# PHMSA Hazmat Incident I-2008100484 — ACETYLENE, DISSOLVED — PONCA CITY, OK

- **operation:** document
- **citation:** PHMSA Hazmat Incident I-2008100484
- **title:** PHMSA Hazmat Incident I-2008100484 — ACETYLENE, DISSOLVED — PONCA CITY, OK
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** Not available
- **effective on:** 2008-09-23
- **summary:** Serious reporter-submitted hazardous materials transportation incident on 2008-09-23 in PONCA CITY, OK.
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- **source url:** https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=RFnA4TxhjZJFWQ07lJOlBA%3D%3D
**body:**

PHMSA hazardous materials incident report I-2008100484.
Incident date: 2008-09-23.
Location: PONCA CITY, OK.
Mode: Highway.
Carrier/reporter: AIRGAS MID-SOUTH INC.
Shipper: AIRGAS MID-SOUTH INC.
Materials: UN1001; ACETYLENE, DISSOLVED; hazard class 2.1; 0.002089 GCF released | UN1001; ACETYLENE, DISSOLVED; hazard class 2.1; 0.01671 GCF released | UN1077; PROPYLENE; hazard class 2.1; 0.5 LGA released.
What failed: Cylinder Valve.
How failed: Torn Off or Damaged.
Reported failure causes: Rollover Accident; Vehicular Crash or Accident Damage.
Reported result: Vapor(Gas) Dispersion.
Reporter-submitted DOT Form 5800.1 data may be incomplete, corrected, supplemented, or misreported. A record, serious-incident classification, failure description, or relationship to a reporting rule is not a PHMSA causal finding, compliance determination, or finding of a violation.
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