Start from the platform high to the right, Traverse your way over to the left following a good crack, then straight up, same finish as the "Ekte mannfolk lukter diesel" route.
Climb to the top of "Ekte manfolk lukter diesel" then climb up to the bridge, high risk if you fall, but the climbing up to the bridge is easy. Climb your way under the bridge to the third pole, drop down into the water.