# NTSB Safety Recommendation P-79-011

**Citation:** P-79-011  
**Type / status:** guidance / guidance  
**Agency:** National Transportation Safety Board  
**Effective:** 1979-06-11  
**Published:** 1979-06-11

AS A PART OF THE UPRATING PROCEDURES, PROVIDE THE PROJECT FOREMAN WITH A WRITTEN PLAN THAT WILL ACCOUNT FOR THE SPECIFIC ELEMENTS AND VARIABLES OF EACH CASE BEFORE THE COMMENCEMENT OF ANY UPRATING PROJECT.

## Document text

NTSB safety recommendation P-79-011.

AS A PART OF THE UPRATING PROCEDURES, PROVIDE THE PROJECT FOREMAN WITH A WRITTEN PLAN THAT WILL ACCOUNT FOR THE SPECIFIC ELEMENTS AND VARIABLES OF EACH CASE BEFORE THE COMMENCEMENT OF ANY UPRATING PROJECT.

Priority: CLASS II

Overall Status: Closed - Acceptable Action

Issued Date: 1979-06-11

Adopted Date: 1979-06-01

Overall Date Closed: 1983-03-31

Synopsis: ON JANUARY 16, 1979, AN EXPLOSION AND FIRE DESTROYED FIVE COMMERCIAL BUILDINGS AND DAMAGED SEVERAL OTHER BUILDINGS IN LONDON, KENTUCKY. TWO PERSONS WERE INJURED AS A RESULT OF THE ACCIDENT. FIREFIGHTERS, THE FIRST EMERGENCY PERSONNEL ON THE SCENE, EVACUATED THE BUILDINGS. THE LOCAL MANAGER AND A GAS SERVICEMAN FROM THE GAS SERVICE COMPANY, INC., (A SUBSIDIARY OF THE DELTA NATURAL GAS CO., INC.) ARRIVED ABOUT 5 MINUTES AFTER THE EXPLOSION. TWENTY-FIVE FIRE COMPANIES ASSISTED IN EXTINGUISHING THE FIRE.

Ntsbnumber: PLD79XR001

Report Number: PAR-79-02

Addressee Name: Delta Natural Gas Company, Inc.

Addressee Status: Closed--No Longer Applicable

Addressee Date Closed: 1983-03-31

Addressee Organization Type: P-Private Industry

Communication Date: 1982-10-20

Communication Type: Official Correspondence

Communication Contents: DELTA NATURAL GAS COMPANY LETTER: OUR STANDARD PRACTICE 0-46, CONVERTING FROM LOW TO IMMEDIATE PRESSURE, WAS FILED WITH THE KENTUCKY PUBLIC SERVICE COMMISSION ON SEPTEMBER 25, 1979. STANDARD PRACTICE 0-18, EMERGENCY OPERATING PLAN (INCLUDING ACCIDENT INVESTIGATION) WAS FILED WITH THE KENTUCKY PUBLIC SERVICE COMMISSION ON OCTOBER 31, 1979, AND HAS CONTINUED TO BE UPDATED. STANDARD PRACTICE 0-48, ACCIDENT INVESTIGATION WAS FILED WITH THE PUBLIC SERVICE COMMISSION ON NOVEMBER 14, 1979.

Addressee Organization Type: P-Private Industry

Communication Date: 1983-03-31

Communication Type: Official Correspondence

Addressee Organization Type: P-Private Industry

Communication Date: 1982-10-08

Communication Type: Official Correspondence

## Provenance

- Official: Yes
- Source: <https://data.ntsb.gov/carol-main-public/sr-details/P-79-011>
- Source ID: `ntsb-pipeline`
- SHA-256: `d26d94883d519ad40669afa69470eddefd4a7657b8a455e8e9d724c81df05883`
- Retrieved: 2026-08-20T04:57:24.741Z
- Exported: 2026-08-23T12:58:56.719Z
- Document slug: `ntsb-recommendation-p-79-011`

### Source metadata

```json
{
  "recordKind": "ntsb_safety_recommendation",
  "safetyRecommendationNumber": "P-79-011",
  "recommendationMode": "Pipeline",
  "topicMode": "Pipeline",
  "ntsbNumber": "PLD79XR001",
  "priority": "CLASS II",
  "overallStatus": "Closed - Acceptable Action",
  "overallStatusAcronym": "CAA",
  "overallDateClosed": "1983-03-31",
  "lastModifiedDate": "2016-11-15",
  "reportNumber": "PAR-79-02",
  "reportUrl": "https://www.ntsb.gov/investigations/Pages/PLD79XR001.aspx",
  "transmittalLetterUrl": "http://www.ntsb.gov/safety/safety-recs/recletters/P79_9_12.pdf",
  "addressees": [
    {
      "addresseeName": "Delta Natural Gas Company, Inc.",
      "addresseeStatusAcronym": "CNLA",
      "addresseeStatus": "Closed--No Longer Applicable",
      "addresseeDateClosed": "1983-03-31",
      "addresseeDetails": [
        {
          "addresseeAcronym": null,
          "addresseeOrganizationType": "P-Private Industry",
          "isFromNtsb": false,
          "communicationDate": "1982-10-20",
          "communicationType": "Official Correspondence",
          "communicationContents": "DELTA NATURAL GAS COMPANY LETTER:  OUR STANDARD PRACTICE 0-46, CONVERTING FROM LOW TO IMMEDIATE PRESSURE, WAS FILED WITH THE KENTUCKY PUBLIC SERVICE COMMISSION ON SEPTEMBER 25, 1979.  STANDARD PRACTICE 0-18, EMERGENCY OPERATING PLAN (INCLUDING ACCIDENT INVESTIGATION) WAS FILED WITH THE KENTUCKY PUBLIC SERVICE COMMISSION ON OCTOBER 31, 1979, AND HAS CONTINUED TO BE UPDATED.  STANDARD PRACTICE 0-48, ACCIDENT INVESTIGATION WAS FILED WITH THE PUBLIC SERVICE COMMISSION ON NOVEMBER 14, 1979."
        },
        {
          "addresseeAcronym": null,
          "addresseeOrganizationType": "P-Private Industry",
          "isFromNtsb": true,
          "communicationDate": "1983-03-31",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        },
        {
          "addresseeAcronym": null,
          "addresseeOrganizationType": "P-Private Industry",
          "isFromNtsb": true,
          "communicationDate": "1982-10-08",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        }
      ]
    }
  ],
  "jurisdiction": "US"
}
```