Cov neeg xaiv asphalt mus koom kev? Asphalt sib tov chaw nres tsheb tau hais tias nws yog vim hais tias ntawm cov laj thawj hauv qab no:
Ua ntej, asphalt muaj kev ncaj ncees zoo, tsav tsheb yog du thiab xis, thiab nws tsis yooj yim rau txoj kev;

Thib ob, asphalt muaj kev ruaj khov zoo;
Thib peb, asphalt yog ceev ceev los tsim thiab yooj yim tswj hwm;
Thib plaub, asphalt pavemts tawm sai sai;
Qhov thib tsib, asphalt paving txoj kev tsis cuam tshuam rau tib neeg thiab ntau lwm yam zoo. Maas yog cov av nruj, uas yuav tsum muaj pob qij txha, thiab kev tsim kho yog qhov nyuaj dua. Thermal expansion thiab condaction hauv plaub lub caij nyoog tseem muaj kev sib tsoo.
Ntawm chav kawm, asphalt kuj muaj qhov tsis zoo. Cov khoom siv asphalt nqus tau kub. Thaum lub hnub yog muaj zog heev nyob rau lub caij ntuj sov, cov asphalt yuav yaj me ntsis, ua rau hauv asphalt uas tsis tuaj yeem ntxuav cov log tsheb txav mus los. Qhov no yog qhov mob taub hau rau tus tsav tsheb. Yog li peb feem ntau hnov ​​kev tsim txom los ntawm tus tsav tsheb.