| Serie 1 V.V. +1.4 |
| Agustin Valdes Zegers | Tabancura | 5 | 11.64 | 6 q |
| Paul Little Soza | Cumbres | 4 | 12.05 | 9 |
| Agustín Bianchi Palacios | Verbo Divino | 3 | 12.23 | 12 |
| Diego José Guzman Undurraga | Everest | 2 | | |
| Gustavo Ríos A | San Anselmo | 6 | | |
| Paulo Noemi Zuleta | Saint George's College | 7 | | |
| Diego Schiesewitz Gonzalez | SSCC Manquehue | 8 | | |
| Serie 2 V.V. +0.3 |
| Baltazar Valenzuela Bruce | Saint George's College | 7 | 11.04 (CR) | 1 q |
| Joaquin Alberto Daza Herrada | Liceo Bicentenario - Talagante | 8 | 11.12 | 3 q |
| Matias Concha Malbrán | Verbo Divino | 5 | 11.99 | 8 q |
| Cristóbal Riesco Carrasco | Everest | 3 | | |
| Rafael Irarrázaval Larraín | Cordillera | 4 | | |
| Francisco Caparros Fuentes | SSCC Manquehue | 6 | | |
| Serie 3 V.V. +1.7 |
| Antonio Pereira Vasquez | Saint George's College | 8 | 11.06 | 2 q |
| Tomás Irarrázaval Varela | Cumbres | 6 | 11.39 | 4 q |
| Raimundo Lazo Rivera | SSCC Manquehue | 7 | 12.26 | 13 |
| Jorge Ruiz-tagle Edwards | Cordillera | 3 | 12.27 | 14 |
| Pablo Salamanca Lopez | Andree English School | 2 | | (F.C.) |
| Iñigo Correa Samaniego | San Anselmo | 4 | | |
| Tomas Ward Correa | Tabancura | 5 | | |
| Serie 4 V.V. +1.3 |
| Santiago Hurtado Cetty | Cordillera | 4 | 11.43 | 5 q |
| Juan Miguel Ovalle Valdés | Verbo Divino | 5 | 11.67 | 7 q |
| Fermin Valenzuela Leppe | Tabancura | 6 | 12.09 | 10 |
| Martín Chavez Osses | San Anselmo | 8 | 12.22 | 11 |
| Joaquín Valenzuela González | Cumbres | 3 | 12.49 | 15 |
| José Alonso Lecaros | Everest | 7 | | |
