圧あっ雪せつ

noun, noun or participle which takes 'suru', transitive verb

compacting snow; compacted snow

Refers to both the act of pressing snow into a dense layer (e.g., by grooming machines or vehicles) and the resulting hard-packed snow surface. Common in contexts like ski resort grooming, road maintenance, and snow construction.

• スキー場じょうでは毎まい朝あさ圧あっ雪せつ作さ業ぎょうが行おこなわれる。

  At the ski resort, snow grooming is carried out every morning.

• 道どう路ろの圧あっ雪せつが凍こおって滑すべりやすくなっている。

  The compacted snow on the road has frozen and become slippery.