Iminyururu y’ubuhinzi ya “S” ifite isahani yangiritse kandi ikunze kugaragara kumyitozo yimbuto, ibikoresho byo gusarura hamwe na lift.Ntabwo tuyitwara gusa mumurongo usanzwe ahubwo no muri Zinc yashizwemo kugirango duhangane nikirere cyimiterere yimiterere yimashini imashini zubuhinzi zisigayemo. Bimaze no kuba akamenyero ko gusimbuza urunigi rutandukanyirizwa hamwe numuyoboro wa 'S'.