Date of Adoption: November 17, 2000.

Purpose: To make changes to the Washington state amendments to the 1997 Uniform Plumbing Code (chapters 51-46 and 51-47 WAC).

Citation of Existing Rules Affected by this Order: Amending chapter 51-46 WAC, Sections 0200, 603.0, 603.3.2.

Statutory Authority for Adoption: RCW 19.27.031, 19.27.074.

Adopted under notice filed as WSR 00-16-129 on August 2, 2000.

Changes Other than Editing from Proposed to Adopted Version: The proposal filed under WSR 00-16-129 was adoption of the 2000 Edition of the Uniform Plumbing Code (UPC) published by the International Association of Plumbing and Mechanical Officials (IAPMO) and bringing forward the amendments from the current edition, with a few new amendments proposed. On November 17, 2000, the State Building Code Council voted not to adopt the 2000 UPC. Through this action, the council retained the 1997 Edition of the UPC published by IAPMO, with state amendments already in effect under chapters 51-46 and 51-47 WAC. The council did vote to approve three of the proposed new amendments submitted in WSR 00-16-129 as noted above. The remainder of the proposed new amendments were not adopted.

Number of Sections Adopted in Order to Comply with Federal Statute: New 0, Amended 0, Repealed 0; Federal Rules or Standards: New 0, Amended 0, Repealed 0; or Recently Enacted State Statutes: New 0, Amended 0, Repealed 0.

Number of Sections Adopted at Request of a Nongovernmental Entity: New 0, Amended 1, Repealed 0.

Number of Sections Adopted on the Agency's Own Initiative: New 0, Amended 0, Repealed 0.

Number of Sections Adopted in Order to Clarify, Streamline, or Reform Agency Procedures: New 0, Amended 2, Repealed 0.

Number of Sections Adopted Using Negotiated Rule Making: New 0, Amended 0, Repealed 0; Pilot Rule Making: New 0, Amended 0, Repealed 0; or Other Alternative Rule Making: New 0, Amended 2, Repealed 0. Effective Date of Rule: July 1, 2001.

January 3, 2001

Tim Nogler

for Jim Lewis

Council Vice Chair

OTS-4563.2

AMENDATORY SECTION(Amending WSR 98-02-055, filed 1/6/98, effective 7/1/98)

WAC 51-46-0200   Chapter 2 -- Definitions.  

205.0 Certified Backflow Assembly Tester - A person certified by the Washington state department of health under chapter 246-292 WAC to inspect (for correct installation and approval status) and test (for proper operation) approved backflow assemblies.

[Statutory Authority: RCW 19.27.031 and 19.27.074. 98-02-055, 51-46-0200, filed 1/6/98, effective 7/1/98.]

603.0 Cross-Connection Control.

Cross-connection control shall be provided in accordance with the provisions of this chapter. Devices or assemblies for protection of the public water system must be models approved by the department of health under WAC 246-290-490. The Administrative Authority shall coordinate with the local water purveyor where applicable in all matters concerning cross-connection control within the property lines of the premises.

No person shall install any water operated equipment or mechanism, or use any water treating chemical or substance, if it is found that such equipment, mechanism, chemical or substance may cause pollution or contamination of the domestic water supply. Such equipment or mechanism may be permitted only when equipped with an approved backflow prevention device or assembly.

603.3.2 ((The premise)) For devices and assemblies other than those regulated by the Washington department of health in conjunction with the local water purveyor for the protection of public water systems, the Administrative Authority shall ensure that the owner or responsible person shall have the backflow prevention assembly tested by a Washington State Department of Health certified backflow assembly tester:

1. At the time of installation, repair, or relocation; and

2. At least on an annual schedule thereafter ((or more often when)), unless more frequent testing is required by the Administrative Authority.

603.4.6.1 Potable water supplies to systems having no pumps or connections for pumping equipment, and no chemical injection or provisions for chemical injection, shall be protected from backflow by one of the following devices:

1. Atmospheric vacuum breaker

2. Pressure vacuum breaker

3. Reduced pressure backflow preventer

4. A double check valve may be allowed when approved by the water purveyor and the Administrative Authority.

[Statutory Authority: RCW 19.27.031 and 19.27.074. 98-02-055, 51-46-0603, filed 1/6/98, effective 7/1/98.]

Washington State Code Reviser's Office