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Tsabtace muhalli
Source: mlive.com COMSTOCK TOWNSHIP, MI - Wannan shine lokacin bazara na ƙarshe Kogin Kalamazoo zai zama wurin da ake haƙawa sosai, kamar yadda Enbridge Inc. ya tsabtace ɓarna daga malalar bututun mai wanda ya aika kimanin galan dubu 800,000 na ɗanyen mai zuwa Talmadge Creek da kogin. Kusan shekaru huɗu bayan haka tun lokacin da aka gano malalar mai 26 ga Yuli, 2010 a kusa da Marshall, kamfanin bututun mai na Kanada yana kammala aikin share-share. Jami'in kula da garin Comstock Ann Nieuwenhuis ya ce aikin da aka yi a karamar hukumar ta ta Kalamazoo County ya ci gaba sosai ba tare da ganin jama'a ba kuma a fili ba tare da wata matsala ba. “Kowane ...
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Aikin Farko A wani lokaci, sama da galan miliyan 4 (lita miliyan 1,514) na ruwan najasa mai guba da aka bi ta cikin Palm Bay Florida ta Turkiya Creek. A sakamakon haka, Turkiyya Creek ta ƙunshi manyan ƙwayoyi masu guba da na gina jiki. A lokacin bazara na shekarar 2017, kungiyar daga Gator Dredging sun shafe mafi yawan lokacinsu kan mai da hankali kan tsabtace rikice-rikicen da suka mamaye Turkiya Creek, tare da cire sama da 236,000 yd3 (180,435 m3) na muck, nitrogen, da phosphorus gurbatawa. Nau'in Nau'in Da Ya Kamata Yayin da kake aiki a kan aikin girman Turkiyya Creek, kana buƙatar nau'ikan kayan aikin da suka dace. Don wannan ...
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Rungiyoyin DNREC na Rukunin Kula da Ruwa da Kifi & Dabbobin daji sun ba da sanarwar shirye-shirye don aikin haƙa haɗin gwiwa a kan Little River kusa da Dover, daga kan hanyar Route 9 / Bayside Drive a cikin Little Creek gabas zuwa cikin Delaware Bay. An tsara zazzagewa a sati na biyu na wannan watan. Southwind Construction na Evansville, Ind., An ba shi kwangilar aikin kuma zai yi amfani da dredge dinsu na 14 ″ Ellicott® Brand 970. Tashar tana da kusan ƙafa 12,400 kuma za a nitsar da shi zuwa faɗi na ƙafa 40 a cikin rafin da ƙafa 60 a cikin yankin Delaware Bay, kuma ...
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Kogin Halittar Tsarin Teku na Lake - NRDA Mayar da Dawowa da Matakalar Tsarin Ciki ya kunshi kirkirar cizo a cikin wani aikin sawun da aka sani da "Tsarin Harkokin Harkokin Halittar Marsh" wanda aka kirkira da kuma tallafawa ta Tsarin Tsirrai na Tekuwar Gida, Tsaro da Mayar da Dokar Cigaban (CWPPRA). Wannan aikin yana maye gurbin kadada 104 na ƙirƙirar maɗaukaki na kimanin eka 5-6 na wuraren ƙasa da in ba haka ba za a gina su a cikin iyakar aikin CWPPRA. Kogin Harkokin Haɗuwa na Tekun Harkokin Halittu - NRDA Mayar da Dawowa na Mataki zai kirkiro da kadada 104 na ayyukan ɓoyayyiyar ƙasa daga cikin layin ƙafa 7,300 na ƙasa mai ...
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Buenaventura Bay, Colombia Source: Gabatarwar Ma'adanai & Ginin Duniya Gabatarwa ofaya daga cikin aikace-aikacen bututun geotextile na farko a Colombia shine don gina keɓaɓɓun tsibirin yankin da za'a yi amfani da shi don ƙuntatawa da dewatering na kyawawan kayan da aka lalata. Aikin yana kan San Antonio Inlet, Buenaventura, Colombia. Yankin da aka lalata kayan abu shine na farko daga tsibirai masu fasali iri biyu da aka tsara a cikin wannan yanayin kogin da yanayin ruwa. Wannan sabuwar hanyar aikin kirkirar ta hada da bututun geotextile mai cike da ruwa da yashi mai cike da yashi. An sanya tubes na geotextile a ƙarshen zuwa ƙarewa don samar da ƙarfin kewaye ...
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Agusta 2001 DON CIKIN MULKI MAI KYAU RUWAN DADI MAI KYAU mafi tsari da aka taɓa ginawa. Sabuwar 8-inch (203 mm) fitarwa, tsararren wutar lantarki mai lanƙwasa (SLD) don cajin wutsiya da kuma kula da kandami tare da kera motoci uku (3), ba tare da amfani da igiyoyi ba. Ellicott® International, shine babban mai kera nau'ikan dredges na muhalli, ya bada sanarwar sabon nau'in dredge wanda a zahiri yake tafiya da kansa. Dredge yana motsawa a kan kwarara guda uku masu motsi ko kuma kekunan hawa wanda ke ba shi damar kasancewa cikin madaidaiciyar matsayi koyaushe saboda akwai maganganu biyu na riqo biyu a cikin tushe. Tana tafiya tare da tsawa yayin da take iyo a ruwa. Wannan matsaya ...
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Source: Jim Gordon Clearwater News & Bulletins Theaddamar da aikin haƙa PCB tare da Lake Champlain a Plattsburgh, NY, ya nuna cewa PCBs za a iya tsoma su lafiya daga Kogin Hudson. A gefen tafkin Lakelain da ke gabar tekun da ke bakin ruwa ba a rikice ba, rairayin bakin teku da motel sun kasance a buɗe yayin aikin shekaru uku, kuma tsoffin masu shakkar dredging yanzu suna yaba aikin. 'Ba na son hakan da farko. Na damu game da motsa abubuwa sama. Ba ni da ma'ana sosai a wurina, 'in ji Dokta Djell Dahlen, wani likitan ido wanda gidansa mai tsada kusa da ...
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Tushen: zuwa Maris A. Torre - CE Labari don Kasuwancin Injin Injiniya An yi amfani da manyan bututu da ke cike da abubuwa da yawa a cikin ayyukan bakin teku da na cikin ƙasa. Bututun, wanda aka kera da polyester mai karfi ko polypropylene geotextile, ana cika su da ruwa ta hanyar dredge, kamar su samfurin Ellicott® Series 370 ko ya fi girma Ellicott® iri ”” Dragon® ”cutter dredge. Yawan bututun geotextile yawanci ana cika shi da kayan aikin yanar gizo; duk da haka, za'a iya shigo da madadin abubuwa da amfani. Aikace-aikacen aikace-aikacen sun haɗa da: maido da yashi, ginin dike, aikin gwaiwa, maɓuɓɓugan ruwa, da ƙarancin shara. An cika bututun a wuri kuma ...
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16 Maris 1999 Source: Eric Staats, Naples Daily News Crews daga Ludlum Construction Company suna shirin fara fitar da yashi daga hanyar Clam Pass a yau a matsayin wani ɓangare na ƙoƙarin maido da gandun dajin mangrove a arewacin Collier County, darektan sashin ƙasar da ke sa ido. in ji aikin a ranar Litinin. Tsarin maido da nufin kara kwararar ruwa a ciki da wajen Clam Bay, inda ambaliyar ruwa ta kashe fiye da kadada 50 na mangrove tun daga 1992 a kasa da barandar sama na manyan gidajen haya na Pelican Bay. Aikin Clam Pass shine yanki na biyu na sabuntawa don farawa. Ma'aikata ...
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2 ga Janairun 1999 Source: Baltimore Sun A wata kawancen da ba a saba gani ba, masana muhalli, masu gurbatar muhalli, kananan hukumomi da kuma Hukumar Kare Muhalli suna aiki tare don kawar da bindiga mai guba da ke toshe Kogin Ashtabula kusa da Tafkin Erie. Babban burin su shine fara ɓoye kogin ba tare da shekaru na shari'oi da karatu irin na tsaftar da aka yi a ƙarƙashin dokar Superfund ba. Filayen manyan karafa da masu haifar da cutar kansa ta PCB sun gurɓata rufin kwarin. Dredging ba kawai zai tsabtace gurbatar ba amma zai iya ɗaukar ƙarin zirga-zirgar jiragen ruwa a tashar da ke kwarara zuwa Tafkin Erie a Ashtabula, a kusurwar arewa maso gabashin Ohio ....
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