Washington Administrative Code
Title 246 - Health, Department of
SEWER SYSTEMS
Chapter 246-272B - Large on-site sewage system regulations
Part 5 - CONSTRUCTION REQUIREMENTS
Section 246-272B-05300 - Department final inspection
Universal Citation: WA Admin Code 246-272B-05300
Current through Register Vol. 24-24, December 15, 2024
(1) The department shall conduct a final inspection for all LOSS and witness a pressure test of the drainfield prior to cover except for LOSS with subsurface drip systems.
(2) The department may accept baseline pressure and flow information from the design engineer in lieu of witnessing a pressure test of subsurface drip systems.
(3) The department may allow the drainfield to be partially covered prior to the final inspection if:
(a) The design engineer verifies the LOSS has
been pretested and functions according to the approved design; and
(b) The department is able to witness a
pressure test of at least the distal orifice in every lateral during the final
inspection.
Statutory Authority: RCW 70.118B.020. 11-12-035, § 246-272B-05300, filed 5/25/11, effective 7/1/11.
Disclaimer: These regulations may not be the most recent version. Washington may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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