Kwindawo zokwakha, ukhuseleko lokukhuthaza kubalulekile. Ngokwesiqhelo sobuchwephesha bobuchwephesha bobuchwephesha "(GB 51210) Oku kulandelayo yimigaqo ethile:
I-1. I-Scissor Borctures e-Brace: Ububanzi be-scapsor nganye kufuneka bube phakathi kwe-4 ne-Spas yeSpans, kwaye akufuneki bube ngaphantsi kwe-6 yeemitha, okanye ngaphezulu kwe-9 yeemitha. I-angle yotyekelo lwe-scace diagonal bar kwindiza ethe tyaba kufuneka ibe phakathi kwe-45 ° ne-60 °.
2. Ukuphakama kokukhanya: Xa ukuphakama komgangatho kungaphantsi kweemitha ezingama-24, i-scrisor ye-sca kufuneka ibekwe kwiziphelo zombini zesakhelo, kunye nasezantsi ukusuka ezantsi ukuya phezulu ukuya phezulu ukuya phezulu ukuya phezulu ukuya phezulu ukuya phezulu ukuya phezulu ukuya phezulu. Xa ukuphakama kokukhula ziimitha ezingama-24 okanye ngaphezulu, yonke i-face yonke yangaphandle kufuneka isekwe ngokuqhubekayo ukusuka ezantsi ukuya phezulu.
3. I-scache ekhethekileyo: I-cantilever ekhethekileyo ye-scacheld kwaye iqhotyoshelwe i-scaffings scapleng kufuneka isetwe ngokusuka phezulu ukusuka ezantsi ukuya phezulu ukuya kwi-puriter yonke yangaphandle.
Le migaqo yenzelwe ukuqinisekisa uzinzo lwesakhiwo kunye nokhuseleko lwabasebenzi. Nceda ulandele ngokungqongqo lemigangatho yokhuseleko xa useta kwaye usebenzisa i-scaffolds.
IXESHA LOKUQALA: NgoFebwe-18 ukuya kwi-1825