Bincike na B-25 Bomber da Crashed a 1956 a kan Mon
Ranar 31 ga watan Janairu, 1956, wani jirgin saman Mitchell B-25, a wani jirgin sama daga Nellis Air Force Base, a Nevada zuwa Olmstead Air Force Base a Harrisburg, ya rushe a kogin Monongahela (wanda ake kira "Mon"), a waje da Pittsburgh . Rundunar 'yan sandan shida sun tsira sakamakon wannan hadarin, amma daga bisani wasu daga cikinsu suka yi ikirarin cewa dutsen ruwa na Mon kogin.
Abin da ya faru a cikin makonni biyu masu zuwa ya zama daya daga cikin manyan abubuwan da aka samu a cikin Pittsburgh.
Menene ya zama Bomb 25?
Ka'idoji Game da Abin da ya faru ga B-25 Bomber
A cikin makonni biyu da suka faru bayan hadarin, an gudanar da bincike don jirgin saman, amma ba a sami alamun B-25 ba. Ka'idoji game da ɓacewar jirgin sama suna da yawa kuma ana tattaunawa har yanzu a cikin Pittsburgh.
Wadansu suna zaton jirgin yana dauke da kayan asirin makamai na nukiliya, gas maida, Mafia kudi, ko Howard Hughes. Shaidun shaidar shaidar asibiti. Wani labari ya ce, "Daruruwan sojoji sun sauko zuwa wurin da suka haddasa suka rufe kogin, suka tsare bankuna kogin yayin da jiragen ruwa suka shiga kuma suka jawo bam din a filin. zuwa ɗaya daga cikin mitoci na gida kuma ya narke. " Bambanci akan wadannan labarun sun hada da jirgin saman da ake yanki a kan tekun da kuma tayar da shi, barazanar masu shaida a bakin teku, har ma da labarin wani 'mutum bakwai' wanda aka cire daga kogi.
Labarin yana da kyau kamar yadda kamfanin samar da fina-finai ke tunanin yin fim game da Mystery na Mitchell Ghost Bomber.
Asirin B-25 ya jimre har tsawon shekaru 50. Kowace shekara biyu ko uku, wani labarin ya kasance a cikin jaridu a cikin gida game da hadarin, kuma sababbin masu gani sun fito da "ainihin labarin."
Bincike yana ci gaba da Bom-B-25
Binciken ya ci gaba, jagorancin kungiyar da ake kira B-25 Recovery Group kungiya ta ƙunshe da ƙungiyoyi masu kwaskwarima tare da sha'awar jiragen sama, jirgi, hanyoyin ruwa, Pittsburgh, kuma, ba shakka, kyakkyawan asiri ne.
John Uldrich, masanin harkokin kasuwanci da kulawa, a halin yanzu yana koyar da Sin, ya jagoranci kungiyar. Yana da kwarewa a fasahar sonar, ya shiga cikin ayyukan bincike da sake dawowa a duniya, kuma ya shafe lokaci a Pittsburgh.
Bob Shema, dan kabilar Pittsburgh da kuma Babban Daraktan Kungiyar, wani mashawarcin ruwa ne. Ya kawo fahimtar zurfi game da Rashin Kogin Nilu da kuma kwarewa tare da fasahar binciken sonar ga tawagar. Steve Byers yana da kamfanin kwamfuta mai suna Sennex a Kudu Hills, kuma Matt Pundzak mai ba da shawara ne daga Virginia. Matt, Steve, da kuma John duk matasan jirgin ne.
Kungiyar ta fara nazari da nazarin kimiyya a cikin sakamakon B-25 a shekarar 1995. Sun gudanar da hankali tare da bayanan masu shaida akan dare daga cikin hadarin da kuma makonni masu zuwa, sun shafe daruruwan hours suna ta hanyar takardun shaida daga gwamnatoci da mazabu, kuma tambayoyin masana a kan komai daga kyawawan ruwa a cikin Mon, zuwa kogi, zuwa zane da kuma gina Mitchell B-25.
Har ma sun gudanar da bincike mai tsafta ta amfani da samfurori a cikin Kogin Nilu don yin amfani da shi a inda kogin zai iya daukar jirgin.
Sakamakon duk wannan binciken? Bob Shema, Babban Daraktan Kungiyar, na da tabbacin cewa sun sami wurin hutawa na karshe na jirgin. "Muna da tsammanin cewa za mu iya warware wannan asiri," inji shi. Duk da haka, jirgin bai tashi ba tun farkon shekarar 2016.
A ina ne Kwanan Biki zai iya Saukewa?
Shema ta yi imanin cewa jirgin saman yana zaune a karkashin kimanin mita 10 zuwa 15 na fadin ruwa 32 na ruwa ba tare da Birds Landing ba. Tsuntsaye Tsuntsaye suna gefen tsohuwar J & L mikiye kawai a yammacin Glenwood gada a mile 4.9. Ya kasance wuri ɗaya na tayi a kan jiragen ruwa.
Lokacin da aka tambaye shi yadda ya kasance da tabbaci a cikin wannan wuri, Shema ya fada wasu daga cikin shaidar da suka tara a cikin shekaru biyar da suka gabata.
"Akwai daruruwan masu shaida da ido a kan wannan hadarin," in ji Shema. Jirgin ya sauka a gabas da Glenwood Bridge (kafin Highter Level Level) zuwa saman kogi. Shema ya bayyana cewa kogin yana gudana sosai a wannan rana. Five daga cikin 'yan ƙungiyar shida sun haura zuwa fuka-fuki na jirgin sama yayin da suke iyo a filin. Ba da daɗewa ba bayan haka, jirgin ya sanye. An ceto mutane hu] u, kuma an gano gawawwaki biyu, da ruwa.
Rundunar Sojoji na Injin Kasa da Gidajen Yanki sun janye kogin a bayan jirgin ya fadi. Shema ya bayyana cewa rahotanni na hadarin ya bayyana cewa Corps ta haye abin da suka yi imani cewa shi ne reshe na jirgin. Yayin da yake kawo shi a ƙasa, duk da haka, alamar ya ɓace, kuma jirgin ya koma cikin ruwa. Sa'an nan kuma, sun kama wani abu, amma a kokarin ƙoƙarin kawo shi a fili, sai "2 tauraron dan adam da aka lalata." Sau biyu. Shema ya ce akwai hotuna na wannan aiki, kuma hotuna suna nuna alamar tsawaitaccen tashoshi da kuma siffofi na tudu, wanda har yanzu a nan yau. "Mun san ainihin inda ake ganin jirgin a karshe," in ji Shema.
Ya yi imanin cewa, jirgin ya faru ne a karo na farko da suka yi ƙoƙarin cire shi, amma a lokacin da ya fadi, sai ya fadi a cikin rami mai zurfi a Birds Landing. Sauran sau biyu na biyu, lokacin da igiyoyi suka lalata, Shema yana zaton suna kullun wani abu. Tsuntsaye Tsuntsaye suna gida ne ga tsofaffi mai haɗari. "Kamfanin karfe na 2" yana bukatar fiye da fam miliyan 31,000 na karya, "in ji Shema." A B-25 yana yin rabin rabin abin. Daya daga cikin abubuwan da ke cikin kogi wanda zai iya yin wannan shi ne wannan tsohuwar fashewa. "
Yin tambayoyi ga masu gani
Har ila yau, idan an cire dakin jirgin sama, an ɗora shi a kan motoci ko jiragen ruwa, kuma ya rushe kogi, dole ne wasu masu gani su kasance. Shema ya yi shekaru 30 yana aiki a kan kogunan kuma yayi magana da daruruwan mutane da suke cikin kogi a wannan dare. "Babu kawai masu shaida akan gaskiya," in ji Shema.
Ya danganta labarin daya shaidar da suka yi hira da suka ce yana kallon mutane da yawa a kan wani jirgin ruwa, a cikin suturar fata da kuma sintiri, kashe duk hasken su kuma shiga cikin ruwa. Shaharar Shema ta furta cewa, "Lafaran ruwa yana da digiri 34. Kogin yana gudanawa 5. Nauyin ruwa yana da ƙafa uku - wani ruwan sama mai zurfi. A cikin shekaru 50, ma'auni mai mahimmanci shi ne 155 lb Mark 5 dive suit. Abu na karshe da dan wasan zai yi a karkashin wadannan yanayi zai zama abin takaici. Yi hakuri, wannan ba shaida ba ne. "
Wani mutum da suka yi magana da ita ita ce matar da ta furta cewa mijinta shi ne mai tsinkaye wanda ya cire 'jiki na bakwai.' Ta bayyana cewa wannan shi ne uzuri don kada ya dawo gida a wannan dare.
Bayan sun yi amfani da daruruwan sa'o'i masu zuwa akan takardu, yin hira da masu kallon ido, da kuma gudanar da bincike mai tsabta tare da samfurori don kwatanta irin yadda jirgin zai iya tafiya zuwa ƙasa, Shema yana da tabbacin cewa jirgin yana cikin kogin.
Shine Sonar Mapping the Mon
A shekarar 1995, ƙungiyar ta tsara bankin na Mon Ruwa kusa da Birds Landing ta yin amfani da hotunan sonar nazarin gani. Wannan ya tabbatar da wurin da ramin dutse, rami mai zurfi da aka kafa shekaru da yawa da ta gabata ta '' yan fashi '' 'yan tawaye wadanda suka rusa kogi don nauyin kala. Har ila yau, sun sami wani shinge mai ban mamaki. Akwai wani hoton duhu wanda kungiyar ta yi imanin shi ne shafin binne binne na B-25.
Don tabbatar da wurin jirgin, kungiyar tana so su yi amfani da magnetometer. Wannan na'urar marar ɓatawa ce wadda za ta iya gano ƙaddamar da ƙarfe a ƙarƙashin ƙuƙwalwa da ƙuƙwalwar ruwa ta Mon River. "Wannan na'urar ya kamata ya ba da hoto na abin da ke ƙarƙashin Gidawar Bird," in ji Shema. Da zarar sun tabbatar da wurin, za su dauki samfurori daga kogin ruwa kuma su binciko su don tabbatar da cewa duk wani samfurin da aka samu yana da kama da abin da aka yi amfani da shi wajen gina fashewar Mitchell. Kudin yin hayan kayan aiki da taimakon goyan baya don amfani da shi zai bukaci kimanin $ 25,000.
Shema yana da tabbacin cewa za su sami sassan jirgin, amma tunanin wani dan kallo na Pittsburgh wanda ya tashi daga Mon yana shakku. "Muna sa ran gano matakan injiniyoyi, kayan hawa da taya - dukansu sun kasance sun zama bulletproof ... amma sauran jiragen saman - shakka." Shema kuma ya bayyana cewa, ruwan kogin ruwan na Mon River a cikin karni na 1950 ya kasance matalauta, mafi kyau. Zuwan rai na kowane irin karfe a cikin ruwan gurbatacce na Mon ya kasance 1/3 zuwa ½ na Allegheny. "Ba za ku iya ajiye motar motar a cikin ruwa ba a duk shekara - za a rushe propeller a cikin lokaci. Dukkanin aluminum [na jirgin saman] ana sa ran ya tafi, sai dai abin da zai iya haɗuwa da kasa," Shema ya ce. Ruwa hudu ya kasance a cikin Mon zuwa yau, amma duk abin da suka gano itace itace. "Ba ku sami ƙarfe a cikin Mon ba," in ji Shema.
Neman Tarihin
Ƙungiyar B-25 na Rukuni ta aiki tare da Tarihin Tarihi na Yammacin Pennsylvania (HSWP) da kuma Cibiyar Tarihin Yanki na Sen. John Heinz Pittsburgh a cikin wannan kokarin. Ms. Betty Arenth, babban magatakarda na Cibiyoyin Tarihi, yana farin cikin zama wani ɓangare na warware wannan asiri. "Yana da kyau a gare mu mu shiga tare da Bob [Shema] da kuma B-25 Recovery Group - yana da wani ɓangare na tarihin Pittsburgh," "in ji Arenth.
Shema ya ce idan sun sami jirgin sama, za a mayar da duk wani kayan tarihi a Cibiyar Tarihin. "Lokacin da muka samo shi, hakika lamari ne ga dukkanin Pittsburgh don taimakon da suka bayar a tsawon shekaru."
Lokacin da aka tambaye shi game da tunanin makircin, Shema, dan kabilar Pittsburgh, ya tuna ranar da jirgin ya fadi. Ya amince da cewa "Yau shekarun 50 ne, a lokacin da ake fama da sanyi, kuma makamai masu linzami sun kewaye mu." Abin farin ciki ne na tunanin sojojinmu za su iya shiga da kuma cire jirgin sama ba tare da shaidu ba. " Shema ya ci gaba da cewa, "Mutunmu hudu ba za su kashe dubban sa'o'i ba, da kuma wadataccen albarkatun da za su biyo baya." Me yasa wani zai sanya gas din na gas ko makamashin nukiliya a kan wani jirgin saman da ba shi da amfani? Ya kamata a yi ritaya a cikin watanni 18. Wannan ita ce rana ta ƙarshe ga watan, kuma waɗannan matukin suna kokarin ƙoƙarin tserewa. "
Shema ya rufe, "Wannan jirgi ya gudu daga gas".
Duk wanda ke da sha'awar taimakawa wajen magance ɗaya daga cikin manyan abubuwan da Pittsburgh ya ba shi ba zai iya ba da gudummawar haraji ga Ƙungiyar B-25. Kamfanin Tarihi na Tarihi na Yammacin Yammacin Pennsylvania ya kafa asusu ga kungiyar. Kyauta, da aka sanya wa HSWP za a iya aika zuwa adireshin da ke biyewa:
Ƙungiyar Tarihi na Yammacin Pennsylvania (HSWP)
Attn. Ms. Betty Arenth - B-25
1212 Smallman Street
Pittsburgh PA 15222