QuadGuard CZ (NCHRP 350 Engineered) Tau II (NCHRP 350 Engineered) An engineered connection is one that has been designed and jointly agreed by Highway Care and the crash cushion developer as acceptable for use. These may also require approval from relevant road authorities –...
Crash cushions or connections/transitions should be used when impact to either the approach or departure end of a run of HighwayGuard™ may occur. Currently accepted are; Highway Care BG800™ Barrier Transition (MASH Crash tested). See drawing HG-70-03 for anchor arrangement for this transition. QuadGuard CZ Crash Cushion (NCHRP 350 Engineered).
Alternative ground conditions may be acceptable but could require different anchor solutions. 3) What can HighwayGuard™ attach to? There is a tested transition to Highway Care BG800™. 4) Does HighwayGuard™ require anchoring? HighwayGuard™ is an anchored system and must always be anchored as a minimum with 6 anchors at the start and end of the barrier run if not connecting into BG800™...
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