Country Areas Water Supply Amendment By-Laws 1993 (WA)

4 May 1993] GOVERNMENT GAZETTE, WA 2327

WATER AUTHOR ITY

WA301

WATER AUTHORITY ACT 1984

COUNTRY AREAS WATER SUPPLY AMENDMENT BY-LAWS 1993

Made by the Water Authority of Western Australia with the approval of the

(17).

Minister for Water Resources.

Citation

1. These by-laws may be cited as the Country Areas Water Supply

Amendment By-laws 1993.

Principal by-laws

2. In these by-laws the Country Areas Water Supply By-laws 1957* are

referred to as the principal by-laws.

[ Reprinted in the Gazette of 1 May 1968 at pp. 1219-1242.

For amendments to 25 March 1993 see 1991 Index to Legislation of Western Australia, pp. 524-27 and Gazettes of 31 January, 26 June and 31 December 1992.]

By-law 58 amended
3. By-law 58 of the principal by-laws is amended by repealing sub-bylaw

2328 GOVERNMENT GAZETTE, WA [4 May 1993

By-law 58AA inserted

4. After by-law 58 of the principal by-laws the following by-law is

inserted

Cross connections and backflow prevention
58AA. (1) In this by-law —

"AS 3500.1 — 1992" means the publication entitled "AS 3500.1 — 1992, National Plumbing and Drainage Code, Part 1: Water supply" published by the Standards Association of Australia;

"backflow", "cross connection" and "water supply system" have the same respective meanings as in the Metropolitan Water Supply, Sewerage and Drainage By-laws 1981.

(2) Notwithstanding anything in AS 3500.1 — 1992, for the

purposes of sub-bylaw (3) —

(a)	a reference in Section 4 of AS 3500.1 — 1992 to —
(i) "regulatory authority" shall be taken to be a

reference to the Authority; and

(ii)"water service" or "water supply system" shall

be taken to be a reference to a water supply system within the meaning of the Metropolitan Water Supply, Sewerage and Drainage By-laws 1981;

(b)

Clause 4.2.3 of AS 3500.1 — 1992 shall be read as if "authorized by the regulatory authority" had been deleted;

(c)

Clause 4.5 of AS 3500.1 — 1992 shall be read as if "and be subject to the approval of the relevant regulatory authority" had been deleted; and

(d)

a reference in Section 7 of AS 3500.1 — 1992 to —

(i)	a "Type B irrigation system" shall be taken to be a reference to an irrigation system described in Clause 7.2 (b) of AS 3500.1 — 1992 that is subject to, or is likely to be subject to, flooding or ponding;
(ii)	a "Type C irrigation system" shall be taken to

be a reference to an irrigation system described in Clause 7.2 (c) of AS 3500.1 — 1992 that is

subject to, or is likely to be subject to, flooding or pon ding.

(3) For the purposes of cross connection control and backflow

prevention —

(a)	a water supply system shall be designed, installed and maintained in accordance with the requirements of Section 4 (other than Clause 4.2.5) of AS 3500.1 — 1992;
(b)	an irrigation system shall be categorized, installed and maintained in accordance with the requirements of Section 7 of AS 3500.1 — 1992; and
(c)	an alternative water supply shall not be connected to a water supply system unless an appropriate backflow prevention device is fitted in accordance with the requirements of Clause 4.5 of AS 3500.1 — 1992.

By resolution of the Board. of— K C. WEBSTER, Chairman.

W. J. COX, Managing Director.

Approved by the Minister for Water Resources.

P. D. OMODEI.