Imiterere yiterambere ryubwoko 321 bwambuka Bailey Bridge

Ubwoko 321 bwambuka imigezi, buzwi kandi nkikiraro cyicyuma cyateguwe, ni ikiraro cyicyuma cya truss gikoreshwa cyane kwisi.Ifite ibiranga imiterere yoroshye, ubwikorezi bworoshye, ibice bike, uburemere bworoshye, igiciro gito, kubaka byihuse, gusenya byoroshye, gukoresha inshuro nyinshi, ubushobozi bwo gutwara ibintu, binini binini byubaka, ubuzima bwumunaniro muremure nibindi.Irashobora kuba igizwe nubwoko butandukanye nuburyo butandukanye bwo gukoresha ibiraro byigihe gito, ibiraro byihutirwa hamwe nikiraro gihamye ukurikije ibihe bitandukanye bisabwa nimyitozo.

UmwimerereIkiraro cya Baileyyakozwe n'abashakashatsi b'Abongereza mu ntangiriro z'Intambara ya Kabiri y'Isi Yose mu 1938. Mu Ntambara ya Kabiri y'Isi Yose, Bridges y'umuringa wa gisirikare yakoreshejwe cyane.Nyuma y'intambara, ibihugu byinshi byahinduye ikiraro cya Bailey icyuma gikoreshwa n'abasivili nyuma yo kunonosorwa.Mu bihe byashize, ikiraro cya Bailey cyagize uruhare rudasubirwaho mu gushyiraho umuhanda no gutabara imyuzure.

Mu Bushinwa, ibiraro by'ibyuma byateguwe byakozwe cyane kandi birangizwa kugira ngo bikoreshwe mu 1965. Uyu munsi, usibye kuba ikiraro cy'icyuma cyo kwitegura kurwana, 321 yambuka uruzi.Ikiraro cya Baileyyakoreshejwe cyane mu gutabara no gutabara ibiza.Ubwubatsi bwitumanaho, ubwubatsi bwamazi ya komine, kubaka ikiraro giteye akaga nibindi.Urugero, mu gihe umutingito 5.12 wabaye mu 2008, hari umubare munini w’ibiraro bya Bailey 321 byambuka imigezi yo gutabara no gutabara ibiza, naho ibiraro 321 byambukiranya uruzi Bailey byagize uruhare runini mu gutwara imbere ibikoresho byo gutabara umutingito, kwimura abakomeretse no kwimurwa mu baturage.