This standard specifies the environmental conditions, equipment requirements, operating personnel, operating rules, basic requirements for equipment maintenance, accidents and handling for divers to perform underwater high-pressure water jet operations. This standard applies to underwater high-pressure water jet operations performed by divers in my country's oceans and inland waters, and also to other operators who assist in the use of high-pressure water jet equipment.
GB 20826-2007 history
2021GB 20826-2021 Code of safety for the use of high pressure water jetting equipment by divers
2006GB 20826-2007 Code of safety for the use of high pressure water jetting operation by divers