Rail pob qij txha, tseem hu ua fishplates, ua haujlwm tseem ceeb rail fasteners txuas cov hlau txuas uas nyob ib sab. Muaj ntau hom kev tsheb ciav hlau sib koom ua ke, txhua qhov tsim nyog rau ntau hom kev tsheb ciav hlau, qhov chaw rwb thaiv tsev, thiab cov khoom siv. Cov pob qij txha no nthuav tawm me ntsis kev hloov pauv ntawm cov ntaub ntawv thiab cov duab raws li lawv cov hom tshwj xeeb.
Thaum nws los txog rau txoj kev tsheb ciav hlau sib koom ua ke, ob peb tau tham yav dhau los. Piv txwv li, xav txog cov txheej txheem sib txawv, muaj bolted rail pob qij txha, welded rail pob qij txha, thiab cov pob qij txha. Hais txog cov qauv kev tsim khoom, muaj cov kev tsheb ciav hlau ua raws li cov qauv sib txawv, xws li GB, BS, American (AS), thiab UIC cov qauv. Niaj hnub no, peb yuav tshawb nrhiav ntxiv rail sib koom ua ke los ntawm ntau yam kev xav.
