Masitepe omanga amtundu wa 321 Beret chimango chithandizo

Choyimiliracho chiyenera kukhazikitsidwa musanayambe kusonkhanitsa321 Bailey Bridge. Njira yokhazikitsira ili motere: Choyamba, Bailey truss imasonkhanitsidwa pamwala pa banki yoyambira, ndipo mbali imodzi ya chidutswa cha truss imayikidwa pa thanthwe ndipo mapeto ena amaikidwa pamtengo wanthawi yochepa.

2.Mapeto a mbale za truss ayenera kukhala osagwirizana. Mphepete mwachitsulo iyenera kuikidwa kumbuyo kwa kapamwamba koyang'ana kutsogolo. Mizere iwiri ya mabowo pansi pa mtengowo iyenera kuikidwa muzitsulo zazitsulo zapansi za mbale ziwiri za truss motsatana ndi kumangirizidwa ndi chingwe chachitsulo. Osalimbitsa kwa nthawiyi, limbitsani cholumikizira cha diagonal pamtengo mutatha kukhazikitsa.

3.Ikani zidutswa ziwiri za truss. Pa nthawi yomweyo, aChithunzi cha Baileyiyenera kukhazikitsidwa kutsogolo kwa truss mtengo ndi cholumikizira cholumikizira, ndipo kumbuyo kwa ndodo yowongoka yakutsogolo kwa truss ziwiri ziyenera kukhazikitsidwa ndi chitsulo chamtengo, ndipo mtengowo uyenera kumangirizidwa pang'onopang'ono popanda kumangirira mpaka cholumikizira cholumikizira pamtanda. imayikidwa.

4.Ikani truss ya magawo atatu, ikani ndodo yomangira mphepo pagawo loyamba la truss mbale, ikani chingwe cholumikizira pamtengo wagawo la magawo awiri, kuyika mphuno kuyenera kuyendetsedwa motsatizana, ndi truss ya magawo anayi. mbale ayenera kuikidwa mu mphuno chimango.

5.Mukuwongolera, lamulo logwirizana, masitepe osasinthasintha ndi ntchito yogwirizana iyenera kukwaniritsidwa. Ntchito yodzigudubuza ndi mlatho iyenera kufufuzidwa nthawi iliyonse. Ngati vuto likupezeka, ntchitoyo iyenera kuyimitsidwa nthawi yomweyo ndipo vutoli liyenera kuthetsedwa musanapitirize kukankhira patsogolo. mbale ya Bailey, ndikumangitsa zothandizira zonse, zopangira matabwa ndi ndodo zomangira mphepo.