Cov ntawv thov dav ntawm cov pob tseg khib nyiab

Raws li indispensable thauj mus los hauv niaj hnub tsim kho kev tsim kho, cov tsheb ciav hlau tau nthuav lawv cov ntawv thov ua haujlwm ntawm kev siv cov chaw tsim khoom hauv nroog loj. Hauv Qhib-Pit Mines, loj heev {{{{1} Pol Dump Truck ua haujlwm ib ncig ntawm lub tsheb muaj peev xwm thauj khoom ntawm tons ib xyoos ib zaug. Ntawm cov chaw hauv nroog loj, nruab nrab pob tseg cov tsheb thauj khoom Manuver ua tau zoo, xa cov ntaub ntawv xws li xuab zeb, gravel, thiab cement. Nyob rau hauv cov chaw nres nkoj thiab cov chaw nres tsheb, cov khib nyiab tshwj xeeb siv cov chaw thau khoom nrawm nrawm Nyob rau sab qaum teb nroog thaum lub caij ntuj no, hloov pob tseg tsheb thauj khoom ua los Snowplows ua kom ntseeg tau tias txoj kev nkag tau. Ntawm cov chaw pov tseg chaw, pob tseg cov tsheb thauj khoom nruab nrog cov tshuab ua kom muaj zog thauj cov khoom khib nyiab hauv nroog.

Nrog kev txhim kho thev naus laus zis, cov ntawv thov cov tsheb thauj khoom hauv nroog, thiab cov khoom siv hluav taws xob me me tuaj yeem ua haujlwm rau kev tua hluav taws xob kom ceev ceev lossis kev cawm siav. Los ntawm cov nroog mines rau cov nroog, los ntawm kev coj ua kev ua haujlwm thiab kev txhim kho lub zog tsis tseem ceeb hauv kev txhawb nqa kev daws teeb meem niaj hnub.