Txoj Kev Taug Kev Duab Scaffold Nta

Txoj Kev Taug Kev Duab Scaffold Nta

1. Ib qho qauv txheej txheem ntawm txoj kev taug ko taw scaffold yog yooj yim heev kom teeb tsa, feem ntau muaj 2 daim ntawm lub ntsiab welded, 2 khub ntawm cross braces, thiab 4 daim ntawm cov ntawv sib koom ua ke.

2. Nrog siv lub taub hau ntsia hlau Jack, hlau Quav Scaffold tuaj yeem txhawb cov nqaj, qhob slab.

3. Nrog kev tso tsheb kauj vab rau ntawm taw ntawm cov ncej scaffold, nws tau yooj yim txav cov scaffold nyob qhov twg.

4.With hloov ntu qaum ntawm ntaiv ntawm qhov siab sib txawv, tag nrho cov kws ntxaij cab yog hloov kho kom sib txawv.