# IMP Attachment V, Reference 3 - IR 401 The working relationship and roles between pipeline integrity and the risk model.

**Citation:** DCA10MP007 docket item 241  
**Type / status:** incident / current  
**Agency:** National Transportation Safety Board  
**Effective:** Not stated  
**Published:** Not stated

DCA10MP007; docket item 241; Adobe PDF file.

## Document text

IMP Attachment V, Reference 3 - IR 401 The working relationship and roles between pipeline integrity and the risk model. DCA10MP007 docket item 241. 3 pages. 0 photograph references. Published media type: Adobe PDF file. Metadata only; the linked docket file is not mirrored.

## Provenance

- Official: Yes
- Source: <https://data.ntsb.gov/Docket/Document/docBLOB?ID=40370656&FileExtension=.PDF&FileName=IMP%20Attachment%20V,%20Reference%203%20-%20IR%20401%20The%20working%20relationship%20and%20roles%20between%20pipeline%20integrity%20and%20the%20risk%20model.%20-Master.PDF>
- Source ID: `ntsb-dockets`
- SHA-256: `a52c7e70c05b14b97f407712cdc35828cf624181e1a369e70293a033a712fcfc`
- Retrieved: 2026-08-20T04:58:09.797Z
- Exported: 2026-08-23T23:06:53.521Z
- Document slug: `ntsb-docket-item-40370656`

### Source metadata

```json
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  "ntsbNumber": "DCA10MP007",
  "blobId": "40370656",
  "ordinal": 241,
  "pages": 3,
  "photos": 0,
  "publishedMediaType": "Adobe PDF file",
  "fileExtension": ".PDF",
  "fileName": "IMP Attachment V, Reference 3 - IR 401 The working relationship and roles between pipeline integrity and the risk model. -Master.PDF",
  "docketUrl": "https://data.ntsb.gov/Docket/?NTSBNumber=DCA10MP007",
  "tableOfContentsUrl": "https://data.ntsb.gov/Docket/TOCPrintable?data=76766",
  "docketReportedMode": "Pipeline",
  "docketCreationDate": "2010-08-25",
  "docketLastModifiedDate": "2016-08-15",
  "docketPublicReleaseDate": "2012-05-22",
  "metadataOnly": true,
  "binaryMirrored": false,
  "caveat": "Docket item metadata and official link only. The title does not establish authorship, evidentiary weight, NTSB endorsement, legal effect, or a current regulatory finding; party submissions and evidence binaries are not mirrored.",
  "jurisdiction": "US"
}
```