Umugozi wibyuma bya galvanised ufite ibiranga kutoroha ingese, bikwiranye nubwubatsi buhanitse, guhuza ibinyabiziga nubwato, ibikorwa bya marine, gukurura, guhuza hamwe nindi mirima, cyane cyane muburobyi bukoreshwa cyane. Umuyoboro wicyuma wumugozi ufite imbaraga nini, ntabwo byoroshye kumeneka, umutekano kandi wizewe.