Thaum pib txoj kev asphalt rau cov menyuam, xyuam xim tshwj xeeb rau pem hauv ntej, nram qab, sab laug, thiab sab xis, thiab pib nws tsuas yog thaum tsis muaj neeg thiab teeb meem nyob ib puag ncig. Thaum txoj kev cov menyuam yob txoj kev roob, nws yuav tsum tau dov los ntawm sab hauv mus rau sab nraud. Thaum txoj kev cov menyuam ua haujlwm ntawm ntug ntawm lub embankment, ua tib zoo saib xyuas kom muaj kev nyab xeeb ntawm ntug.
Thaum ob lossis ntau dua asphalt cov menyuam ua haujlwm tib lub sijhawm, qhov kev ncua deb ntawm lawv yuav tsum tsis pub tsawg dua 3 meters. Thaum tsav tsheb ua ke ntawm txoj kab nqes, qhov kev ncua deb ntawm lawv yuav tsum tsis pub tsawg tshaj 20 meters.
Kev ntxuav cov rollers
Tom qab txhua qhov kev ua haujlwm ntawm txoj kev asphalt cov menyuam, cov av thiab plua plav ntawm nws yuav tsum tau ntxuav tawm. Lub sijhawm no, kev saib xyuas tshwj xeeb yuav tsum tau them rau kev huv ntawm lub tshuab hluav taws xob, lub tshuab hluav taws xob, lub tshuab hluav taws xob, lub tshuab hluav taws xob, lub twj tso kua mis, roj injector, hydraulic twj tso kua mis, thiab lwm yam. , Cov chaw no yuav tsum tau muab cov ntaub so qhuav qhuav.
Cim npe nrov: asphalt txoj kev roller
