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