Blockage russian

• зава́л

  а large amount of something that has accumulated over a period of time

  state of being very busy overloaded with work

  a blockage consisting of something fallen or fallen (usually trees or stones)

• ва́нтуз

  plunger (device for removing blockages by suction), suction cup, sink plunger

Examples

• В це́лях обще́ственной безопа́сности авари́йные вы́ходы не до́лжны быть перекрыты.Emergency exits must be kept free of blockages for public safety.