Intermountain Gas Verification Digs

Idaho PUC Pipeline Safety Inspection Summary
Inspector(s): Ulmer I Date(s): JAug 3-7, 2020
Company/Owner: Intermountain Gas Company Unit/OPID: I Pocatello
Inspection Type&Time (1 day, 0.5 day) Total Inspection Days:1 5
Standard: Construction: 1.5 Training: (T)(D) Integrity Management: ❑3 Incident:
M/K Follow-up: F OQ: 0.5 Damage Prevention: D&A:
Inspection Summary
Audit consisted of a construction inspection with Operator Qualification verification of KV Utilities (a sub-
contractor of Intermountain Gas Company (IGC) in Blackfoot, ID and two IGC High Consequence Area (HCA)
verification digs in the Pocatello, Idaho District.
Aug 3-4, 2020: (1.5 Construction, 0.5 OQ)
Traveled to Blackfoot and met with KV Utilities crew to observe their construction project of installing approx.
1500 ft. of 4" PE main. Observations consisted of locates, excavation, fusion (OQ inspection performed), pipe
handling and installation, tracer wire installation, padding and backfilling. Proper procedures were followed.
Aug 5,2020: (1 TIMP)
Observed HCA dig on American Rd, Pocatello, Idaho, IGC crew exposed 16" FBE coated steel line that was
identified during survey to have issues, did a visual check and found two pieces of coating that had become
disbonded,jeeped pipe and CP tech did a soil resistivity test and checked anode output. Squared off the coating
separation, cleaned, primed, wrap was applied and the pipe was backfilled.
Aug 6, 2020: (1 TIMP)
Observed HCA dig on E Center St, Pocatello, Idaho, IGC crew exposed 16" FBE coated steel line that was
identified during survey to have issues, did a visual check,jeeped pipe and CP tech did a soil resistivity test and
checked anode output, no issues found on 16" line. However crew found coating issues on 10" coal tar coated
pipe that crossed over the 16" line. Approx. 4' of the 10" pipe was cleaned, primed and wrap applied. Both
pipes were padded and backfilled.
Aug 7, 2020: (1 TIMP)
Traveled back to Boise, completed forms and typed report.
Attached:
IPUC Form 1, Inspection Summary
IPUC Form 4, Construction Inspection
PHMSA Form 15 OQ Field
IPUC Form 1

Idaho PUC Pipeline Safety Inspection Summary
Corrective Action Required: Yes Na X
Follow-up Required: by(dat ): Yes No X
Inspector (Lead): Date:
Reviewer: Date:
IPUC Form 1