The men's 400 metres event at the 1999 All-Africa Games was held 14–16 September 1999 at the Johannesburg Stadium.
Contents
Heats
Qualification: First 3 of each heat (Q) and the next 4 fastest (q) qualified for the semifinals.
Semifinals
Qualification: First 3 of each semifinal (Q) and the nest 2 fastest (q) qualified for the final.
References
Athletics at the 1999 All-Africa Games – Men's 400 metres Wikipedia(Text) CC BY-SA