Bangaphezu kuka-130 amajeli ama-Boeing amanjini awo abhekene nengcuphe yokuqhwaza ngaphansi kwezimo ezingavamile angaqhubeka nokundiza izindiza ezinde ezinqamula izwekazi kuze kube sekuqaleni kuka-2011, iFederal Aviation Administration yamemezela ngesonto eledlule esinyathelweni esizenqaba izexwayiso zochwepheshe bezokuphepha nabashayeli bezindiza.
Izingxenye ezimbili ezisolwayo enjinini ye-Rolls-Royce esetshenziswa izindiza ze-Boeing 777 zizoshintshwa ngo-2011. Abalawuli be-Federal bathi izinyathelo zokuphepha zesikhashana ezindizeni zanele ukuvimbela ukungahambi kahle, njengokuvalwa kwenjini emaphakathi noma ukwehla kwezimo eziphuthumayo, ngokusho kwe-Wall. Umbiko we-Street Journal ($) ngoMsombuluko.
Ngaphambilini iNational Transportation Safety Board yayinxuse i-FAA ukuthi isheshise ukushintshwa kwezinsimbi okungenani enjinini eyodwa kwezimbili zezindiza. I-Air Line Pilots Association yeluleke ngokuhlukile isenzo esisheshayo.
Ukutholakala okulinganiselwe kwezingxenye kungesinye sezizathu zomnqamulajuqu wakamuva, imithombo yemboni itshele Ijenali.
Ngokombiko, ukuvalwa okubangelwa yiqhwa kuyivelakancane - yizigameko ezintathu kuphela ezibikiwe ngaphezu kwezigidi zezindiza. Esinye salezo zenzakalo senzeka lapho indiza yeBritish Airways ifika eduze komzila wezindiza e-London's Heathrow Airport ngoJanuwari 2008, kwalimala abantu abangu-13.
Izinyathelo zokuphepha zesikhashana zonke ziyasebenza, okusho ukuthi abashayeli bezindiza kufanele bathathe izinyathelo ezithile zokuvikela ukwakheka kweqhwa, okungenzeka ngezikhathi zohambo olude ezindaweni eziphakeme ezindaweni ezishisayo.
IBoeing neRolls-Royce bathe basaqhubeka nokucwaninga ngenkinga yeqhwa. I-American Airlines, esebenzisa i-Boeing 777 ithe izozama ukuqedela ukushintshwa ngokushesha okukhulu.
