JT/T 33.8-1993 Technical grade standards for workers in the transportation industry Highway engineering and navigation engineering Hydraulic engineering Diving workers (English Version)
This standard specifies the levels, knowledge, skills and work examples of divers in navigation engineering. This standard is applicable to the training, assessment and use of divers for underwater construction of port projects and other hydraulic structures in seas, rivers, lakes and other waters.
JT/T 33.8-1993 history
1970JT/T 33.8-1993 Technical grade standards for workers in the transportation industry Highway engineering and navigation engineering Hydraulic engineering Diving workers