28 D / Abra Huayraccasa / High mountain pass at 5.059m (16.597ft). It is one of the highest mountain roads of the country. The road over the pass is asphalted, pretty narrow and steep. Extreme care after rains or snowfalls.
1 S / Abra Patapampa or Abra Pata Pampa / High mountain pass at 4.910m (16,109ft). It is rergarded as the highest paved pass in the Americas. It is asphalted but as you close at high elevations many loose-gravel breaks appear.