- Ingaphezu kwengxenye yezwe, izifundazwe ezingama-30, manje isimemezele ukuthi izomisa ukufakwa kohlelo lokugada oluyimpikiswano emigwaqweni ezweni lonke, ngemuva kokuthi abagxeki bethi bekuwumshoshaphansi woshintsho oluyingozi ekwakhiweni kwe- guardrail osekudale cishe eminyakeni eyishumi nambili edlule.
Ijaji laseTexas lithole ekuqaleni kwale nyanga ukuthi umenzi we-Guardrail, i-Trinity Industries, ukhohlise uhulumeni ngokwenza izinguquko ngo-2005 ngaphandle kokwazisa izikhulu zezokuthutha zikahulumeni noma zombuso, futhi izifundazwe eziningi zamemezela ukumisa i-ET-Plus guardrails entsha.then. emalimeni - inani elilindeleke ukuthi liphindaphindeke kathathu ngaphansi kweziphathimandla ezisemthethweni.
Izifundazwe ezingamashumi amathathu zithe ngeke zisalufaka uhlelo lwe-ET-Plus, kanti ezinye zengezwe zakamuva yiKentucky, Tennessee, Kansas, Georgia kanye nesifunda saseTrinity eTexas. , kodwa angacabangela ukuwashiya endaweni uma uZiqu-zintathu engafakazela ukuthi izinguqulo eziguquliwe ziphephile.
Uhlelo lwe-ET-Plus beluyisihloko sophenyo lwezindaba ze-ABC "20/20" ngoSepthemba, olwalubheka izimangalo zezisulu zokuphahlazeka ezazingasebenza kahle lapho ishayiswa imoto ngaphambili. njengoba iklanywe, i- guardrail “iyakhiya” bese idlula emotweni, kwezinye izimo inqamula izitho zomshayeli.
Ngokusho kwe-imeyili yangaphakathi etholwe yi-ABC News, isikhulu senkampani silinganise ukuthi ushintsho oluthile - ukunciphisa ucezu lwensimbi ekugcineni kwe- guardrail kusuka kumayintshi angu-5 kuya kumayintshi angu-4 - kungasindisa inkampani i-$ 2 nge- guardrail ngayinye., noma u-$50,000 ngonyaka.
I-Federal Highway Administration inikeze u-Trinity kuze kube u-Oct. 31 ukuthi athumele izinhlelo zokuhlola izingozi zemigwaqo noma abhekane nezinhlelo zokumisa ukuthengiswa kwayo ezweni lonke. ukuhlolwa kuyatholakala.
I-Trinity ibilokhu igcizelela ukuthi ama-guardrails aphephile, ephawula ukuthi i-FHWA yagunyaza ukusetshenziswa kwezinsimbi zokuqapha ezibuyekeziwe ngo-2012 ngemva kokubuza imibuzo mayelana nokuguqulwa. ekusebenzeni nobuqotho bohlelo lwe-ET-Plus.