Ana sanya ginshiƙan ƙarshen duka a ƙarshen gada. Ana amfani da shi don canja wurin kaya a kan gada zuwa goyon bayan gada.
Akwai nau'o'in nau'i biyu na ƙarshe: namiji da mace. A lokacin shigarwa, ana shigar da ƙarshen mata a kan iyakar namiji na truss, kuma an shigar da ƙarshen namiji a kan ƙarshen mata na truss. Ramukan zagaye guda biyu a gefen ginshiƙi na ƙarshe suna haɗa su zuwa sama da ƙananan ƙira na truss, kuma ramin elliptical na sama yana da alaƙa da ƙwanƙwasa na biyu; ƙananan ɓangaren ƙarshen ƙarshen an ba da shi tare da ɗan gajeren cantilever tare da fil ɗin sakawa da madaidaicin ƙarfe mai motsi don saitawa da gyara Beam.
321-Type Bailey Bridge wani nau'i ne na tsarin gada wanda za'a iya rushewa kuma a yi sauri. An tsara shi bisa ga gadar British Compact-100 Bailey Bridge. Dukan gadar tana walda da ƙarfe mai ƙarfi mai ƙarfi. Gindin ginshiƙai masu nauyi ne masu sauƙi kuma an haɗa fafuna ta hanyar haɗin haɗin panel. Juyawa tsakanin sassan yana da sauƙi kuma suna da nauyi. Yana da sauƙi a haɗa ko tarwatsawa da jigilar su. Hakanan ana iya haɗa shi cikin nau'ikan gadoji daban-daban gwargwadon tsayinsu da buƙatun sufuri. Don haka, an yi amfani da shi sosai a matsayin ƙarin haɓakawa da garantin gadojin panel don jigilar gaggawa.