JT/T 33.5-1993 Technical grade standards for workers in the transportation industry Highway engineering and navigation engineering Water lifting workers (English Version)
This standard stipulates the levels, knowledge, skills and work examples of water lifting workers in navigation and highway projects. This standard is applicable to the training, assessment and use of lifting workers in offshore, land and other water environments.
JT/T 33.5-1993 history
1970JT/T 33.5-1993 Technical grade standards for workers in the transportation industry Highway engineering and navigation engineering Water lifting workers