The T-39 Guardrail™ is a strong post thrie-beam system that has been successfully crash-tested with the heavier pickup truck detailed by the FHWA proposed NCHRP "350 update" criteria, as well as to NCHRP Report 350 TL4. In the 39" system height, the thrie-beam attaches directly to Steel Yielding Line Posts (SYLP) eliminating the need for offset blocks.

Features:

• Strong posts with weakening holes at the ground line.
• No offset blocks required.
• Countersunk-Head Bolts and Flange Protectors.
• Mid-span splices between adjacent posts.
• NCHRP Report 350 TL4 compliant.
• Successfully crash tested to FHWA proposed "350 update" criteria.
• Reduced site grading by eliminating spacer block.
• Single-Face or Double-Face (median) application.