Trainee scaffolders should always work under the supervision of a qualified and competent scaffolder. https://dr3q42nzrf25heoeh55xo5eeeypx6qwohlvxl67inpa4odago5rq.cdn.ampproject.org/c/b.Cari.com.my%2Fhome.php%3Fmod%3Dspace%26uid%3D2994159%26do%3Dprofile/