Low hurdles as an automatically timed mark around a bend. The high school record in the 180 yard low hurdles dates to 1964 when three boys, Earl McCullouch from Long Beach Polytechnic High School, Don Castronovo from Oceanside High School in Oceanside, New York and Steve Caminiti from Crespi Carmelite High School in Encino, California separately ran the 180 yard low hurdles at 18.1. The record was never broken and the event was discontinued in regular high school competition ten years later in 1974. Note: The Low Hurdles (on the turn) were contested, at the girls high school level, in the state
300 metres hurdles hurdle marks in the same place as the last seven hurdles of the standard 400-metre version, thus Masters only go over seven hurdles. While men of all ages have run over 300 hurdles, the youngest official division to use the distance is M60. M60 and M65 run over 30-inch (76.2 cm) barriers, M70 and M75 run over 27-inch barriers. Prior to 2010, older age divisions also did 300 hurdles, though the number of competitors was small. In 2010, M80+ and women's W70+ moved to doing a 200-metre race over the last five barriers of either race, thus retiring the 300