Material and product specification support for corrugated steel beams and related items.
Three-wave steel barrier
Thrie-Beam Guardrail
Thrie-beam is commonly specified where a wider beam face or a particular tested system is required. Selection must be based on the target containment level, working width, vehicle class and approved system drawings—not beam profile alone.
Catalog width506 mm
Catalog depth83 mm
Base steel optionsQ235B / Q355B
Surface optionsHDG / powder coating
Application review
Where this product enters the system.
Final suitability depends on the tested or approved complete system, site geometry and the governing project documents.
Bridge approaches
Transitions to rigid barriers
Median applications
Approved higher-demand systems
Supply options
Configure the deliverable.
- 2.75 or 3.0 mm catalog examples
- 4130 or 4320 mm catalog lengths
- Curved profiles on specification
- Matched posts, spacers and transitions
RFQ checklist
Send the right inputs.
- Containment and working-width requirement
- Transition details and adjacent system
- Beam and post configuration
- Coating, markings, inspection and traceability
Project standards
Match the document to the exact supplied configuration.
Our team can organize material, coating, dimensional and test records against your submittal register.
Project documentation support for European road restraint system requirements.
Manufacturing and supply for Chinese corrugated beam guardrail specifications.
Documentation review and configuration support for Australia/New Zealand projects.
Start a project review
Request a Thrie-Beam Guardrail quotation.
Attach the governing specification or drawing if available. We will flag missing system details before pricing.