High winding roads are all equipped with these arms for winter use. The small sign near the road warns you not to stop in the area ahead due to its susceptibility to avalanches. The arms are lowered if an avalanche has occurred or if the highways department is firing off shells to do avalanche control.
Wednesday, December 17, 2008
Avalanche arms
High winding roads are all equipped with these arms for winter use. The small sign near the road warns you not to stop in the area ahead due to its susceptibility to avalanches. The arms are lowered if an avalanche has occurred or if the highways department is firing off shells to do avalanche control.
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