Health and Safety at Work (Hazardous Substances) Regulations 2017

13.33 Requirements for surface containers of more than 450 L

(1)

If pooling substances that are class 6 or 8 substances are held above ground in a place within a workplace in containers 1 or more of which has a capacity of more than 450 L,—

(a)

if the place’s total pooling potential is less than 5 000 L, the secondary containment system must have a capacity of at least that total pooling potential:

(b)

if the places’s total pooling potential is 5 000 L or more, the secondary containment system must have a capacity of the greater of—

(i)

5 000 L; and

(ii)

50% of that total pooling potential.

(1A)

Despite subclause (1), if the pooling substances do not have class 1 to 5 hazard classifications and—

(a)

if the place’s total pooling potential is less than 20 000 L, the secondary containment system must have a capacity of the greater of—

(i)

25% of the total pooling potential; and

(ii)

110% of the capacity of the largest container:

(b)

if the place’s total pooling potential is 20 000 L or more, the secondary containment system must have a capacity of the greater of—

(i)

5% of the total pooling potential; and

(ii)

5 000 L.

(1B)

Despite subclause (1), if the pooling substances are contained in a portable tank, the secondary containment system must have a capacity of at least 110% of the capacity of the largest portable tank at the place.

(2)

Despite the requirements of subclause (1), if the pooling substances are contained in a tank wagon, the secondary containment system must have a capacity of at least 110% of the capacity of the largest compartment of the tank wagon.

(3)

This regulation does not apply to a stationary tank to which regulation 17.100 applies.

Regulation 13.33(1): amended, on 1 December 2017, by regulation 32(1) of the Health and Safety at Work (Hazardous Substances) Amendment Regulations 2017 (LI 2017/285).

Regulation 13.33(1A): inserted, on 1 December 2017, by regulation 32(2) of the Health and Safety at Work (Hazardous Substances) Amendment Regulations 2017 (LI 2017/285).

Regulation 13.33(1B): inserted, on 1 December 2017, by regulation 32(2) of the Health and Safety at Work (Hazardous Substances) Amendment Regulations 2017 (LI 2017/285).