NZ4202 - Unitec
NZ4202 - Unitec
NZ4202 - Unitec
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NZS 4202: 1 995 Issued June 1995<br />
25.4 MEASUREMENT PROCEDURE<br />
25.4.1 Plant and equipment<br />
25.4.1 .I<br />
Equipment (for example boilers, chillers, air handlers, fans, pumps) shall be<br />
enumerated. Where equipment designations apply these shall be included in the<br />
description (e.g., pump P2, fan F3 etc).<br />
25.4.1.2<br />
Special requirements such as inertia bases, anti-vibration provisions and the like<br />
shall be enumerated. Seismic restraints where not specifically included in the<br />
description shall be enumerated.<br />
25.4.1.3<br />
Where specified to be supplied with the equipment, the following may be enumerated:<br />
motor starters, local isolators, control panels, power factor correction, thermal<br />
protection devices, and the like.<br />
It is preferable, however, that they are measured under 25.4.6 or section 28.<br />
25.4.1.4<br />
Radiators, convector units, fan coil units, duct reheating coils, mixing boxes and the<br />
like shall be described and enumerated.<br />
25.4.1.5<br />
Continuous runs of convectors and the like shall be measured in metres giving<br />
elements and casings separately. Angles, junctions, stop ends, access panels and<br />
the like shall be enumerated.<br />
25.4.1.6<br />
Tanks shall be measured in accordance with section 23.<br />
25.4.2 Pipework<br />
25.4.2.1<br />
Each size and specification of pipe shall be measured separately in metres, stating<br />
the nominal bore, thickness or mass as required.<br />
25.4.2.2<br />
The description shall include the type of material and method of jointing and the<br />
general background material to which the pipe is fixed.<br />
25.4.2.3<br />
Bends, elbows, tees and the like to pipework of 25 mm nominal bore and over shall<br />
be enumerated as extra value.<br />
25.4.2.4<br />
Hangers, supports, clips and other pipe fixings shall be included in the description.<br />
Guides, anchors, rollers, seismic restraints, anti-vibration supports and the like<br />
where drawn or specified shall be measured separately.<br />
25.4.2.5<br />
Line mounted items such as valves, traps, strainers, expansion bellows, gauges,<br />
thermometers and the like together with the necessary mating flanges, gaskets and<br />
bolts or unions, pockets and the like shall be enumerated for each type of pipework.<br />
25-2<br />
Copyright Standards New Zealand<br />
Provided by IHS under license with SNZ<br />
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Document provided by IHS Licensee=<strong>Unitec</strong> Inst of Technology/5911177001,<br />
03/02/2005 18:31:52 MST Questions or comments about this message: please call<br />
the Document Policy Group at 303-397-2295.
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