NEW ZEALAND GAZETTE

No. 68

(2) Hydrants shall be spaced at intervals not exceeding the following:

(a) classes A, B and C .. 90 metres;
(b) classes D and E .. 135 metres.

(3) In cul-de-sac or other terminal streets the last hydrant shall not to be more than 65 metres from the end of the street.

(4) Where household units are situated on private ways, there shall be a hydrant within 135 metres of any house or unit.

(5) Where a household unit private way is more than 65 metres long a hydrant shall be sited at the street end of the private way or on the other side of the street immediately opposite to the entrance. If necessary a principal main shall be constructed and a hydrant placed within the private way to ensure every building is within 135 metres of a hydrant.

(6) If a building in classes A, B or C, in a reticulated area, is more than 90 metres from a hydrant then a hydrant shall be installed within 90 metres of that risk. If necessary a principal main shall be constructed within the complex to ensure every risk is within 90 metres of a hydrant.

(7) Hydrants shall be readily accessible for fire appliances and should generally be positioned near street intersections, and not less than 6 metres from any building.

(8) In Classes A and B hydrants may be installed in pairs to give better access to higher water flows.

12. Installation of Hydrants—

Hydrants shall be installed in accordance with NZS/BS 750 : 1984.

13. Marking of Hydrants—

Hydrants shall be marked in accordance with New Zealand Standard 4501 : 1972 or British Standard 3251 : 1976.

14. Consultation on Water Supply Schemes—

Territorial Authorities shall consult with the Area Commander on the positioning of hydrants when new water supply schemes are being planned or existing schemes are being upgraded. Territorial Authorities should consult with the Area Commander when auxiliary water supplies for fire fighting are being planned or existing auxiliary supplies are being altered.

15. Reserve Storage Capacity in Water Supply Schemes—

New water supply schemes should contain reserve capacity or an alternative supply to cater for a breakdown in the main pumping supply as follows: (Refer to Table 1 affixed)

(1) Class A - 6 hours reserve supply at 200 litres per second - 4,320,000 litres;

(2) Class B - 4 hours reserve supply at 200 litres per second - 2,880,000 litres;

(3) Class C - 3 hours reserve supply at 100 litres per second - 1,080,000 litres;

(4) Class D - 2 hours reserve supply at 50 litres per second - 360,000 litres;

(5) Class E - 1 hour reserve supply at 25 litres per second - 90,000 litres.

16. Dead Ends—

Dead end mains should be avoided and the main linked with some nearby part of the reticulation.

17. Code Recommendations—

All recommendations made by the Area Commander for fire fighting water supplies shall be based on this code.

18. Testing the Adequacy of Water Supplies—

(1) Hydrants and auxiliary water supplies for fire fighting may be inspected and tested by the New Zealand Fire Service under section 30 (2) of the Fire Service Act 1975.

(2) All testing, inspection and recording of reticulated water supplies and hydrants by the New Zealand Fire Service shall be in accordance with instructions promulgated by the National Commander. The tests as to the adequacy of water supplies shall include tests of water volume and pressure.

(3) On completion of testing, the Territorial Authority shall be advised by the New Zealand Fire Service of the sufficiency or otherwise of the water supplies available for fire fighting, hazardous substance emergencies, fire brigade drills and the effective operation of fire protection systems.

(4) All auxiliary water supplies for fire fighting, within a Fire District, along with the connections and access shall be monitored and recorded by the New Zealand Fire Service.

19. Maintenance—

Maintenance and repair of reticulated public water supplies, and hydrants shall be the responsibility of the Territorial Authority. Territorial Authority Officers should advise the New Zealand Fire Service if there is any change to fire fighting water supplies.

Code of Practice for Fire Fighting Water Supplies—Table 1:

The Code of Practice for Fire Fighting Water Supplies is promulgated, pursuant to sections 17N (1) (b) and 30 (3) of the Fire Service Act 1975.

B. S. ARMSTRONG, National Commander, New Zealand Fire Service.

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