Christine Ohuruogu
Through the 2008 Games in Beijing, the men's Olympic record in the 400 meter dash is 43.49 seconds set by Michael Johnson of the United States at the 1996 Games in Atlanta.
The area inside a 400-meter running track is approximately 87,120 square feet. This calculation assumes a standard 400-meter track with lane widths of 1.22 meters each.
Track 100 meter 200 meter 400 meter etc.
3 sides of the track
In lane one it is the finish line on a 400m track.
A standard outdoor track is 400 meters long for one lap.
Rebecca Adlington won gold in the 400 meter freestyle and 800 meter freestyle at the 2008 Olympic Games in Beijing.
one lap around the track field.
400 meter hurdle race
A track snd some spikes.
The infield.
60 Dash 100 Meter Dash 200 Meter 400 Meter