Avista 230406 IPUC Form 1 - Lewiston Field Audit

Idaho PUC Pipeline Safety Inspection Summary
Inspector(s): Brooks/Galli Date(s): jApril 3-6, 2023
Company/Owner: jAvista Utilities I Unit#/OPID 131232
Inspection Type&Time (1 day, 0.5 day) Total Inspection Days: 8
Standard: 8 Construction. Training: (T)(D)Integrity Management: Incident:
Gas Rule: Follow up. OCI: Damage Prevention: D&A:
Inspection Summary
Audit consisted of inspecting field installed operating equipment for the Avista Lewiston,Idaho inspection
unit.
February 1,2023: (0.5 Standard Prep)
Prepared for Lewiston field audit.
April 3,2023: (2 Standard Travel)
Traveled to Lewiston, ID to conduct inspection.
April 4-5,2023: (3.5 Standard)
Met with Avista company representatives in the Clarkston, Washington district office for a briefing,reviewed
welding records,past year work orders and began field audit of Lewiston installed equipment.
Regulator Stations 414(returned), 400, 403, 405, 406,413 and 420 were inspected for relief operation, regulator
lock-up, general condition of the station including pipe-to-soil wrap,and cathodic corrosion protection. Six
cathodic rectifiers, fifteen valves and three carrier-to-casings were also inspected. All of the equipment inspected
was in satisfactory operating condition and performed within regulatory compliance requiremements.
April 6,2023: (2 Standard Travel)
Wrote inspection report, completed audit forms: PHMSA IA question set with OQ protocol 9, IPUC Form 1,Post
Inspection Preliminary Written Findings and attached inspection documents. Traveled back to Boise.
Attached:
IPUC Form 1, Field Equipment Work Sheets
Corrective Action Required: Yes No X
Follow-up Required: by (date): Yes No X
Inspector (Lead): Date:
mad
Brooks 4/6/2023
Reviewer:
Date:
IPUC Form 1