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Hesselberg Hydro

Dense Stone Asphalt

Structure and Properties

  • A gap-graded, overfilled mix of stone, sand, filler and bitumen.
  • Impermeable – no compaction required.
  • Pre-fabricated for underwater applications.

Applications

  • Toe constructions.
  • Underwater protection of structures (tunnels, pipelines)
  • Inclined or vertical cores for dams
  • Easily worked so appropriate for awkward situations