Uku Free: + 1 888-870-3005 410-625-0808 1611 Bush Street, Baltimore, MD 21230, USA sales@dredge.com

Hoʻomaʻemaʻe i ka hoʻomaʻemaʻe mai ka TVA Coal Ash Disaster New Ground

Puna: ʻOihana News-Record Engineering - ENR.com

ʻOiai ʻo John Kammeyer, PE, pelekikena hope o Tennessee Valley Authority no ka hoʻā ʻana o nā lānahu, i hele aku i ka hale uila uila Kingston o TVA ma ka hola 3:30 o ka lā 23 o Kekemapa, 2008, a "ʻike i nā mānoanoa a pau ma ke ala" - e kikoʻī , 5.4 miliona cu yd o ka lehu ahi mai ka loko lehu o ka mea kanu - ua ʻike ʻo Kammeyer i ka manawa hoʻokahi ua kūleʻa ka ʻenehana.

"ʻAʻole au i ʻike i kekahi mea e like me kēlā ma mua," i ʻōlelo ʻo ia no ka lehu lanahu pulu i ninini ʻia i waho o kahi dike i hana hewa ʻole ʻia i ka pō ma mua, e hoʻopiha ana i ka muliwai Emory a me nā loko i kokoke, e uhi ana i nā alanui a me nā ala hao, a e hōʻino ana i nā eka 300 o ka ʻāina a puni kanu me ke koena lehu.

ʻElua a me ka hapa makahiki ma hope mai, ʻaʻole i hoʻihoʻi hou ʻia kēia wahi mai nā mea i kapa ʻia e ka poʻe loea i ka pōʻino kaiapuni ʻoi loa o kāna ʻano. Akā ua hiki i nā limahana ke kalua i ka lehu koʻikoʻi āpau - ma kahi o 3.5 miliona cu yd - mai ka Emory, kahi i wehe hou ai kokoke i kahi kokoke i ka lehu ahi. Ke nānā aku nei ʻo TVA i ka mea i kapa ʻia ʻo ka wehe ʻana i ka lehu "non-kritical" ma ka ʻāina. ʻO ka hoʻomaʻemaʻe ninini, i koho ʻia ma $ 1 biliona a $ 1.2 biliona, manaʻo ʻia e pau i ka 2014.

"Hiki iā mākou ke ʻike i ka hopena i ka maka," wahi a Bob Deacy, he pelekikena hope poʻokela TVA e mālama ana i ka hoʻomaʻemaʻe Kingston. ʻAʻole hōʻike nā hōʻike hoʻokolohua maikaʻi o ka ea a me ka wai i nā pilikia lōʻihi lōʻihi me nā metala kaumaha a i ʻole nā ​​mea haumia ʻē aʻe, ʻoiai e mau ana nā hoʻokolohua. ʻIke ʻia nā ale e hele pinepine ana i ka muliwai; Ua ʻōlelo nā limahana o ka pūnaewele ʻaʻole i ʻoi aku ka maikaʻi o ka lawaiʻa ʻana.

Akā ʻo ka hoʻomaʻemaʻe e hōʻike wale i ka hapalua o ka moʻolelo.

Ke hoʻolilo nei ʻo TVA i $ 2 biliona e hoʻokūpaʻa a pāpale i ka waihona wai ma nā mea kanu a pau a hoʻolilo i kona lehu lehu i kahi waiho maloʻo, kahi hoʻolālā huikau e pili ana i ke kūkulu ʻia ʻana o kahi pā slurry 80-ft-hohonu a puni ka loko lehu o Kingston e pale ai hāʻule hope. Ma mua o ka makahiki 2008, ʻaʻole mālama pono ʻia nā loko iʻa lehu o TVA, a nānā pinepine ʻole ʻia ka mālama ʻana i nā hae ʻulaʻula e pili ana i nā loko iʻa, e like me ka hōʻike a ka TVA 2009.

Aia i ka hopena o ke kali ʻana i nā rula o ka Agency Environmental Protection Agency e waiho ana i ka hoʻolei lehu ahi ma lalo o ke kiaʻi aupuni ʻana, hiki i kā TVA hoʻoikaika ʻana ke hōʻike mua i nā mea e pono ai nā rula hou e pono ai nā pono ʻē aʻe me nā mea kanu lanahu. I kēia manawa, ma kahi o 100 mau mea kanu US e pili ana i ka 676 wai-wai i hoʻopili ʻia no ka koena lehu lehu, i ʻōlelo ʻia e ka EPA.

Eia nō naʻe, ʻaʻole e hana ʻia nā loli i nā pono ʻē aʻe ma mua o ka hoʻokuʻu ʻia ʻana o ke kānāwai EPA a i ʻole kaho ʻana o ka ʻAhaʻāina e kali ana i ke kānāwai lehu ahi.

"Hāʻawi ʻia nā mea e pili ana a me ka nui o ke kālā, ʻaʻole makemake nā limahana e hoʻopaʻi ʻia no ka hana ʻana i nā hoʻololi i kākoʻo ʻole ʻia e nā kānāwai EPA," wahi a Jim Roewer, ka luna hoʻomalu, Utility Solid Waste Activities Group, he alakaʻi uila. pūʻulu.

ʻO nā ʻauwaʻa ʻo Sevenson Environmental Services o ʻElani® nā ʻāpana kikowaena hoʻohana ʻia i ka hoʻomaʻemaʻe.


Hoʻomaka i kāu papahana Dredging me Ellicott

Nā Māhele Nūhou Nūhou a me nā Nānā