# 2 - OPS - GAUGE PIG SPECIFICATIONS PROVIDED BY ATMOS

**Citation:** PLD21FR002 docket item 25  
**Type / status:** incident / current  
**Agency:** National Transportation Safety Board  
**Effective:** Not stated  
**Published:** Not stated

PLD21FR002; docket item 25; Text/Image.

## Document text

2 - OPS - GAUGE PIG SPECIFICATIONS PROVIDED BY ATMOS PLD21FR002 docket item 25. 2 pages. 0 photograph references. Published media type: Text/Image. Metadata only; the linked docket file is not mirrored.

## Provenance

- Official: Yes
- Source: <https://data.ntsb.gov/Docket/Document/docBLOB?ID=13166053&FileExtension=pdf&FileName=AEC-APT-NTSB-000134-000135%20(Docket)%20(Gauge%20Pig%20Specifications%20-%20S.U.N.%20Model%202CC-SM-24%20inch)-Rel.pdf>
- Source ID: `ntsb-dockets`
- SHA-256: `2b459fce5fa44ce560da0381c42fa269a485177af4ef34d2a21f1cbc65f95fc5`
- Retrieved: 2026-08-20T04:58:09.797Z
- Exported: 2026-08-23T06:02:34.293Z
- Document slug: `ntsb-docket-item-13166053`

### Source metadata

```json
{
  "materialSubtype": "ntsb_docket_item_metadata",
  "ntsbNumber": "PLD21FR002",
  "blobId": "13166053",
  "ordinal": 25,
  "pages": 2,
  "photos": 0,
  "publishedMediaType": "Text/Image",
  "fileExtension": "pdf",
  "fileName": "AEC-APT-NTSB-000134-000135 (Docket) (Gauge Pig Specifications - S.U.N. Model 2CC-SM-24 inch)-Rel.pdf",
  "docketUrl": "https://data.ntsb.gov/Docket/?NTSBNumber=PLD21FR002",
  "tableOfContentsUrl": "https://data.ntsb.gov/Docket/TOCPrintable?data=103363",
  "docketReportedMode": "Pipeline",
  "docketCreationDate": "2021-07-08",
  "docketLastModifiedDate": "2022-10-21",
  "docketPublicReleaseDate": "2022-03-10",
  "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"
}
```