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Inqanawa ibetha idokhi yokuloba kwaye ukuwelda kwezixhobo zokuxhoma kuyasilela-NTSB

Lo mfanekiso uthathwe ngoNovemba 17, 2019 ubonisa i-wreckage ye-James T. Wilson eyonakeleyo yokuLoba iPier kwidekhi yesikhephe.Ikhredithi yeFoto: i-United States Coast Guard
Ibhodi yeSizwe yoKhuseleko lwezoThutho yathi "kwiSishwankathelo seNgozi yaseLwandle" ekhutshwe ngoLwesine ukuba ukungaphumeleli kwe-weld ekugqibeleni kubangele ukuba i-barge ikhululeke kwi-moring kwaye yonakalise kakhulu idokhi e-Hampton, eVirginia.
Esi siganeko senzeke ngoNovemba 17, 2019. Ngexesha elithile ngaphambi kokuphuma kwelanga, inqanawa yokwakha yahlukana ne-moring kwisivunguvungu sezulu kwaye yaqhubela emazantsi malunga neekhilomitha ezi-2 ngaphambi kokuba ichukumise kwaye yonakalise i-dock yokuzonwabisa kwaye yamisa elunxwemeni olusenyakatho yenqanawa yokuloba.Indawo yokutyela eHampton, eVirginia.
Abasebenzi bempendulo engxamisekileyo baziswe, kodwa abazange bakwazi ukuthintela i-barge ukuba iqhubeke nemisebenzi yayo elunxwemeni kwaye ekugqibeleni yaqhagamshelana noJames T. Wilson Fishing Pier.Ngokweenyani kwisishwankathelo sengozi yaselwandle, uqhagamshelwano lubangele ukuba izibini ezimbini ze-40-foot spans zekhonkrithi ze-pier zidilike.
Akukho mntu wayekwisikhephe okanye edokisini ngexesha lengozi.Akukho mntu wonzakeleyo kule ngozi, ekhokelele kwilahleko engaphezulu kwe-1 yezigidi zeedola zase-US kwitheminali kwaye malunga ne-US$38,000 kwisikhephe.
"Ibhodi yeSizwe yoKhuseleko kwezoThutho yagqiba ukuba uqhagamshelwano olunokwenzeka phakathi kwenqanawa ye-YD 71 kunye ne-James T. Wilson Fishing Pier yayiyi-pin yokutshixa kwisixhobo sokuhombisa, esinokusebenza ngokukhululekileyo kwimozulu embi, eyabangela ukuba inqanawa ikhukuliseke ngaphandle. ulawulo..”I-NTSB ikholelwa ukuba sisizathu esinokwenzeka.
I-Coastal Design & Construction Inc. inabanikazi bezixhobo zokuhombisa ezininzi, ezibekwe malunga neenyawo ze-800 ukusuka elwandle, emantla nje omlambo okhokelela eYanchi.Inkqubo nganye yokuxhoma iqulathe i-4,500-5,000 yeeponti zobunzima be-ankile, i-120 yeenyawo ze-1.5-intshi yekhonkco kunye nebhola yokuhombisa.Moor isikhephe kwikhonkco elisezantsi kunye ne-60-foot-ubude, i-intshi e-1 ubude, i-4-foot-long pendant yentambo.Amehlo aqhele ukujikelwa kwibit engaphambili kwisikhephe.Ukongeza, inkqubo nganye yokuxhoma intambo inobude obuziimitha ezili-12 ukuya kwezili-15 ezibizwa ngokuba yindandatho yenkanyamba, ebotshelelwa ngekhonkco kwikhonkco elingezantsi.Ifakwe kwi-9 ukuya kwi-10 yeenyawo zamanzi, umzantsi uqinile, unesanti, kwaye uluhlu lwe-tidal yi-2.5 yeenyawo.Izixhobo zokuxhoma iintambo zazingaphambi kweprojekthi yokwakha, kodwa zahlolwa ngo-Agasti ka-2019 zaza zafunyaniswa ukuba ziyanelisa.Lo msebenzi wawusanelisa.
Iringi yenkanyamba ibotshelelwe kumxokelelwane ongezantsi oziimitha ezili-15 ngaphantsi kwebhola yokuhombisa.Isithsaba se-cklecuffs sasidlula kwisiphelo ngasinye esibuhlungu sesangqa senkanyamba.I-pin ye-shackle idlula kwikhonkco yekhonkco kwikhonkco elingezantsi, kwaye i-stud ephakathi isusiwe kwaye igxininiswe kwindawo kunye ne-nut.Soloko ujijela indongomane kwisikhonkwane sekhamandela ukunqanda le nut ukuba ingajibiliki.
Iingxelo zengozi ze-NTSB zazo zonke iindlela zothutho ngoku zinokufikelelwa nge-CAROL, isixhobo esitsha sophando lwengozi se-NTSB: https://go.usa.gov/x7Rnj.
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Ixesha lokuposa: Jan-09-2021