# HILCORP NORTH SLOPE, LLC — Notice of Amendment

- **operation:** document
- **citation:** CPF 520075021M
- **title:** HILCORP NORTH SLOPE, LLC — Notice of Amendment
- **source type:** enforcement
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** 2007-05-03
- **effective on:** Not available
- **summary:** CLOSED notice of amendment citing 195.452(c), 195.452(f), 195.452(h), 195.452(i), 195.452(j), 195.452(k).
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- **source url:** https://primis.phmsa.dot.gov/enforcement-data/case/520075021M
**body:**

Notice of Amendment involving HILCORP NORTH SLOPE, LLC. PHMSA's enforcement data identifies the cited regulations as 195.452(c),  195.452(f),  195.452(h),  195.452(i),  195.452(j),  195.452(k). The case was opened on 2007-05-03 and is reported as closed as of 2007-11-05. Open the official case record for notices, responses, orders, and the latest status.

Official case documents:

520075021M_notice of amendment_05032007.pdf: https://primis.phmsa.dot.gov/enforcement-documents/520075021M/520075021M_notice%20of%20amendment_05032007.pdf

520075021m_notice of amendment_05032007_text.pdf: https://primis.phmsa.dot.gov/enforcement-documents/520075021M/520075021m_notice%20of%20amendment_05032007_text.pdf

520075021M_operator response to notice CONFIDENTIAL MATERIAL REMOVED_10082007.pdf: https://primis.phmsa.dot.gov/enforcement-documents/520075021M/520075021M_operator%20response%20to%20notice%20CONFIDENTIAL%20MATERIAL%20REMOVED_10082007.pdf

520075021m_notice of amendment_05032007_text.pdf

U. S. Department
of Transportation
Pipeline and
Hazardous Materials Safety
Administration
12300 W Dakota Ave, Suite 110
Lakewood, CO 80228
NOTICE OF AMENDMENT
CERTIFIED MAIL - RETURN RECEIPT RE UESTED
May 3, 2p07
Ms. Sandy Stash
Uice President
Regulatory Compliance and Ethics
BP Exploration (Alaska), Inc.
900 E. Benson Blvd.
Anchorage, AK 99508
SR'" TO CQMPLIANCE REGISTRY
HSCOOpg Eectronic I
0 ef CoyiN, &/Date
CPF 5-2007-5021M
Dear Ms. Stash:
On March 21 and 22, 2007, representatives of the Pipeline and Hazardous Materials Safety
Administration (PHMSA) pursuant to Chapter 601 of 49 United States Code inspected BP
Exploration (Alaska) Inc. (BPXA) procedures for specific areas in your Integrity Management
Program in Anchorage, Alaska.
On the basis of the inspection, PHMSA has identified the apparent inadequacies found within
BPXA's plans or procedures, as described below:
f452 (f) An operator must include, at minimum, each of the following elements in
its written integrity management program:
(1) A process for identifying which pipeline segments could affect a high
consequence area.
The review of the Badami Fate and Transport Analysis indicated that absorption was
taken into account for overland spread. While it has been shown through experience
that releases in winter can be partially contained by snow and cold temperatures, the
assumption that releases in summer can be mitigated by absorption should be justified.
The Fate and Transport Analysis used current operating flow rates to calculate release
volumes along each pipeline. The BPXA IM Plan should describe the process for
identifying changing operating conditions that might impact the FAT analysis and how
these changes will trigger new FAT analyses.



$195. 452 (b) What program and practices must operators use to manage pipeline
integrity? Each operator of a pipeline covered by this section must:
(3) Include in the program a plan to carry out baseline assessments of line pipe as
required by paragraph (c) of this section.
$195. 452 (c) What must be in the baseline assessment plan? (1) An operator must
include each of the following elements in its written baseline assessment plan:
(i) The methods selected to assess the integrity of the line pipe. An operator must
assess the integrity of the line pipe by any of the following methods. The methods
an operator selects to assess low frequency electric resistance welded pipe or lap
welded pipe susceptible to longitudinal seam failure must be capable of assessing
seam integrity and of detecting corrosion and deformation anomalies.
(A) Internal inspection tool or tools capable of detecting corrosion and
deformation anomalies including dents, gouges and grooves;
(B) Pressure test conducted in accordance with subpart E of this part; or
(C) Other technology that the operator demonstrates can provide an equivalent
understanding of the condition of the line pipe. An operator choosing this option
must notify the Office of Pipeline Safety (OPS) 90 days before conducting the
assessment, by sending a notice to the address or facsimile number specified in
paragraph (m) of this section . . . ( iii) An explanation of the assessment methods
selected and evaluation of risk factors considered in establishing the assessment
schedule.
The dent excavation spreadsheet reviewed during the inspection did not contain the
recent ILI information for the EOA 34 inch pipeline. The results of this assessment
should have been included in the spreadsheet for completeness.
An updated sheet was provided at the end of the inspection. This provided information
on a future ILI inspection to be performed 7I2007 on the EOA FS 2 to FS 1 section.
This section has been taken out of service and will be replaced by a new pipeline. The
update did not include the results of dent investigation for the EOA 34 inch FS I to
Skid 50 ILI run performed in October, 2006. A process for creating and populating
your spreadsheets should include a completeness check or explanation for missing
information.
f452 (f) An operator must include, at minimum, each of the following elements in
its written integrity management program: (S) A process for review of integrity
assessment results and information analysis by a person qualified to evaluate the
results and information (see paragraph (h)(2) of this section)
f452 (h) (2) Discovery of a condition. Discovery of a condition occurs when an
operator has adequate information about the condition to determine that the
condition presents a potential threat to the integrity of the pipeline. An operator
must promptly, but no later than 1SO days after an integrity assessment, obtain
sufficient information about a condition to make that determination, unless the
operator can demonstrate that the 180-day period is impracticable.



The BPXA IM Plan states that indications &40% wall loss will be evaluated. These
indications are not listed as "other" repair conditions in Protocol 4. 01 or in BPNA's
procedure 200. BPXA should define the criteria that will be used to determine if any
wall loss indications &40% must be repaired. This criteria needs to be incorporated
into all applicable repair procedures.
The relationship of existing repair procedure 00090 and its proposed replacement-
BPNA procedure 200 - to the Tier 2 OMER repair procedure is not clear. The Tier 2
OMER procedure does not contain all of the IM rule repair requirements for corrosion.
In addition, it appears that procedure 00090 Sections 6. 2 and 6. 3 allow clamp on
sleeves to be used to repair leaks due to corrosion whereas the Tier 2 OMER procedure
does not. BPXA needs to ensure that all repair procedures accurately and completely
address IM repair criteria and allowable repair methods. All regulatory requirements
should be included on the final process.
4. $195. 452 (f} What are the elements of an integrity management program? (6)
Identification of preventive and mitigative measures to protect the high
consequence area (see paragraph of this section)
$195. 452(i) What preventive and mitigative measures must an operator take to
protect the high consequence area?(1) General requirements. An operator must
take measures to prevent and mitigate the consequences of a pipeline failure that
could affect a high consequence area. These measures include conducting a risk
analysis of the pipeline segment to identify additional actions to enhance public
safety or environmental protection. Such actions may include, but are not limited
to, implementing damage prevention best practices, better monitoring of cathodic
protection where corrosion is a concern, establishing shorter inspection intervals,
installing EFRDs on the pipeline segment, modifying the systems that monitor
pressure and detect leaks, providing additional training to personnel on response
procedures, conducting drills with local emergency responders and adopting
other management controls.
The BPXA IM Plan must address how their proposed improvements to Leak Detection
addresses the eight required evaluation factors of 195. 452(i)(3). The IM Plan should
also address how and when future evaluations of the Leak Detection systems will be
performed.
5. $195. 452 What preventive and mitigative measures must an operator take to protect
the high consequence area? (3) Leak detection. An operator must have a means to
detect leaks on its pipeline system. An operator must evaluate the capability of its
leak detection means and modify, as necessary, to protect the high consequence
area. An operator's evaluation must, at least, consider the following factors-
length and size of the pipeline, type of product carried, the pipeline's proximity to
high consequence area, the swiftness of leak detection, location of nearest response
personnel, leak history, and risk assessment results.



The BPXA IM Plan must address how their proposed improvements to Leak Detection
addresses the eight required evaluation factors of 195. 452(i)(3). The IM Plan should
also address how and when future evaluations of the Leak Detection systems will be
performed.
Section 6. 04 of the IM Plan should fully describe current leak detection systems or
reference a document where these descriptions are provided.
$195. 452 (f) An operator must include, at minimum, each of the following
elements in its written integrity management program: (5) A continual process of
assessment and evaluation to maintain a pipeline's integrity (see paragraph (j) of
this section);
$195. 452 (g) Whatis an information analysis? In periodically evaluating the
integrity of each pipeline segment an operator must analyze all available
information about the integrity of the entire pipeline and the consequences of a
failure
$195. 452 (j) What is a continaal process of evaluation and assessment to maintain a
pipeline's integrity? (1) General. After completing the baseline integrity
assessment, an operator must continue to assess the line pipe at specified intervals
and periodically evaluate the integrity of each pipeline segment that could affect a
high consequence area.
(3) Assessment Intervals. An operator must establish intervals not to exceed five
(5) years for continually assessing the line pipe's integrity. An operator must base
the assessment intervals on the risk the line pipe poses to the high consequence
area to determine the priority for assessing the pipeline segments. An operator
must establish the assessment intervals based on the factors specified in
paragraph (e) of this section, the analysis of the results from the last integrity
assessment, and the information analysis required by paragraph (g) of this
section.
Periodic evaluation is considered to be an ongoing data integration process that takes
into account changing conditions on a pipeline that may warrant a change in
reassessment schedules. The IM Plan states in Section 7. 01/7. 02 "If assessment results
or other factors warrant, higher risk areas may require more frequent evaluation". The
IM Plan needs to provide more detail as to when evaluations will be performed, by
whom, which risk factors will be evaluated, and how re-assessment intervals will be
changed,
$195. 452 (f) An operator must include, at minimum, each of the following
elements in its written integrity management program:
(7) Methods to measure the program's effectiveness (see paragraph (k) of this
section);
$195. 452 (k) What methods to measare program effectiveness must be used? An
operator's program must include methods to measure whether the program is
effective in assessing and evaluating the integrity of each pipeline segment and in
protecting the high consequence areas. See Appendix C of this part for guidance
on methods that can be used to evaluate a program's effectiveness.



PHMSA recognizes that the BPXA IM program is in a state of transition and that
BPXA has chosen to focus on Key Performance Indicators that measure
implementation process. However, BPXA needs to emphasize development of Key
Performance Indicators (KPIs) that measure the effectiveness of the IM program.
BPXA should use the characteristics of an effective program provided in Protocol 8. 02
and the performance metrics identified in API 1160 to develop these KPIs.
Res onse to this Notice
This Notice is provided pursuant to 49 U. S. C. $ 60108(a) and 49 C. F. R. $ 190. 237. Enclosed
as part of this Notice is a document entitled Response Options for Pipeline Operators in
Compliance Proceedings. Please refer to this document and note the response options. Be
advised that all material you submit in response to this enforcement action is subject to being
made publicly available. If you believe that any portion of your responsive material qualifies
for confidential treatment under 5 U. S. C. 552(b), along with the complete original document
you must provide a second copy of the document with the portions you believe qualify for
confidential treatment redacted and an explanation of why you believe the redacted
information qualifies for confidential treatment under 5 U. S. C. 552(b). If you do not respond
within 30 days of receipt of this Notice, this constitutes a waiver of your right to contest the
allegations in this Notice and authorizes the Associate Administrator for Pipeline Safety to
find facts as alleged in this Notice without further notice to you and to issue a Final Order.
If, after opportunity for a hearing, your plans or procedures are found inadequate as alleged in
this Notice, you may be ordered to amend your plans or procedures to correct the inadequacies
(49 C. F. R. ) 190. 237). If you are not contesting this Notice, we propose that you submit your
amended procedures to my office within 30 days of receipt of this Notice. This period may be
extended by written request for good cause, Once the inadequacies identified herein have been
addressed in your amended procedures, this enforcement action will be closed.
In correspondence concerning this matter, please refer to CPF 5-2007-5021M and, for each
document you submit, please provide a copy in electronic format whenever possible.
Since
is Hoi al
Director, Western Region
Pipeline and Hazardous Materials Safety Administration
Enclosure: Response Options for Pipeline Operators in Compliance Proceedings
cc: PHP-60 Compliance Registry
PHP-500 B. Hansen
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