# Construction Quality Control and Quality Assurance Standards for Relocation of Segment 180 in 1956

**Citation:** DCA10MP008 docket item 392  
**Type / status:** incident / current  
**Agency:** National Transportation Safety Board  
**Effective:** Not stated  
**Published:** Not stated

DCA10MP008; docket item 392; Adobe PDF file.

## Document text

Construction Quality Control and Quality Assurance Standards for Relocation of Segment 180 in 1956 DCA10MP008 docket item 392. 16 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=40352399&FileExtension=.PDF&FileName=Construction%20Quality%20Control%20and%20Quality%20Assurance%20Standards%20for%20Relocation%20of%20Segment%20180%20in%201956%20-Redacted.PDF>
- Source ID: `ntsb-dockets`
- SHA-256: `a38b8d619e1a45c897256b1809087be67b634e67419ad7f752bf934024cae9cf`
- Retrieved: 2026-08-20T04:58:09.797Z
- Exported: 2026-08-24T00:46:12.446Z
- Document slug: `ntsb-docket-item-40352399`

### Source metadata

```json
{
  "materialSubtype": "ntsb_docket_item_metadata",
  "ntsbNumber": "DCA10MP008",
  "blobId": "40352399",
  "ordinal": 392,
  "pages": 16,
  "photos": 0,
  "publishedMediaType": "Adobe PDF file",
  "fileExtension": ".PDF",
  "fileName": "Construction Quality Control and Quality Assurance Standards for Relocation of Segment 180 in 1956 -Redacted.PDF",
  "docketUrl": "https://data.ntsb.gov/Docket/?NTSBNumber=DCA10MP008",
  "tableOfContentsUrl": "https://data.ntsb.gov/Docket/TOCPrintable?data=77250",
  "docketReportedMode": "Hazmat",
  "docketCreationDate": "2010-09-14",
  "docketLastModifiedDate": "2015-02-24",
  "docketPublicReleaseDate": "2011-03-01",
  "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"
}
```