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Technical Specifications

  • Length: 15.4 km (about 16.9 km until 1/1/1998; however, part of it now belongs to the district town Berchtesgaden)
  • The road climbs from an altitude of 850 m in Oberau and 750 m in Obersalzberg to 1,570 m at the crest
  • Maximum incline: 13%
  • The turns in the southern ascending part have the smallest radius (12 m).
  • Maximum transverse slope: 8 %
  • Width of the road: 7 – 9 m
  • Altitude difference: about 1,100 m
  • Number of bridges: 14
  • Longest bridge construction: 135 m (Lehnengew├Âlbe, arched bridge at the crest)
  • Highest bridge construction: 20 m (Prielgraben Bridge)
  • Length of the support abutments: 1,600 m

Miscellaneous:

  • About 400 parking spaces around lookout points
  • Two toll stations
  • Sum total of new snow in winter: 580 cm at crest level
  • Costs of road maintenance: approximately two to three times higher than for main roads in the valley