We heard, that Sørstulen is in good condition. From Ringebu drive up to Vinkellfellet. Continue on the Stulsvegen. Just at the dam is a toll station. You can use a creditcard to pay the toll. It's 330 NOK. It's about an 8 km drive uphill to 61.5806025,10.2148113.
From here hike to the top of the route 61.5732025,10.2230113.
From there, you rappell three times 60 m to the start of the route.