Kev tsheb ciav hlau sib txuas
Cov pob zeb kev tsheb ciav hlau, tseem hu ua pob zeb pw, yog ib qho tseem ceeb hauv kev tsheb ciav hlau. Lawv yog tsim los ntawm kev sib xyaw ntawm cov cement, xuab zeb, gravel, thiab ntxiv dag zog nrog cov rebar muaj zog. Qhov sib xyaw ntawm cov pob zeb kev tsheb ciav hlau sib txuas ua rau lawv cov kav ntev, ruaj khov, thiab tsis kam mus rau ntau yam ib puag ncig.
Qhov zoo ntawm cov pob zeb kev tsheb ciav hlau los ntawm GNEE rail muaj xws li hauv qab no:
Lub neej ua haujlwm ntev
Cov pob zeb sib txuas muaj lub neej ntev kev pab cuam, muab lub hauv paus txhim khu kev qha thiab ruaj khov rau kev tsheb ciav hlau.
Kev ruaj ntseg siab
Lawv muab kev ruaj ntseg zoo dua, txo qhov kev pheej hmoo ntawm kev khiav tawm thiab ua kom muaj kev ruaj ntseg ntawm kev tsheb ciav hlau.
Kev kho qis
Kev sib koom ua ke muaj kev saib xyuas qis dua piv rau qee yam khoom siv, ua rau kev txuag nyiaj ntau dhau sijhawm.
