Gibraltar TL-4 Three Cable System

The Gibraltar TL-4 three cable system is used as a median or roadside barrier to prevent vehicles from leaving the roadway. The wired rope system is held in place by a support post with a concrete foundation and is designed to contain smaller vehicles up to 18,000 lb cargo trucks. It is NCHRP Report 350 Test Level 3 compliant on level terrain up to 4:1 slopes.

In stock

Features & Benefits

  • Up to 30 ft. post spacing
  • Driven or socketed posts
  • Quick maintenance and repair times 
  • Options: W-Beam transition and driven anchor 
  • Tested NCHRP Report 350 TL-3 for level terrain up to 4:1 slopes


  • 48” post height

Cable heights:

  • 20″ (508 mm)
  • 30″ (762 mm)
  • 39″ (990 mm)


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