The national institute for occupational safety and health ( niosh ) requests assistance in preventing worker injuries and deaths caused by falls from suspension scaffolds . " suspension scaffold " means one or more working platforms suspended by ropes or other means from an overhead structure 职业安全和健康管理局的安全规程中对吊蓝架和其操作规程提出了明确要求,包括防坠落保护系统的使用(该系统包括:安全带、安全绳和防护栏杆等) 。