Armorwire Wire Rope Barrier System Introduction The Armorwire Test Level 3 – 3 Wire Rope and Test Level 4 – 4 Wire Rope Barriers have been tested to the guidelines in NCHRP 350 for longitudinal cable barriers. When installed correctly the system will allow an errant vehicle to be stopped, contained or redirected in a safe manner. Features | | Tested to NCHRP 350 TL-3 and TL-4 | | | Exceptionally good vehicle control and behaviour | | | Can be used in either edge of road or median application | | | Easily installed and zero maintenace | | | Alternative foundation pile size options available | | | Easily repaired after impact | | | Designed and manufactured in New Zealand | | | Low cost patented technolody | Specifications | | All posts are hot dip galvanised (white podwercoating optional) | | | Wire Rope - 19mm 3 x 7 strand, pre-stretched by 35% | | | Cable heights (to the centre) as per the technical drawings | | | Typical line post footing piles are 300 diameter x 750mm (0.05m3) | | | Length of need is met at Post 5 (where post 1 is the trigger post) | | | Posts 2 - 5 are spaced at 2m (LoN to the trigger post) | Standards and Approvals Armorwire Wire Rope Barriers have been designed and tested to meet the evaluation cirteria of NCHRP 350 Test Level 3 and 4.
Test Level 4 - 4 Rope Armorwire only has been accepted by NZTA for use on New Zealand State Highways. Technical Drawings For technical drawings of Armorwire Wire Rope TL-3 - 3 and TL-4 -4 Wire Rope Barrier go to the Installation & Product Manual. Crash Test Results For more information on crash test results go to the Installation & Product Manual. Crash test deflection results - test barrier length 130m | 2000 kg pickup truck at 100kph at 25' angle | Post spacing 3.0 | Deflection 1.54 m | | 8000 kg truck at 80kph at 15' angle | 3.0 | 1.1 m |
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