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-05000 - Installer qualifications and responsibilities
Current through Register Vol. 24-24, December 15, 2024
The installer shall:
(1) Be currently approved by the local health jurisdiction in the county where the LOSS is to be constructed.
(2) Have the following experience:
(3) Maintain a copy of approved plans and specifications on-site during construction;
(4) Follow the approved plans and specifications or obtain approval from the design engineer prior to making field changes;
(5) Install sewage tanks approved by the department according to the provisions of chapter 246-272C WAC, On-site sewage system tanks;
(6) Be on the site at all times during the excavation and construction of the LOSS;
(7) Backfill and grade the site after construction to prevent surface water from accumulating over any LOSS component; and
(8) Leave the drainfield lines uncovered until the drainfield passes the department's final inspection. Driplines may be covered prior to inspection.
Statutory Authority: RCW 70.118B.020. 11-12-035, § 246-272B-05000, filed 5/25/11, effective 7/1/11.