A "inofanirwa" kurodha zvakachengeteka uye kudzikisa matraira!
Sangana neOSHA Tsananguro nemhando dzakasiyana siyana dzeTrailer Stabilizing Jacks OSHA 1910.178 (k) (3) inoti "Fixed jacks dzingave dzakakosha kutsigira semi-tirera uye kudzivirira kusimuka panguva yekurodha kana kuburitsa kana turera isina kubatanidzwa netirakita" .