| 1 | 104 | Plaza Cazón Josefina | 45 a 49 |
56:58.6 | --100%15,33%14,35% |
| 2 | 18 | Rueda Rita Victoria | 45 a 49 |
57:08.0 | +0:09.4+0,27%99,73%15,09%14,12% |
| 3 | 151 | Lopez Cintia Araceli | 45 a 49 |
1:01:38.4 | +4:39.8+8,18%92,43%8,40%7,34% |
| 4 | 10 | Chocobar Maria Del Valle | 45 a 49 |
1:02:39.7 | +5:41.1+9,98%90,93%6,88%5,80% |
| 5 | 136 | Gutierrez Patricia | 45 a 49 |
1:03:51.2 | +6:52.6+12,07%89,23%5,11%4,01% |
| 6 | 125 | Ojeda Mónica Corina | 45 a 49 |
1:04:37.4 | +7:38.8+13,42%88,17%3,96%2,86% |
| 7 | 128 | Mercado Luciana | 45 a 49 |
1:04:40.2 | +7:41.6+13,50%88,10%3,89%2,79% |
| 8 | 534 | Arancibia Natalia Gisel | 45 a 49 |
1:06:31.4 | +9:32.8+16,76%85,65%1,14%0,00% |
| 9 | 511 | Ramirez María Edith | 45 a 49 |
1:08:54.4 | +11:55.8+20,94%82,69%-2,40%-3,58% |
| 10 | 513 | Duran Noemi | 45 a 49 |
1:10:21.1 | +13:22.5+23,47%80,99%-4,55%-5,75% |
| 11 | 14 | Galli Gabriela | 45 a 49 |
1:10:23.5 | +13:24.9+23,54%80,94%-4,61%-5,82% |
| 12 | 63 | Benicio Betancur Claudia Marcela | 45 a 49 |
1:10:25.4 | +13:26.8+23,60%80,91%-4,66%-5,86% |
| 13 | 523 | Courtade Veronica Natalia | 45 a 49 |
1:11:54.0 | +14:55.4+26,19%79,24%-6,85%-8,08% |
| 14 | 94 | González Mariana Rocío | 45 a 49 |
1:14:13.7 | +17:15.1+30,28%76,76%-10,31%-11,58% |
| 15 | 52 | Cruz Teresa | 45 a 49 |
1:25:03.8 | +28:05.2+49,30%66,98%-26,41%-27,87% |