Home / Standards / GB 50706-2011 GB 50706-2011 Code for design of labour safety and industrial hygiene in water conservancy and hydropower projects 水利水电工程劳动安全与工业卫生设计规范 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A