# Appendix Q: Enterprise Explanation on Failure to Open SAM Inc. Texas 811 Locate Tickets When due

**Citation:** DCA10FP004 docket item 32  
**Type / status:** incident / current  
**Agency:** National Transportation Safety Board  
**Effective:** Not stated  
**Published:** Not stated

DCA10FP004; docket item 32; Adobe PDF file.

## Document text

Appendix Q: Enterprise Explanation on Failure to Open SAM Inc. Texas 811 Locate Tickets When due DCA10FP004 docket item 32. 1 page. 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=40376823&FileExtension=.PDF&FileName=Appendix%20Q%3A%20Enterprise%20Explanation%20on%20Failure%20to%20Open%20SAM%20Inc.%20Texas%20811%20Locate%20Tickets%20When%20due-Redacted.PDF>
- Source ID: `ntsb-dockets`
- SHA-256: `2ed9bc751bb469104351085ee06f070a98ae00fd42537dc0fad83fda542546fc`
- Retrieved: 2026-08-20T04:58:09.797Z
- Exported: 2026-08-25T18:59:20.422Z
- Document slug: `ntsb-docket-item-40376823`

### Source metadata

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  "ntsbNumber": "DCA10FP004",
  "blobId": "40376823",
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  "fileExtension": ".PDF",
  "fileName": "Appendix Q: Enterprise Explanation on Failure to Open SAM Inc. Texas 811 Locate Tickets When due-Redacted.PDF",
  "docketUrl": "https://data.ntsb.gov/Docket/?NTSBNumber=DCA10FP004",
  "tableOfContentsUrl": "https://data.ntsb.gov/Docket/TOCPrintable?data=76236",
  "docketReportedMode": "Pipeline",
  "docketCreationDate": "2010-06-14",
  "docketLastModifiedDate": "2015-10-19",
  "docketPublicReleaseDate": "2013-10-21",
  "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"
}
```