Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 330 | Rui Coelho |
SLB
|
SEN | 21:16.96 |
| 2 | 49 | Manuel Marques |
AJS
|
VET 40 | 21:31.78 (<) |
| 3 | 248 | Rúben Santos |
SCB
|
SUB-23 | 22:46.10 |
| 4 | 15 | António Pereira |
ACPV
|
VET 45 | 23:32.70 |
| 5 | 77 | Luís Bidarra |
CAS
|
VET 50 | 24:46.02 |
| 6 | 169 | Eduardo Camarate |
JV
|
JUV | 25:38.37 |
| DNF | 98 | Jaime Santos |
GRECAS
|
VET 45 | x |
| DSQ | 301 | Paulo Martins |
SCP
|
SEN | x (~~~~TR 54.7.5) |