Avista Lewiston Field

Idaho PUC Pipeline Safety Inspection Summary
Inspector(s): Ulmer/Perkins/Russo 11 Date(s): jApr 2-6, 2018
Company/Owner: Avista Utilities Unit/OPID: Lewiston/31232
Inspection Type&Time (1 day, 0.5 day) Total Inspection Days: 17
Standard: 14 I Construction: Training: � (T)(D) Integrity Management: Incident:
M/M: = Follow-up: CICt: 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
5-9, 2018 at the Avista headquarters in Spokane,Washington.
March 22,2018: (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 2,2018: (3 Standard travel)
Traveled to Lewiston, ID to conduct inspection.
April 3-4,2018: (6 Standard)
Met with Avista company representatives in the Clarkson,Washington district office for in-brief and began field
audit of Lewiston installed equipment.
Regulator Stations 400, 403, 405, 413, 414,420, 443, 447 and 449 were inspected and randomly selected for
relief operation, regulator lock-up and general condition of the station including pipe-to-soil wrap and corrosion.
Four cathodic rectifiers, four steel emergency valves and three carrier-to-casings were inspected for the Lewiston
district with no defects noted.
April 5,2018: (3 Training)
Inspectors observed the training and evaluation for operator welding qualifications. Four welders(Rob Schmidt,
Delvin Rauch, Don Galloway and Mark Allen) were 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. Two of the welders failed parts of the test
and were disqualified.
April 6,2018: (3 Standard travel)
Traveled back to Boise, ID.
April 9,2018: (1 Standard post)
Wrote the inspection report, completed audit forms: PHMSA Form 2, IPUC Form 1 and attached inspection
documents.
IPUC Form 1

Idaho PUC Pipeline Safety Inspection Summary
Attached:
PHMSA Form 2, Gas Distribution Inspection Form
IPUC Form 1, Inspection Summary
IPUC Form 3, Exit Interview
IPUC Field equipment Work sheets
Corrective Action Required: Yes No X
Follow-up Required: by(date). Yes No X
Close-out Letter Issued: Yes X No
Inspector (Lead): Date:
InDrA 1 9. .2019
Reviewer: Date:
!.� Zo
IPUC Form 1