Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 519 | Juliana Armelim |
ACM-A
|
M 40 | 00:17:56.00 |
| 2 | 798 | Vera Machado |
IND
|
M 40 | 00:19:29.00 |
| 3 | 795 | Mara Célia Reis da Fonseca |
IND
|
ND | 00:23:37.00 |