Qee qhov piv txwv ntawm kev siv lawv li cas yog:
- Kev thauj khoom ntawm cov chaw tsim khoom - cib, ntoo thav duab, thiab lwm yam
- Rov qab los yog xa cov tsheb thiab tshuab
- Chaw thau khoom ua vaj tse kav
- Kev khawb qhov siv lub auger rau cov ncej fais fab, tom qab ntawd nqa tus ncej fais fab hauv qhov chaw
- Kev tshuaj xyuas cov qauv siab thiab cov kab hluav taws xob siv cov neeg ua haujlwm tawb
- Lifting seem hlau siv ib qho txuas txuas
- Self-loading raw cav.