# Pipeline markers and above ground facilities.

**Citation:** WAC 480-75-540  
**Type / status:** regulation / current  
**Agency:** Washington Utilities and Transportation Commission  
**Effective:** 2008-06-30  
**Published:** Not stated

The pipeline company must place proper pipeline markers wherever the line pipe and any associated facilities are exposed. For all pipelines attached to bridges or otherwise spanning an area, the pipeline company must place pipeline markers so that they are visible and readable at both ends of the su

## Document text

The pipeline company must place proper pipeline markers wherever the line pipe and any associated facilities are exposed. For all pipelines attached to bridges or otherwise spanning an area, the pipeline company must place pipeline markers so that they are visible and readable at both ends of the suspended pipeline. Each pipeline company must inspect each marker annually, and within thirty days of each inspection, replace each marker that is damaged or missing.

## Provenance

- Official: Yes
- Source: <https://app.leg.wa.gov/WAC/default.aspx?cite=480-75-540>
- Source ID: `wa-wac`
- SHA-256: `0b00194a2c607e4cb1050d61911c29d3012946f58f6dcc0733b4f804b0adf6c6`
- Retrieved: 2026-08-11T02:02:35.370Z
- Exported: 2026-08-23T16:24:06.893Z
- Document slug: `wac-480-75-540`

### Source metadata

```json
{
  "jurisdiction": "US-WA",
  "chapter": "480-75",
  "section": "480-75-540",
  "sourceNote": "[Statutory Authority: RCW 80.01.040, 80.04.060, 81.88.040. WSR 08-12-045 (Docket PL-070974, General Order R-548), § 480-75-540, filed 5/30/08, effective 6/30/08. Statutory Authority: RCW 80.01.040 and 80.04.160. WSR 02-18-032 (Docket No. TO-000712, General Order No. R-500), § 480-75-540, filed 8/26/02, effective 9/26/02.]",
  "officialPdfUrl": "https://app.leg.wa.gov/WAC/default.aspx?cite=480-75-540&pdf=true",
  "filingHistoryUrl": "https://app.leg.wa.gov/wac/registerfiling.aspx?cite=480-75-540",
  "pipelineScope": "hazardous-liquid",
  "region": "WA"
}
```