Source: Gwanin Duniya & Ginin Ruwa
Cibiyar samarwa da hangen nesa kusa da Bimini, Bahamas yana buƙatar haɓakar ma'adinai mai narkewa zuwa ganga kusa-da juna sannan kuma ta hanyar ƙafafun 6,000 na layin tsirrai masu lalata a tekun Ocean Cay, tsibiri mai kusa.
The Masana'antu na Marcona Ocean aiki yana amfani da 24-inch Ellicott® abun yanka tsotso “Allan Judith”. Ramin ya kai slurry zuwa mashigar "Guthrie III", inda aka binciko matattakala da kuma wuce gona da iri, sannan ya shiga cikin tanki mai ɗimbin yawa kuma ana hawarsa a cikin kashi 30 zuwa 35 cikin ɗari.
Aragonite wani nau'i ne na tsarkakakken ƙwayar baƙin ƙarfe (CaCO3) wanda ke yin gasa tare da farar ƙasa na Amurka. Yana faruwa a cikin biliyoyin tan na Babban Bahamas Bank kuma an ƙirƙira shi ta hanyar fitar ruwa daga cikin teku. Ana amfani dashi don irin waɗannan dalilai kamar samar da ciminti, ƙera gilashi, iyakance kayan aikin gona da don keɓantar da ɓarnar acid ɗin ta kamfanonin kemikal. Kayan aiki yana da daidaitacce, zagaye, ƙaramin tsarin hatsi kuma ya ƙarancin ƙarfe da sauran ƙazanta.
Marcona tana hakar ma'adanan ajiya wanda mil mil ne na 22, tsawon mil biyu da fadi goma zuwa 25 ƙafafuna a lokacin ruwa mai zurfi kusa da Bimini.
An ƙirƙira shi daga wasu wuraren biyun, ko tsibirai, ta amfani da dredges yankan ruwa "Allan Judith" da "Jarumin Yammacin Turai", sake farfado da Ocean Cay ya ɗauki shekara guda don ƙirƙirar kadada 65. Tun daga nan an fadada shi zuwa kimanin eka 90. Ellicott® danƙarar da alama ta yi aiki da dogaro azaman kayan aikin haɓaka na yau da kullun a cikin shekaru 20.
Plantungiyar sarrafawa a tsibirin ta ƙunshi masu rarraba cyclone na 12 da alamun girgiza 12 waɗanda ke rage abun cikin ruwa zuwa kashi 20. Daga nan sai aka sanya 'aragonite' ta hanyar yadi zuwa wajan maharan guda biyu, wadanda suke ajiye shi a kan wani rami mai rai da ke ciyar da bel din da ake sakawa a jirgin ruwa. Ana ɗora kayan a cikin jiragen ruwa a cikin adadin 3,400 tan a awa daya.
Kamfanin yana amfani da jirgin ruwa mai saukar ungulu na 70,000 DWT don ɗaukar kaya da yawa. Wannan jirgin zai iya sauke nauyin da nauyinsa na 4,000 na awa daya. Don takaitaccen balaguro, ana amfani da gangaren kan teku da tashoshin jirgin ruwa lokaci don ɗaukar kaya.
Masana'antun Marcona Ocean suna da haya na dogon lokaci tare da gwamnatin Bahamas don cin gajiyar duk aragonite da sauran kayan masarufi a manyan wurare huɗu na ajiya - Bimini, Cayrin Joulter, Harshen Tekun da kuma Schooner's Cay. Adadin yana da nisan mil 55 daga gabashin Miami, Florida, kuma an tura samfurin zuwa kasuwannin Gabas da Gabas da Gabas.
An sake buga shi daga Dredging World & Marine Construction