Jami’an tsaro sun yi kokarin gargadi matukin jirgin a wani mummunan hatsarin da ya faru a tsakiyar kogin Hudson

Masu bincike na tarayya sun fada a ranar Juma’a cewa wani jami’in kula da zirga-zirgar jiragen sama a makon da ya gabata ya kasa yin taka-tsan-tsan, sannan ya yi yunkurin karkatar da wani jirgin sama mai zaman kansa a cikin hadarin jirgin da wani jirgin sama mai saukar ungulu daga shawagi a kan cunkoson kogin Hudson da ke kusa da birnin New York.

Sun kuma gano cewa mai kula da zirga-zirgar jiragen yana kan "kiran wayar da ba ya da alaka da kasuwanci" - tare da budurwarsa - a lokacin hadarin.

Mutane tara ne suka mutu a hatsarin.

Hukumar Kula da Sufuri ta Kasa a Washington ta ba da sabuntawa kan “bayanan gaskiya” da ta samo asali daga binciken da ta yi game da karon tsakar rana tsakanin birnin New York da jihar New Jersey ta Amurka a cikin tsayayyen yanayi.

Jirgin mai injin guda daya dauke da mutane uku ya taso ne daga filin jirgin saman Teterboro da ke New Jersey da misalin karfe 11:48 na safe agogon EDT, kuma ma’aikacin yawon bude ido dauke da ‘yan yawon bude ido guda biyar na Italiya da matukin jirgin ya taso daga Heliport mai lamba 30 na birnin New York da misalin karfe 11:52 na safe. Sanarwar ta NTSB ta ce.

“A 11:52:20 (am EDT) mai kula da Teterboro ya umurci matukin jirgin (jirgin sama) da ya tuntubi Newark (NJ, Airport) akan mita 127.85; jirgin ya isa kogin Hudson da ke arewacin Hoboken, NJ, daga birnin New York, bayan dakika 40, "in ji NTSB. "A wancan lokacin akwai jiragen sama da yawa da na'urar radar ta gano a yankin nan da nan gaban jirgin, ciki har da jirgin sama mai saukar ungulu, wadanda dukkansu ke iya haifar da rikici na zirga-zirgar jirgin."

"Mai kula da hasumiya na Teterboro, wanda ke yin kiran waya a lokacin, bai ba da shawara ga matukin jirgi na rikice-rikicen zirga-zirgar ababen hawa ba," in ji masu binciken. "Mai kula da hasumiya na Newark ya lura da zirga-zirgar jiragen sama a kan kogin Hudson kuma ya kira Teterboro ya nemi mai kula da jirgin ya umurci matukin jirgin da ya juya zuwa kudu maso yamma don magance rikice-rikice."

"Mai kula da Teterboro ya yi ƙoƙarin tuntuɓar jirgin amma matukin jirgin bai amsa ba," in ji NTSB. “Hatsarin ya faru ne jim kadan bayan haka. Wani bita da aka yi na hanyoyin sadarwar da aka yi rikodin zirga-zirgar jiragen sama ya nuna cewa matukin jirgin bai kira Newark ba kafin hatsarin ya faru.”

Kafofin yada labarai na cikin gida sun ce mai kula da wayar da ba na kasuwanci ba yana magana da budurwarsa kuma mai kula da hasumiya ya bar harabar. An bayar da rahoton cewa an dakatar da su duka biyun.

An gano gawarwaki biyu na karshe da wani babban bangare na karamin jirgin sama mai zaman kansa a karshen makon da ya gabata tare da wani jirgin sama mai saukar ungulu na rangadi a birnin New York, inda mutane tara suka mutu, a jiya Talata daga kogin Hudson da ke tsakanin birnin New York da New Jersey, in ji 'yan sanda.

An gano gawarwakin bakwai daga cikin wadanda aka kashe tun da farko.

Jami’an ‘yan sandan Amurka sun ce, tarkacen ja da fari na jirgin na Piper ya tashi ne daga cikin ruwa mai nisan taku 60 a tsakiyar kogin da yammacin yammacin ranar da wani jirgin sojan Amurka na injiniyoyi da ke shawagi a ciki, in ji ‘yan sanda, lokacin da aka gano gawarwakin na karshe. An kai tarkacen jirgin zuwa Pier 40 a ƙananan Yammacin Side na Manhattan. An gano tarkacen jirgin Eurocopter a ranar Litinin.