Iphrojekthi yokuqala ukufaka esikhundleni sekholvethi enkulu yokunisela yasegumbini elimnyama e-Ballard Lock isiqediwe ngemva kokubonga njengoba bekuhleliwe.
Igumbi lokukhiya umkhumbi elikhulu lavalwa ngo-Okthoba 12, futhi isikhathi sokuvala ebesihleliwe ekuqaleni sasiyizinsuku ezingama-53, okuyinyanga eyodwa kunokuvalwa okujwayelekile konyaka kaNovemba.
Ukuvalwa kwavumela i-US Army Corps of Engineers ukuthi iqale ukushintsha i-valve yesango lika-Stoney lokuqala elineminyaka engu-102 ubudala-elifana nalelo elaklanywa futhi lasetshenziswa ngesikhathi kwakhiwa iPanama Canal. Lesi yisikhathi sokuqala kwezine zokuvala ezinwetshiwe futhi kuyingxenye yenkontileka yeminyaka eminingi enenani lamaRandi ayizigidi ezingu-10.5, ezothatha indawo yemisele yokuchelela emakamelweni amakhulu okukhiya.
Lawa mavalvu acwiliswa emanzini ekusebenzeni okuvamile futhi angavala ikholvethi egcwele engamafidi angu-8 amayintshi angu-6 ububanzi namafidi angu-14 ukuphakama.
I-Armyos Bill Dowell ithe ukufakwa kuqhubeka kahle futhi uhlela ukuqhuba ukuhlolwa nokuqeqeshwa kwabasebenzi bokulungisa kuleli sonto.
Isikhathi sokuthumela: Mar-24-2021
