(1) After a pipeline company has been notified by an excavator pursuant to RCW
19.122.033 that excavation will uncover any portion of the pipeline company's pipeline, the pipeline company shall ensure that the pipeline section in the vicinity of the excavation is examined for damage prior to being reburied.
(2) Immediately upon receiving information of third-party damage to a hazardous liquid pipeline, the company that operates the pipeline shall terminate the flow of hazardous liquid in that pipeline until it has visually inspected the pipeline. After visual inspection, the pipeline company shall determine whether the damaged pipeline section should be replaced or repaired, or whether it is safe to resume pipeline operation. Immediately upon receiving information of third-party damage to a gas pipeline, the pipeline company shall conduct a visual inspection of the pipeline to determine whether the flow of gas through that pipeline should be terminated, and whether the damaged pipeline should be replaced or repaired. A record of the pipeline company's inspection report and test results shall be provided to the commission, consistent with reporting requirements under 49 C.F.R. Parts 191 and 195, Subpart B.
(3) Pipeline companies shall immediately notify local first responders and the department of ecology of any reportable release of a hazardous liquid from a pipeline. Pipeline companies shall immediately notify local first responders and the commission of any blowing gas leak from a gas pipeline that has ignited or represents a probable hazard to persons or property. Pipeline companies shall take all appropriate steps to ensure the public safety in the event of a release of hazardous liquid or gas under this subsection.
(4) No damaged pipeline may be buried until it is repaired or relocated. The pipeline company shall arrange for repairs or relocation of a damaged pipeline as soon as is practical or may permit the excavator to do necessary repairs or relocation at a mutually acceptable price.