Ua ntej tshaj plaws, nws tau muab faib ua cov pawg, ib qho ntawm tag nrho lub tsev, ib qho kev tshem tawm, thiab lwm yam kev ua yeeb yam tag nrho lub tsev, thiab lwm yam kev pom zoo los ntawm scaffolding, uas yog tus cwj pwm los ntawm densely kev npog tag nrho cov chaw. Nws yog muaj li ntawm peb lossis ntau dua gantry scaffolds lossis ntau dua tus pas nrig scaffolds. Qhov no feem ntau yog ua thaum tag nrho cov chaw xav tau scaffolding ua ib foothold. Tshem tawm scaffolding yog hais txog ib tug scaffold uas rub tawm los ntawm cov hlua hlau hlau raws li phab ntsa thiab txoj haujlwm ua haujlwm yog swb rau nws. Nws feem ntau siv rau lub ru tsev vaj huam sib luag sib koom ua ke thiab grout. Kev ua haujlwm zoo ib yam yog hais txog kev txhim kho cantilever (feem ntau cantilevered lub scaffolding rau i-nqaj scaffolding yog txhawb nqa ncaj qha rau hauv av. Sab hauv scaffolding thiab sab nraud scaffolding tsuas yog sib txawv hauv txoj haujlwm. Sab hauv scaffolding yog lub txee rau sab hauv lub tsev, thiab cov scaffolding yog lub txee nyob ib puag ncig lub tsev.
Lub Sijhawm Post: Kaum-09-2020