a range. Major international level meets are conducted and world records are allowed to be set on tracks that are not exactly 37 metres, but do fall in the range. All-weather running track An all-weather running track is a rubberized artificial running surface for track and field athletics. It provides a consistent surface for competitors to test their athletic ability unencumbered by adverse weather conditions. Historically, various forms of dirt, grass, sand and crushed cinders