Washington, Aug 16 : Roger Federer would face Rafael Nadal for the 31st time after advancing to the last eight at the Western and Southern Open tennis championship.

In their first 30 meetings, Nadal holds the edge over the Swiss maestro having won 20 times. However, they have a 6-6 record when it comes to playing on hard court, reports Xinhua.

Between them, they have won 29 Grand Slam titles.

Federer beat Tommy Haas, 1-6, 7-5, 6-3 Thursday to advance to the quarters and will play Nadal Friday night. (IANS)