Chokwadi chaive runhare rwepedyo, uye ese ari maviri Federal Aviation Administration (FAA) neNational Transportation Safety Board (NTSB) vari kuferefeta. Pakupedzisira, zvakatora mutongi wendege nevatyairi vendege idzi kuti vatange kuita chiito kudzivirira kubonderana kwemhepo kunouraya.
Nguva dzinotyisa mudenga pamusoro peSan Francisco Airport dzinotanga nguva pfupi yasimuka yeUnited Airlines jumbo jet. Flight 889 inoenda kuChina iine 268 vafambi nevashandi. Mutyairi wendege anobvuma mvumo yenguva dzose yekusimuka:
United Pilot: "Yakacheneswa kuenda. United, um, katatu 889. "
Asi sezvo jet yeUnited iri kukwira nepakati petsoka 1,100, mutongi wenhandare yendege, uyo arikusanganawo nemutyairi weCessna diki, anoona kuti ndege dziri pedyo uye kuvhara. Anoudza mutyairi weCessna kuti aende kuseri kwendege yeUnited.
Mutongi: "7-echo chengetedza zero kupatsanurwa ... pfuura kuseri kwendege."
Cessna Pilot: "7-0 ichapfuura kumashure kwake."
Uye ane maodha evashandi veUnited zvakare.
Mudzori: "889 - tanga kuenda kurudyi kwako, chengetedza kupatsanurwa kunoonekwa."
Michael Barr weUSC Aviation Safety & Security Programme akati, "Ndege yakareruka yabva kuUnited Airline. Ndiwo maonerwo akaitwa kaputeni nechepazasi pendege iyi, saka paive padhuze.
Padhuze, chokwadi, ndege dzakangosiyana 300 tsoka dzakapatsanuka uye 1,500 tsoka dzakaparadzana dzakachinjika. Mujongwe rejeti reUnited, alarm yekudzivirira kudhumha inorira, ichiyambira vatyairi vendege kuti vaburuke kuti vadzivise tsaona yepakati pemhepo. Inonzi chenjedzo yeTCAS. Vashandi veUnited, sezvavanosimudza ndege pasi, zviri pachena kuti havasi kufara.
United Pilot: "Zvakanaka, izvo zvakamisa TCAS iyo ... yanga iri ... tinoda kutaura."
Mutungamiriri: "Roger."
Uye, chokwadi, yaive United Airlines yakakumbira iyo NTSB kuti iongorore chiitiko ichi. Kudanwa kwepedyo kwakaitika mangwanani eMugovera, asi tiri kungodzidza nezvazvo panguva ino. Uye panguva ino yekutanga, zvinoita sekunge yanga iri chikanganiso chemutyairi wendege akaisa ndege idzi padyo.
