Ibitumen eshintshiwe
Ibitumene eguquliwe ihlanganisa i-asphalt eyenziwe ngokungeza izithasiselo (izilungisi) njengerabha, inhlaka, i-polymer, itiyela yemvelo, impushana yerabha ephansi noma ezinye izinto ukuze kuthuthukiswe ukusebenza kwetiyela noma ingxube yebitumen. Indlela yokukhiqiza itiyela elilungisiwe eliqediwe esitshalweni esingaguquki ukuze lihanjiswe endaweni yokwakha. Inzuzo enkulu ye-bitumen eguquliwe ukuthi ilula kakhulu ukuyisebenzisa, uma iqhathaniswa nokusetshenziswa kwe-bitumen evamile, ngaphezu kwesidingo sokuthuthukisa izidingo zokulawula izinga lokushisa, okunye okuhlukile akuyona into encane. Ngaphezu kwalokho, i-asphalt eguquliwe nayo inokuguquguquka nokunwebeka, ingamelana nokuqhekeka, ithuthukise ukumelana nokuhuzuka futhi yandise impilo yesevisi, inciphise ngempumelelo ukugcinwa kwakamuva, yonge isikhathi sabasebenzi kanye nezindleko zokunakekela, i-asphalt yomgwaqo eguquliwe yamanje isetshenziselwa ikakhulukazi umgwaqo wezindiza, Idekhi yebhuloho elingangeni manzi, indawo yokupaka, inkundla yezemidlalo, indawo egandaywe yizimoto esindayo, umpambanomgwaqo kanye namajika omgwaqo kanye nezinye izikhathi ezikhethekile zokusebenzisa indlela yokuhamba ngezinyawo.
I-Sinoroader
isitshalo sebitumen esilungisiweiyisinqumo esihle sokukhiqiza itiyela elenziwe ngenjoloba, elisetshenziswa kabanzi kumaphrojekthi wokwakha. Ilawulwa uhlelo lwekhompiyutha, lusebenza kalula kakhulu, luthembekile futhi lunembayo. Lesi sitshalo sokucubungula itiyela siyasebenza ekukhiqizeni okuqhubekayo nokusebenzayo komugqa obanzi wemikhiqizo yetiyela. Ibitume elikhiqizwayo lisezingeni eliphezulu lokuzinza, ukumelana nokuguga, futhi lihlala isikhathi eside. Njengoba ukusebenza kwayo sekuhlangabezane nezimo ezihlukahlukene zokusebenza, imboni yebitumen elungisiwe isetshenziswe kabanzi kumaphrojekthi wokwakha umgwaqo omkhulu.