A road with 90 hairpin turns to Tinki La

Tinki La is a high mountain pass at an elevation of 5.222m (17,132ft) above the sea level, located in Dinggyê County in the Tibet Autonomous Region of China. 

Tinki La

The pass runs east-west from Langgong to Kangba. The road to the summit is unpaved and steep. 4x4 vehicles only. It’s totally impassable in winters. Starting from Langgong, the ascent is 14 km long via 90 sharp hairpin turns. The elevation gain is 1.012 meters. The average gradient is 7.22%. The climb hits about 14-15% through some of the corners.
Road suggested by: Hugh Wilson