Sentry Barrier TL-4 ThrieBeam System – Longitudinal Barrier

The Sentry Barrier TL-4 ThrieBeam System is a roadside Thrie-beam guardrail system suitable for containing, redirecting and shielding vehicles from roadside obstacles.

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SentryBarrierTL-4LongitudinalSystem1

Description


The TL-4 ThrieBeam barrier has been designed and tested to meet the evaluation criteria of MASH Test Level 4 for a longitudinal barrier.

This is the current and highest performance testing criteria in line with AS/NZS 3845.1:2015, exceeding the requirements of NCHRP 350 Test Level 4.

MASH Test Level 4 compliant as a permanent Longitudinal TL-4 Barrier system.

AS/NZS 3845.1:2015 compliant and recommended for acceptance by the Austroads Safety Barrier Assessment Panel (ASBAP) and is recommended for use with the MAX-Tensional End Terminal range.

For more information about the TL-4 ThrieBeam System contact ACP via phone or email.

Features

  • Less components, weight and footprint than public domain TL-4 Thrie Beam guardrail
  • Proprietary washer and post slot allow for easy and fast installation with no special tools
  • Superior dynamic deflection results that is more forgiving on vehicle impacts
  • Conventional ‘C’ shaped post but shorter, smaller profile and lighter than public domain
  • No block out, stiffener or bracket required between rail and post connection
  • Large flexibility and tolerance in system height to accommodate easy transitioning

Specifications

  • System width: 200 mm
  • Height to top of rail: 1050 mm
  • Height to top of post: 1040 mm
  • Post Weight: 20.5 kg
  • Post Length: 2000 mm
  • Post Spacing: 2.00 mm
  • MASH TL-4.10 (1,100 kg Vehicle)
    Dynamic deflection: 1.06 m
  • MASH TL-4.11 (2,270 kg Vehicle)
    Dynamic deflection: 1.45 m
  • MASH TL-4.12 (10,000 kg Vehicle)
    Dynamic deflection: 1.53 m

Standards and Approvals

  • MASH Test Level 4 compliant as a permanent Longitudinal TL-4 Barrier system
  • AS/NZS 3845:2015 Compliant
  • Austroads Safety Barrier Assessment Panel (ASBAP) recommendation for acceptance
  • Accepted for use across all Australian road traffic authorities
  • Approved connection to the Austroads public domain transition from strong-post Thrie-Beam to rigid concrete barrier SBTA 21-005