Avista Lewiston Field

Idaho PUC Pipeline Safety Inspection Summary
Inspector(s): Ulmer Date(s): Apr 15-18, 2019
Company/Owner: Avista Utilities Unit/OPID: I Lewiston/31232
Inspection Type &Time (1 day, 0.5 day) Total Inspection Days: 7
Standard:F5 Construction: 0.5 Training: F1 (T)(D)Integrity Management: El Incident: E]
M/M: � Follow-up: � oQ: 0.5 Damage Prevention: D&A:
Inspection Summary
Audit consisted of inspecting field installed operating equipment and operator training for the Avista
Lewiston, Idaho inspection unit.Records and procedures for all Idaho Avista units were inspected March
26-28,2019 at the Avista headquarters in Spokane,Washington.
April 4,2019: (1 Standard prep)
Prepared for the field Audit of Avista Utility Company natural gas distribution pipeline for the Lewiston, Idaho
inspection unit. Reviewed operators Operations and Maintenance manuals, Emergency manuals, and Operator
Qualification procedures. Prepared PHMSA Form 2 and IPUC worksheets for the inspection.
April 15,2019: (1 Standard travel)
Traveled to Lewiston, ID to conduct inspection.
April 16-17,2019: (1 Standard, .5 OQ, .5 Construction)
Met with Avista company representatives in the Clarkson,Washington district office for in-brief and began field
audit of Lewiston installed equipment.
Regulator Stations 401, 402, 404, 406, 410, 415 and 416 were inspected and randomly selected for relief
operation, regulator lock-up and general condition of the station including pipe-to-soil wrap and corrosion. Five
cathodic rectifiers, nine emergency and one secondary valves and three carrier-to-casings were inspected for the
Lewiston district with no defects noted. IPUC Form 3 was conducted with Randy Bareither, Jeff Lee and Trevor
Salonen.
An operator qualification inspection was performed on Trevor Salonen an Avista employee that was performing
Regulator Station Annual Maintenance. Trevor performed the task in a satisfactory manner.
Observed an Avista company crew cut out a service tee and valve from a 4" steel main on 21 st St in Lewiston,
Idaho. Areas observed were welding, wrapping, purging, abandonment and the use of safety equipment.
April 18,2019: (1 Training)
Inspector observed the training and evaluation for operator welding qualification. One welder(Jake Neilson)
was tested and evaluated on Procedure B4 Weld Category: Production,Non-Pressurized, Manual Shielded Metal
Arc (SMAW). Observed the following destructive testing on welders coupons: Tensile Test,Bend Test and
Nick-Break Test.
IPUC Form 1

Idaho PUC Pipeline Safety Inspection Summary
April 19,2019: (1 Standard travel)
Traveled back to Boise, ID.
April 29,2019: (1 Standard post)
Wrote the inspection report, completed audit forms: PHMSA Form 2, IPUC Form 1 and attached inspection
documents.
Attached:
PI MSA Form 2, IA Equivalent,Field Portion(Not attached)
PI MSA Form 15, OQ Field Inspection Form
IPUC Form 1, Inspection Summary
IPUC Form 3, Exit Interview
IPUC Form 4, Construction Inspection
IPUC Field equipment Work sheets
Corrective Action Required: Yes No X
Follow-up Required: by(date), Yes No X
Close-out Letter Issued: AN, I J I Yes No X
Inspector(Lead): _ Date:
Reviewer: Date:
IPUC Form 1