Permacast’s box culverts are designed and manufactured to meet Main Roads WA standards, offering a high-quality, cost-effective solution for drainage, small bridge crossings, and culvert networks. Our team can accommodate custom specifications including skewed, splayed or high-load requirements.

Civil Drainage and Utility Systems

Capabilities

• Available in standard and non-standard sizes
• Compatible with base slabs, link slabs, headwalls and wingwalls
• Engineered for fast, safe installation
• Manufactured under strict quality controls for durability and watertightness
• Designing and supplying box culverts that comply with MRWA standards and mine specifications

Applications

• Road and rail drainage
• Flood mitigation
• Agricultural and urban infrastructure

 

Download Standard RCBC Chart