Cov hlau txuas ib ntus siv Bailey kab teeb

Tam sim no, feem ntau ntawm cov hlau txuas ib ntus siv Bailey beams raws li cov tswvcuab ntawm cov kabmob, thiab feem ntau ntawm cov qauv tsim siv lub lawj hom, uas yog, tus choj lawj yog pw rau saum kawg ntawm Bailey kab teeb. Tom qab cov hlau txuas ib ntus ntawm cov qauv no tiav lawm, lub guardrail yuav tsum tau ua rau ntawm tus choj lawj. Txhawm rau kom muaj kev nyab xeeb ntawm cov neeg ua haujlwm tsim kho.

Sib sau ua ke trestle, sab sauv ntawm Bailey beam yog fixedly txuas nrog steel theem nrab nqaj los ntawm daim npav hlau. Muaj cov slots nyob rau hauv nruab nrab ntawm daim ntawv hlau phaj rau ntxig rau sab sauv ntawm Bailey beam thiab sab qis ntawm steel theem nrab nqaj. Tom qab daim npav hlau tau muab tso rau Lawv raug txuas nrog los ntawm qhov chaw vuam mus rau Bailey beam thiab seem steel phaj theem; ob peb choj lawj templates sequentially tsau rau ntawm ntau seem steel ob kab teeb, txhua qhov ntev yog 3m. Tus choj slabs yog tailor-welded thiab yog ua nyob rau hauv lub teb, thiab tsuas yog yuav tsum tau muab tso rau nyob rau hauv raws li txoj cai ntawm qhov chaw.

Txawm hais tias lub sab sauv thiab sab qis ntawm ntu steel ob sab girder yog txuas nrog rau Bailey beam thiab tus choj lawj template, thaum lub rooj sib txoos trestle yog dhau cov cuab yeej siv hluav taws xob hnyav, cov seem steel theem nrab girder tseem muaj qhov teeb meem ntawm kev ruaj ntseg tsis zoo thiab skew, uas cuam tshuam rau lub rooj sib txoos trestle. Ib txwm siv.