# Exhibit 2L: Photo of Monitor Valve Pneumatic Controller

**Citation:** DCA10MP008 docket item 20  
**Type / status:** incident / current  
**Agency:** National Transportation Safety Board  
**Effective:** Not stated  
**Published:** Not stated

DCA10MP008; docket item 20; Adobe PDF file.

## Document text

Exhibit 2L: Photo of Monitor Valve Pneumatic Controller DCA10MP008 docket item 20. 2 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=40342968&FileExtension=.PDF&FileName=Exhibit%202L%3A%20Photo%20of%20Monitor%20Valve%20Pneumatic%20Controller-Master.PDF>
- Source ID: `ntsb-dockets`
- SHA-256: `6dca40fd846954e0c3275fd88841e5d0a154d3e6167c711feeda46cde1131dfd`
- Retrieved: 2026-08-20T04:58:09.797Z
- Exported: 2026-08-23T16:42:31.100Z
- Document slug: `ntsb-docket-item-40342968`

### Source metadata

```json
{
  "materialSubtype": "ntsb_docket_item_metadata",
  "ntsbNumber": "DCA10MP008",
  "blobId": "40342968",
  "ordinal": 20,
  "pages": 2,
  "photos": 0,
  "publishedMediaType": "Adobe PDF file",
  "fileExtension": ".PDF",
  "fileName": "Exhibit 2L: Photo of Monitor Valve Pneumatic Controller-Master.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"
}
```