Nigeria Airways Flight 9805
Jirgin saman Nigeria Airways Flight 9805 jirgin jigilar kaya ne daga Filin jirgin saman King Abdulaziz na Jeddah zuwa Filin jirgin saman Malam Aminu Kano da ke Kano, Nigeria . A ranar 19 ga watan Disambar shekara ta 1994, jirgin Boeing 707-3F9C da ke yawo akan hanya ya gamu da gobara a cikin jirgin sannan ya auka wa wata fadaddiyar kasa kusa da Kiri Kasama, karamar hukumar Hadejia, Najeriya. Daya daga cikin ma’aikatan jirgin uku da fasinjojin guda biyu sun mutu. Binciken ya yanke shawarar cewa abu mai haifar da zafi shine mai yiwuwa faruwar hakan.

Jirgin sama da ma'aikata 
Jirgin da ya yi hatsarin Boeing 707-3F9C ne da aka yi a shekara ta 1972 ya yi rijista 5N-ABK zuwa kamfanin jirgin na Nigeria Airways. Jirgin ya yi tafiyar awa 31,477 na jirgin kafin hatsarin. Kyaftin din yana da awanni 10,917 na jirgin, 3,594.5 daga ciki kan jirgin Boeing 707. Jami'in na farko ya sami lasisin tukin jirgi biyu Boeing 707 da Boeing 727, jimillar awanni 55 na jirgin sama, sama da 2,000 daga ciki a kan Boeing 707. Injiniyan jirgin yana da jimillar awanni 249 na jirgin. A lokacin afkuwar hatsarin jirgin ya sami ragowar man na awanni 2.5 kuma yana dauke da kaya kimanin tan 35.

Fasinjoji 
Jirgin jirgin fasinja ne dauke da fasinjoji biyu da ke kan hanyarsu ta zuwa Kano, Injiniyan kasa da kuma mai daukar kaya, dukkansu sun mutu a cikin hatsarin.

Jerin abubuwan da suka faru 
Jirgin ya shirya jigilar pallar kaya 13 ba komai a Jeddah sannan ya dawo Kano. Jirgin ya kusan sokewa saboda an saka paltoci biyar a cikin jirgin, kuma ma'aikacin da ke da mabuɗan wurin ajiyar dutsen da ba shi da rahoto bai je aiki ba a ranar. Kyaftin din ya kusan soke jirgin har sai da aka yi shirin kara wasu pallar kaya bakwai. Jirgin ya dauki kimanin 17:00 UTC ya isa Jeddah 'yan mintoci kaɗan da ƙarfe 22:00 UTC. Da ma lokacin juyawa zai dauki awa daya da rabi, amma ya dauki awanni biyu da rabi tunda dole ne a yi jigilar kayan bayan an isa Jeddah. Jirgin ya shirya tsaf don tashin sa da karfe 00:30 UTC, amma a yayin fara aikin injin lambar 4 ba za ta fara ba. Injin mai lamba 4 aka gyara kuma jirgin ya tashi da karfe 13:48 UTC akan hanyar zuwa Kano kuma ana sa ran kano da misalin karfe 18:19 UTC. Ba a gargaɗar da kyaftin ɗin ba game da kowane kayan abu mai haɗari ko haɗari a ciki. Injiniyan jirgin ya hangi wani wari a cikin matattarar jirgin a matakin jirgi na 35 yayin da jirgin ya kusanci N'Djamena, da misalin karfe 17:00 UTC. Sauran ma'aikatan da injiniyan ƙasa da maigidan da ke ɗora kaya sun tabbatar da cewa warin ya cigaba na ɗan lokaci. Fasinjojin biyu sun nuna alamun wari zuwa pallet 11 kuma wanda ya bayyana kamar ba shi da kyau. Bayan an basu na'urar kashe gobara sai suka shafa a pallet kuma idan suka dawo suna numfashi sama sama. Bayan haka an bi hanyar kwashe hayaki kuma warin na wani lokaci. An share jirgin don sauka a 18:00 UTC. Ba da daɗewa ba bayan haka kuma gargaɗin maigidan ya bi bayan minti ɗaya da karar gargaɗin wuta. Tare da hayaki ya shiga cikin gidan, jirgin ya shiga  a minti daya. An rasa ikon sarrafa filayen. Injiniyan jirgin ya fara watsa rediyo zuwa kamfanin jirgin a 18:04:57 UTC wanda ya kare ba zato ba tsammani da karfe 18:05:04, daidai lokacin da rikodin muryar jirgin ke tsayawa. Wadanda suka tsira (kyaftin din da injiniyan jirgin) duk sun bayar da rahoton cewa fashewar ta farko ta tayar da motar kuma jirgin ya yi rawar jiki. Jirgin ya sauka a hankali a cikin ciyawar amma ya mirgine kan hulɗar ruwan. Daga nan jirgin ya fashe a karo na biyu kuma ya lalace.

Mai yiwuwa Dalilin 
A cewar rahoton hatsarin: "Dalilin da ya haifar da wannan hatsarin shi ne abu mai samar da zafi wanda aka boye shi a cikin kayan yadudduka a cikin pallet mai lamba 11 a cikin jigilar kayan jirgin. Zafin da ya fito daga pallet ya haifar da hayaki wanda ya haifar da babbar damuwa a cikin matattarar jirgin sannan daga baya ya haifar da fashewa wanda ya yi matukar illa ga kulawar jirgin. ”

Duba kuma 

 Hadarin jirgin sama na Kano, mummunan hatsarin jirgin Boeing 707 da aka yi aiki a madadin kamfanin na Nigeria Airways

Manazarta

Hanyoyin haɗin waje 

 Rahoton Karshe(  ) - Ma'aikatar Sufurin Jiragen Sama ta Tarayyar Najeriya
Hadarin jiragen sama a najeriya
Najeriya a 1994
Filayen jirgin sama