Construction companies also recommend limiting the height to two scaffolding sections. After that,scaffolding system stability becomes an issue which have to take special precautions. Once the height exceeds three times the minimum width of the tower, construction companies must tie the scaffolding systems to the building at specific intervals.Scaffolding system have wide scaffolding needs to be tied in when it exceeds 15 ft or 20ft high.Construction companies would not cover their scaffold tie-ins in this article.A better way key to safe scaffolding which is solid foundation. If the scaffolding base plates or casters rest on dirt, grass, asphalt or other soft material,scaffolding system put aluminum roads on top of lengths of 2x10 lumber to prevent them.