| Serie 1 |
| Jose Illanes Alvarez | Everest | 7 | 12.22 | 5 q |
| Pedro Noseda Polanco | Verbo Divino | 3 | 12.52 | 7 q |
| Roberto Vergara Chomon | Cordillera | 4 | 12.59 | 8 q |
| Santiago Pinto Azócar | San Francisco Javier de Huechuraba | 6 | 14.04 | 17 |
| Tomás Quemada Elton | Monte Tabor | 5 | 14.37 | 18 |
| Cristian Hevia Hurtado | San Francisco de AsÃs | 2 | DNS | |
| Leonardo Lepori Ortiz | Saint John's Villa Academy | 8 | DNS | |
| Serie 2 |
| Leon Fuenzalida Urzua | Verbo Divino | 3 | 11.96 | 1 q |
| Ignacio Germán Jensen Correa | Saint George's College | 2 | 12.07 | 3 q |
| Nicolás Ceresa Alfaro | Saint George's College | 8 | 12.12 | 4 q |
| Federico Rinsche Palma | San Anselmo | 4 | 12.31 | 6 q |
| Gonzalo Marin Cousiño | Tabancura | 5 | 13.28 | 10 |
| Felipe Sahli Fischer | Tabancura | 1 | 13.42 | 11 |
| Antonio Gallastegui Lorenzini | Huinganal | 6 | 13.48 | 12 |
| Felipe Cortes Rojas | San Francisco de AsÃs | 7 | 16.41 | 23 |
| Serie 4 |
| Martin Casali Irarrázabal | Saint George's College | 5 | 11.99 | 2 q |
| Pedro Covarrubias Hurtado | Tabancura | 4 | 13.66 | 13 |
| Gustavo Mallea Rocha | SSCC Alameda | 8 | 13.73 | 15 |
| MartÃn Barranco Guzman | Cumbres | 3 | 13.98 | 16 |
| Vicente Saavedra Calderon | SSCC Alameda | 7 | 14.89 | 20 |
| Benjamin Cerda Ruiz Tagle | Huinganal | 6 | 15.70 | 22 |
| Pablo José Droste GarcÃa | San Isidro | 2 | DNS | |
| Serie 5 |
| Felipe Novoa Gillet | Verbo Divino | 6 | 12.74 | 9 |
| Ricardo Calvert Lopez | Padre Hurtado | 8 | 13.72 | 14 |
| ValentÃn Andrés Sánchez Clavel | Instituto Alonso de Ercilla | 4 | 14.38 | 19 |
| Pedro Donoso Dittborn | Monte Tabor | 3 | 15.40 | 21 |
| Vicente Ignacio Gentico Molina | Carampangue | 5 | DNS | |
| Leon Alonso Garate Mancilla | SSCC Alameda | 7 | DNS | |