i-roller yezindilingo ezimbili
I-double drum roller ingumshini onamandla wokucindezela owenzelwe ukuchoboza nokucindezela inhlabathi, i-asphalt nezinye izinto ezindaweni zokwakha. Le mishini esindayo inezindondo ezimbili ezinkulu eziguquguqukayo ezijikeleza ngezindlela eziphambene, zenza ingcindezi engaguquguquki ukuze kutholakale ukuqina okufanayo nokuthamba. I-double drum roller imelela umshini oyisisekelo ekwakheni imigwaqo, ekulungiseleleni isisekelo, nasemiklamweni emikhulu yokulinganisa. I-double drum roller isebenza ngokuqhubekela phambili kuyilapho izigubhu zishayisana noma zenza ingcindezi engaguquki, zicindezela izinto ungqimba ngesigubhu. Amamodeli anamuhla ama-double drum roller ahlanganisa ubuchwepheshe obuthuthukisiwe obuhlanganisa izinhlelo zokudlidliza ezinemvamisa eguquguqukayo, ukulawulwa kwe-GPS grade, namakamelo asebenziseka kalula anokubonakala okuthuthukisiwe. Lezi zici zobuchwepheshe zenza kube nokulawula okuqondile kokujula nemiphumela yokucindezela ephakeme uma kuqhathaniswa nezinye izindlela ezisebenza ngodubhu olulodwa. Izicelo zama-double drum roller zihlanganisa izimboni eziningi ezihlanganisa ukwakhiwa kwemigwaqo emikhulu, ukuthuthukiswa kwezindawo zokupaka, ukulungiswa kwezindiza, namaphrojekthi okuzinzisa inhlabathi. Ochwepheshe bezokwakha bathembela kule-roller enamasondo amabili ngenxa yokuthi iyasebenza, njengoba isebenza kahle ezinhlotsheni ezihlukahlukene zezinto, kusukela emhlabathini onamabele kuya ku-asphalt enamafutha. Kungakhathaliseki ukuthi ulungiselela ama-subgrade, uhlanganisa ama-base courses, noma uqeda izindawo ze-asphalt, i-double drum roller inikeza ukusebenza okuqhubekayo nokuthuthukiswa komkhiqizo okulinganisekayo okunciphisa kakhulu imigqa yesikhathi yomsebenzi nezindleko zabasebenzi.