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Pavement Supplementary Materials

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COULER SW

Drainage pipe made of hardened steel wire (galvanized)

Overview

Couler SW is a type of hardened steel wire (galvanized) Drainage pipe used for porous asphalt paving and bridge surface paving.

Features

  1. Spiral shape, so easy to use in curved locations
  2. Large internal space to facilitate high drainage capacity
  3. Use of spring steel allowing sufficient load-bearing strength
  4. Easy to install without special tools

Couler SWSW

Applications

  • Drainage pipe on bridge deck slabs
  • Drainage pipe for drainage pavement