Thaum lub sijhawm kev tsim kho txoj kev, asphalt mixers tau ua txhua yam los siv, thiab txhua tus yuav tsum paub txog qhov no. Ntxiv nrog rau tag nrho cov khoom siv zoo tag nrho, kev xaiv thiab siv cov ntu kuj ua rau lub luag haujlwm tseem ceeb, tus nqi tsim kho thiab tsim tau. Siv lub vijtsam hauv cov khoom siv asphalt ua piv txwv rau cov lus qhia ntxaws ntxaws.

Tsis muaj teeb meem dab tsi yog hom tshuaj tov khoom nws yog, yog tias qhov zoo ntawm cov mesh thiab kev teeb tsa qhov tseeb ntawm lub mesh tsis tau ua rau muaj kev sib xyaw, cov nyhuv sib xyaw yuav tsis zoo ua ntej. Qhov no ntxiv cuam tshuam rau kev siv asphalt. Yog li ntawd, xaiv cov khoom zoo thiab cov roj muaj zog-resistant cov ntxaij yog qhov yooj yim asphalt, thiab nws kuj tuaj yeem txo cov nqi.
Qee cov asphalt tov khoom siv tshuab tsim cov tuam txhab ua haujlwm qis dua qub thiab tsis quav ntsej cov txheej txheem tshwj xeeb ntawm cov txheej txheem tshwj xeeb thiab cuam tshuam rau lub sijhawm tshwj xeeb ntawm lub lag luam ntawm chav ntsuas.