IMDG Code 38-16 – Changes to Tank Provisions

Considering proposal by Republic of Korea, IMO amended the tank provisions in Column 14 of IMDG Code 38th Amendment from TP1 to TP2 for below substances:

  • 1206 HEPTANES,
  • 1262 OCTANES,
  • 1272 PINE OIL,
  • 1299 TURPENTINE,
  • 1840 ZINC CHLORIDE SOLUTION,Marine Pollutant Label
  • 1920 NONANES,
  • 2057 TRIPROPYLENE,
  • 2241 CYCLOHEPTANE,
  • 2294 N-METHYLANILINE,
  • 2296 METHYLCYCLOHEXANE,
  • 2325 1,3,5-TRIMETHYLBENZENE,
  • 2368 alpha-PINENE,
  • 2672 AMMONIA SOLUTION,
  • 2709 BUTYLBENZENES,
  • 2850 PROPYLENE TETRAMER

 

Above decision is based on identifying these substances as Marine Pollutant according to the GESAMP hazard profiles and subsequent amendment required to calculation of degree of filling while transporting liquid marine pollutants in tanks.

Section 4.2.1.9.3 of IMDG Code stipulates the maximum degree of filling in % for liquid marine pollutants with below formula

42193

In IMDG Code 38-16 column 14 of these substances are changed from TP1 to TP2

TP 1 The degree of filling prescribed in 4.2.1.9.2 shall not be exceeded.

TP 2 The degree of filling prescribed in 4.2.1.9.3 shall not be exceeded.

 IMDG Code 38th Amendment will come as recommendatory from 1st January 2017 and will become mandatory from 1st January 2018.

 To know more about calculating maximum degree of filling click here