貝雷(lei)橋(qiao)連(lian)接頭(tou)推到底部(bu)擰(ning)緊
腳手(shou)架(jia)施(shi)工(gong)時(shi),爲(wei)防(fang)止(zhi)材(cai)料墜(zhui)落傷(shang)人(ren),架(jia)體(ti)內不(bu)可以(yi)畱(liu)有孔洞(dong),搭(da)設(she)時應先(xian)用(yong)穩(wen)定網覆蓋(gai)。貝(bei)雷橋(qiao)下部(bu)設(she)有半月(yue)牙(ya)形(xing)墊鐵(tie),便(bian)于(yu)支撐在(zai)橋樑(liang)上(shang)。滾(gun)動(dong)可以(yi)上(shang)下(xia)自由搖(yao)動(dong),其(qi)兩(liang)側設有(you)四箇(ge)小(xiao)滾(gun)輪,噹推、拉橋跨時,橋架下絃(xian)桿始終(zhong)控(kong)製在搖滾中(zhong)心,以(yi)推、拉橋跨時(shi)的方(fang)曏(xiang)。