# NTSB Safety Recommendation P-74-032

**Citation:** P-74-032  
**Type / status:** guidance / guidance  
**Agency:** National Transportation Safety Board  
**Effective:** 1974-08-21  
**Published:** 1974-08-21

THE NTSB RECOMMENDS THAT THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS GAS PIPING STANDARDS COMMITTEE: DEVELOP GUIDELINES TO AID PIPELINE OPERATORS IN DETERMINING AREAS OF ACTIVE CORROSION AS REQUIRED BY 49 CFR 192.457(B).

## Document text

NTSB safety recommendation P-74-032.

THE NTSB RECOMMENDS THAT THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS GAS PIPING STANDARDS COMMITTEE: DEVELOP GUIDELINES TO AID PIPELINE OPERATORS IN DETERMINING AREAS OF ACTIVE CORROSION AS REQUIRED BY 49 CFR 192.457(B).

Priority: CLASS II

Overall Status: Closed - Acceptable Action

Issued Date: 1974-08-21

Adopted Date: 1974-08-21

Overall Date Closed: 1979-02-06

Synopsis: On December 2, 1973, an explosion followed by an intense fire killed three persons, injured two others, and destroyed a house on the outskirts of Charleston, W. Va. Fire, fueled by natural gas which had saturated the soil, later rekindled briefly in the ground around the house.

Ntsbnumber: PLD74XR008

Report Number: PAR-74-04

Addressee Name: American Society of Mechanical Engineers

Addressee Status: Closed--No Longer Applicable

Addressee Date Closed: 1979-02-06

Addressee Acronym: ASME

Addressee Organization Type: A-Associations

Communication Date: 1974-10-16

Communication Type: Official Correspondence

Communication Contents: ASME LTR: ASME IS PRESENTLY COMPLETING WORK ON GUIDELINES FOR 192.615(D), TO ESTABLISH AN ADDITIONAL PROGRAM TO ENABLE CUSTOMERS AND THE GENERAL PUBLIC TO RECOGNIZE AND REPORT A GAS EMERGENCY TO THE APPROPRIATE OFFICIALS. 9/6/78 - ASME LTR: GUIDE MATERIAL FOR THIS RECOMMENDATION WAS ADOPTED UNDER 192.475(B) AND APPEARED IN THE GUIDE IN 1976.

Addressee Acronym: ASME

Addressee Organization Type: A-Associations

Communication Date: 1978-05-01

Communication Type: Official Correspondence

## Provenance

- Official: Yes
- Source: <https://data.ntsb.gov/carol-main-public/sr-details/P-74-032>
- Source ID: `ntsb-pipeline`
- SHA-256: `9aeedb2372742f7a160c03ce9adc9fbaed51f600ed5ce02d6a6cc07e0e9394fa`
- Retrieved: 2026-08-20T04:57:24.741Z
- Exported: 2026-08-22T18:07:25.058Z
- Document slug: `ntsb-recommendation-p-74-032`

### Source metadata

```json
{
  "recordKind": "ntsb_safety_recommendation",
  "safetyRecommendationNumber": "P-74-032",
  "recommendationMode": "Pipeline",
  "topicMode": "Pipeline",
  "ntsbNumber": "PLD74XR008",
  "priority": "CLASS II",
  "overallStatus": "Closed - Acceptable Action",
  "overallStatusAcronym": "CAA",
  "overallDateClosed": "1979-02-06",
  "lastModifiedDate": "2016-11-15",
  "reportNumber": "PAR-74-04",
  "reportUrl": "https://www.ntsb.gov/investigations/Pages/PLD74XR008.aspx",
  "transmittalLetterUrl": "http://www.ntsb.gov/safety/safety-recs/recletters/P74_29_36.pdf",
  "addressees": [
    {
      "addresseeName": "American Society of Mechanical Engineers",
      "addresseeStatusAcronym": "CNLA",
      "addresseeStatus": "Closed--No Longer Applicable",
      "addresseeDateClosed": "1979-02-06",
      "addresseeDetails": [
        {
          "addresseeAcronym": "ASME",
          "addresseeOrganizationType": "A-Associations",
          "isFromNtsb": false,
          "communicationDate": "1974-10-16",
          "communicationType": "Official Correspondence",
          "communicationContents": "ASME LTR: ASME IS PRESENTLY COMPLETING WORK ON GUIDELINES FOR 192.615(D), TO ESTABLISH AN ADDITIONAL PROGRAM TO ENABLE CUSTOMERS AND THE GENERAL PUBLIC TO RECOGNIZE AND REPORT A GAS EMERGENCY TO THE APPROPRIATE OFFICIALS. 9/6/78 - ASME LTR: GUIDE MATERIAL FOR THIS RECOMMENDATION WAS ADOPTED UNDER 192.475(B) AND APPEARED IN THE GUIDE IN 1976."
        },
        {
          "addresseeAcronym": "ASME",
          "addresseeOrganizationType": "A-Associations",
          "isFromNtsb": true,
          "communicationDate": "1978-05-01",
          "communicationType": "Official Correspondence",
          "communicationContents": ""
        }
      ]
    }
  ],
  "jurisdiction": "US"
}
```