AS 3500.1 pdf download – Amdt 1-2005 Plumbing and drainage Part 1 Water services (3)

AS 3500.1 pdf download – Amdt 1-2005 Plumbing and drainage Part 1 Water services (3)
Page 10 Clause 2.3
Delete first and second paragraphs and replace with the following:
Materials and products in contact with drinking water，rainwater，recycled water，or anycombination of these water supplies, shall comply with AS/NZS 4020.Linings and coatingsshall comply with AS/NZS 4020 at a surface area to volume ratio not less than thatnominated in the compliance report.
Page 10 Clause 2.3
l Item (e), delete full stop at end of sentence and replace with ‘ ; and’ .2
Add new item (f), as follows:
(f)compatibility of materials and products.
Page 10 Clause 2.4.1 Item (a)
Delete existing ltem (a) and replace with the following:(a) Pipes and fittings—
(up to and including DN 100，shall have a maximum allowable operating
pressure (MAOP) of at least 1.2 MPa at 20 C; and
(ii)where larger than DN 100,shall be selected to satisfy design criteria for the
system.
Page 11 Clause 2.4.2 Item (c)Add new paragraph as follows:
Where galvanized steel fire hydrant or booster riser pipes are permitted to be buried belowground in accordance with AS 2419.1，the pipes shall be heavy thickness up to andincluding DN 80 and not less than medium thickness over DN 80.The maximum length offire hydrant or booster riser pipe permitted below ground is 1.5 m. The buried section ofpipe shall be protected against corrosion by continuous wrapping in petrolatum tape toAwwA C217.
Page 11 Clause 2.4.2 Item (d)
Delete ltem (d) and replace with the following:
(d)Copper and copper alloy pipes and fittings shall be installed in accordance withinstallation requirements of AS 4809.
Page 12 Clause 2.5
Delete Clause 2.5 and replace with the following:‘Not applicable’ .
Page 15 Clause 3.2.1
Delete Clause 3.2.1 and replace with the following:3.2.1Flow rates
The flow rates of taps，valves and cisterns shall be not less than the flow rates specified inTable 3.1.
The maximum flow rate from a shower,basin，and kitchen sink or laundry trough outletshall not exceed 9 L/min.
Page 16Clause 3.3.4, first paragraph
Delete the word ‘operating’ and replace with the word ‘static’ .
Page 20 Clause 4.2.5 Item (b)
Delete ltem (b) and replace with the following:
(b)Where an alternative supply is non-drinking water，piping shall be clearly and
permanently labelled in accordance with Clause 9.5.2.
Page 21 Clause 4.2.5 Item (d)
Delete ltem (d) and replace with the following:
(d)Piping conveying water for non-drinking water applications downstream of a
backflow prevention device installed for high or medium hazard protection，otherthan used for containment, shall be clearly and permanently labelled in accordancewith Clause 9.5.2.
Page 28 Clause 4.6.3.3
Delete the first paragraph and replace it with‘Non-testable devices shall be installed asfollows:.
Page 49 Clause 6.6, second paragraph, third lineAfter the word ‘device’ , insert the following text:‘appropriate to the cross-connection hazard rating’.Page 66 Figure 9.1
Delete Figure 9.1 and replace with the following: