T2 PORTABLE TANK INSTRUCTION T2
These portable tank instructions apply to liquid and solid substances of class 1 and classes 3 to 9. The general provisions of section 4.2.1 and the requirements of section 6.7.2 shall be met.The instructions for portable tanks with FRP shells apply to substances of classes or divisions 1, 3, 5.1, 6.1, 6.2, 8 and 9. Additionally, the provisions of chapter 6.10 apply to the portable tanks with FRP shells.
Minimum test pressure 1.5 bar
Minimum shell thickness (reference steel) 5 mm for tanks up to 1.80 m diameter and for larger tanks carrying solids of packing group II or III; 6 mm otherwise.
Pressure-relief provisions Normal
Bottom opening provisions 3 shut-off devices required.
Alternatives permitted T4, T5, T7, T8, T9, T10, T11, T12, T13, T14,T15, T16, T17, T18, T19, T20, T21, T22

Special packing provisions:

TP1
The degree of filling prescribed in 4.2.1.9.2 shall not be exceeded.
TP2
The degree of filling prescribed in 4.2.1.9.3 shall not be exceeded.
TP29
A portable tank having a minimum test pressure of 1.5 bar may be used if it is shown that a test pressure of 1.5 bar or less is acceptable according to the test pressure definition in 6.7.2.1.