Structural plastic lumber offers a durable, eco-friendly alternative to treated wood for heavy commercial infrastructure projects. This versatile material performs exceptionally well in harsh environments including salt water, intense sun exposure, and corrosive conditions.
Applications
- Bridges
- Marine structures
- Boardwalks
- Docks and piers
- Fendering systems
- Can be wet set directly into concrete
Composition
- Made from recycled polyethylene
- Reinforced with chopped fiberglass
- Contains UV inhibitors and colorants
- Optional fiberglass rebar available for enhanced strength
Performance Benefits
- Up to 50 year limited warranty
- Waterproof and non-leaching
- Resistant to insects and marine borers
- Impervious to salt, mold, dry rot, and corrosives
- Graffiti resistant and non-splintering
Maintenance Advantages
- Maintenance free – no painting, staining, or sealer required
- Long-term aesthetic appeal
- Toxin free
Installation & Usage
- Compatible with standard woodworking tools
- Uses standard fasteners and connectors (see: https://www.strongtie.com/)
- Retains fasteners up to 30% better than standard wood
- Subject to engineering review
Environmental Benefits
- Up to 100% recycled materials*
- Fully recyclable
- ASTM tested
(*) Specific product recycled content upon request
Note: Structural plastic lumber is not a direct replacement for wood. (See technical data below.)
Technical Data
- Structural-X HDPE Lumber Technical Data
- Standard (ML) Structural Lumber Technical Data – PDF
- Structural-X: Recycled Structural Composite Lumber – PDF
- Railroad Ties – PDF
Span Charts
- Structural Span Chart – Decking Mode
- Structural Span Chart — Joist Mode, 16″ on center
- Structural Span Chart — Joist Mode, 24″ on center
Value Engineered Custom Profiles
*For Reference, should be reviewed by licensed engineer.