Option: Hike directly to the Dortmunder Hut via Balbachalm and Längentalspeichere (takes 3.5 hours). The tour can be extended from the Dortmunder Hut by taking the Inntal Loop.
You can reach Dortmunder Hut using the road "Landesstraße 13" from the direction of Innsbruck or the road "Landstraße 237" from direction "Ochsengarten". go till the hut "Dortmunder Hütte" in Kühtai. With the bus "Regionalbus 4166" from Innsbruck you can reach the village Kühtai.