The Burton US Open – the oldest and most prestigious competition in the world – is going off this weekend in Vail, Colorado. Women’s slopestyle is kicking off as we speak with men’s to follow.

Check out what happened in the qualifying semi-final here. And here are the qualifying scores.

Burton US Open Women’s Slopestyle Semi-Final Results.
Qualified Riders:
1. Jamie Anderson (USA) 86.80
2. Isabel Derungs (SUI) 78.45
3. Spencer O’Brien (CAN) 78.25
4. Miyabi Onitsuka (JPN) 77.25
5. Ty Walker (USA) 74.15
6. Cheryl Maas (NED) 70.80

Men’s Slopesyle Semi-Final Results.
Qualified Riders:
1. Stale Sandbech (NOR) 87.05
2. Brandon Davis (USA) 81.30
3. Roope Tonteri (FIN) 80.85
4. Kyle Mack (USA) 77.05
5. Tyler Nicholson (CAN) 76.25
6. Sebastien Toutant (CAN) 75.70
7. Darcy Sharpe (CAN) 74.85
8. Maxence Parrot (CAN) 74.30
9. Mark McMorris (CAN) 73.85
10. Emil Ulsletten (NOR) 72.05