This standard specifies the inspections and tests that must be carried out before new inland waterway ships are put into operation. This standard applies to the tests of routine items of civil ships powered by diesel engines. For the tests of engineering ships, hovercraft, hydrofoil craft and other special ships, the test program can also be prepared according to the provisions of this standard.
GB/T 3221-1996 history
2020GB/T 3221-2020 Code for mooring and sea trials of internal combustion engine-driven inland ships
2011GB/T 3221-2010 Code for dock and sea trials of diesel-driven inland ships
1996GB/T 3221-1996 Code for dock and sea trials of diesel-driven inland ships