✨ Hazardous Substances Regulations
846 NEW ZEALAND GAZETTE No. 35
(2) The capacities, classifications, and distances are:
| Column 1
| Capacity of
| above ground
| stationary tank
| (000 litres) | Separation Distance (metres) |
| | Column 2 | Column 3 |
| | Tanks containing class | Tanks containing class |
| | 3.1A, B & C and class 3.2 | 3.1D substances |
| | substances | |
| Less than 5 | 1 | 0.5 |
| 50 | 1 | 1 |
| 100 | 1.5 | 1 |
| 250 | 3 | 2 |
| 500 | 5 | 3 |
| 1,000 | 8 | 5 |
| 2,000 | 11 | 8 |
| 4,000 | 13 | 9 |
| 10,000 | 14 | 10 |
| 40,000 or greater | 20 | 14 |
(3) If the capacity of an above ground stationary tank is between any 2 successive capacities specified in
the table in subclause (2), it must be separated from another above ground stationary tank that contains
the same class of hazardous substance by a distance that is proportional to the difference in capacity.
20 Separation between above ground stationary tanks containing class 5, 6, 8, or 9 hazardous
substances
An above ground stationary tank that contains a hazardous substance of class 5, or class 6, or class 8,
or class 9 that does not have a flammable classification must be separated from another above ground
stationary tank that contains a hazardous substance of the same class by not less than 1 metre.
Separation between above ground stationary tanks containing hazardous substances of different
classes
21 Separation between above ground stationary tank containing class 2.1.1 hazardous substance
and stationary tank containing substance of a different class
(1) An above ground stationary tank that contains a class 2.1.1 permanent gas must be separated from any
other above ground stationary tank that contains a hazardous substance of a different class by a
distance not less than—
(a) for quantities of class 2.1.1 permanent gas not exceeding 100 m³, 3 metres; or
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Online Sources for this page:
VUW Te Waharoa —
NZ Gazette 2004, No 35
Gazette.govt.nz —
NZ Gazette 2004, No 35
✨ LLM interpretation of page content
🏥
Amendments to Hazardous Substances Regulations
(continued from previous page)
🏥 Health & Social WelfareRegulations, Hazardous Substances, Separation Distances, Stationary Tanks, Class 3.1, Class 3.2, Class 5, Class 6, Class 8, Class 9, Class 2.1.1