<prompt> Nyorai kupfuurira kweiyi ndima - Musi waMarch 20, 1978, kukundikana kwemagetsi kwesisitimu isiri yenyukireya yemagetsi kwakatungamira kuoma kwegadziri remhepo ref NRC LER 31278-001. Ikoku kwakaparira kuvharwa kwomuchina kwomuiti. Mugwaro ra2005, United States Nuclear Regulatory Commission yakaratidza kuti yakanga iri yechitatu yakaipisisa ine chokuita nokuchengeteka muUnited States kusvikira zvino shure kwetsaona yeThree Mile Island  <response>: uye moto weBrowns Ferry cable tray. Vashandi veU.S. Nuclear Regulatory Commission NRC vakagumisa kuti zvikanganiso zvikuru zvokugadzira izvo zvaizivikanwa nevashandisi vezvivako uye NRC pachayo zvaiva pamwoyo pechinetso chacho uye zvaifanira kunge zvakagadziriswa makore akanga apfuura. Mukupfupisa, mashoko akanga aripo uye aizivikanwa ayo aigona kunge akadzivisa izvi zvinotonhora zvikuru; asi mukushayikwa kwekugadziriswa kwakakwana kwemiti, chiitiko ichi chinofanira kunge chakatarisirwa,vashandi vakanyora. 