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Gibraltar Global Cable Barrier System

TL-4 Four Cable

TL-4 Four Cable

Full-scale vehicle crash/impact testing has been completed to evaluate the safety performance of our TL-4 four cable longitudinal cable barrier and resulted in acceptance from the FHWA for the Gibraltar TL-4 for use as a highway safety barrier. The appraisal factors for evaluating crash test performance are: structural adequacy, occupant risk and after-collision vehicle trajectory. A test level is defined by impact conditions (speed, approach angle and vehicle type.

Through design and testing Gibraltar has received acceptance from the FHWA for various installation options and system features for the TL-4 which allow Gibraltar to provide the customer with the most cost effective solution for their specific need.

TL-4 Four Cable Order Forms See the testing details for both the NCHRP 350 and EN 1317 specifications below.
The Gibraltar TL-4 four cable barrier consists of a 4-strand, high tension cable barrier providing a cost effective solution designed to contain and redirect errant vehicles from hazards.
Special Features: Gibraltar Test Level 4 (4 Cable)
  • FHWA Acceptance
  • Tested NCHRP Report 350
  • 4:1 Slope Application
  • Up to 30ft Post Spacing
  • Driven or Socketed Posts
  • W-Beam Transition (Option)
  • Driven Anchor Option
The TL-4 four cable system is designed to contain vehicle types from smaller cars up to 18,000 lb cargo trucks.
The Gibraltar EN 1317 TL-4 four cable barrier consists of a 4 cable strand, high tension cable barrier providing a cost effective solution designed to contain and redirect errant vehicles from hazards.
Special Features:  EN 1317 TL-4 Four Cable
  • 120 km/hr High Speed Crash Tested
  • TRL Acceptance
  • Post Spacing from 1.8M to 5.4M
  • W5 Rated Working Width
  • NCHRP 350 Approved Terminal Anchorage
The H1-W5 is designed to contain vehicle types from smaller cars up to 10,000 kg cargo trucks.
Full scale vehicle crash/impact testing has been completed to evaluate the safety performance of our EN 1317 - TL-4 four cable longitudinal cable barrier.  All testing procedures were conducted as prescribed by EN 1317 and resulted in acceptance from TRL for the Gibraltar EN 1317 TL-4 four cable barrier for use as a highway safety barrier.  Through design and testing Gibraltar has received acceptance from TRL for various installation options and system features for the EN 1317 TL-4 four cable barrier.  These features allow Gibraltar to provide the customer with the most cost effective solution for their specific need.